FieldNotesofaCommandLineNinja

RustamMehmandarov

JavaOne 2016

Agenda

Intorduction

History

Expansions/Shorthand

Usefulcmd

ExampleIRL

Historyhttp://xkcd.com/149/

History

sudo !!

http://xkcd.com/149/

Expansion,Alias…

Usefulcommands

ExamplesIRL

Summonpowerofthegods?

ls –o –t –r –h

or

ls –thor

Top 10commands used

history | awk 'BEGIN {FS="[ \t]+|\\|"} {print $3}' | sort | uniq -c | sort -nr | head

Magic

1.svn log -r <revFra>:<revTil> > svn_log.txt

2.cat svn_log.txt | grep Jira# | sed -r s/Jira#:[[:space:]]// | sort | uniq >

jira_saker.txt

Moremagic!

1.cd takeoff/rotate/up/stop/land

2.echo $_ | awk 'BEGIN {FS="/"}{print $1"();", $2"();", $3"();",

$4"();", $5"();"}' >> fun.js && node fun.js

Thank you!

@rmehmandarov