What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again.

Delete that bloated snippets file you've been using and share your personal repository with the world. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

If you have a new feature suggestion or find a bug, please get in touch via http://commandlinefu.uservoice.com/

Get involved!

You can sign-in using OpenID credentials, or register a traditional username and password.

First-time OpenID users will be automatically assigned a username which can be changed after signing in.

Universal configuration monitoring and system of record for IT.

Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for:



May 19, 2015 - A Look At The New Commandlinefu
I've put together a short writeup on what kind of newness you can expect from the next iteration of clfu. Check it out here.
March 2, 2015 - New Management
I'm Jon, I'll be maintaining and improving clfu. Thanks to David for building such a great resource!

Top Tags





Commands by alustenberg from sorted by
Terminal - Commands by alustenberg - 4 results
find . -type f ! -iwholename \*.svn\* -print0 [ | xargs -0 ]
2011-03-21 16:45:35
User: alustenberg
Functions: find xargs

for when find . -print | grep -v .svn | xargs doesnt cut it.

exipick -zi | while read x ; do exim -dM "$x"; sleep 1;done
2011-01-04 20:17:30
User: alustenberg
Functions: read sleep
Tags: exim

can also be invoked as 'exipick -zi | exim -dM' if you do not need/want the delay between flushes.

lsof /dev/snd/pcm*p /dev/dsp | awk ' { print $2 }' | xargs kill
2010-07-23 20:24:16
User: alustenberg
Functions: awk xargs

for when a program is hogging the sound output. finds, and kills. add -9 to the end for wedged processes. add in 'grep ^program' after lsof to filter.

lsof -c $processname | egrep 'w.+REG' | awk '{print $9}' | sort | uniq
2010-02-24 16:47:49
User: alustenberg
Functions: awk egrep sort

lists all files that are opened by processess named $processname

egrep 'w.+REG' is to filter out non file listings in lsof, awk to get the filenames, and sort | uniq to remove duplciation