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

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Perform Real-time Process Monitoring Using Watch Utility

How to pull out lines between two patterns
This command will display all lines between 2 patterns: word-a and word-b useful for grepping command outputs from file

Labyrinth pattern
Generates labyrinth-like pattern on UTF-8 terminal in bash. For fun ;)

Listing only one repository with yum
How to list just one repo with yum. First I disable all repo, second I enable just the repo that I want to list.

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

resolve short urls
since the most url shorteners respond with a header containing the Location: ... this works with most common shorteners

all out
How to force a userid to log out of a Linux host, by killing all processes owned by the user, including login shells:

Clean your broken terminal
When some console full-screen program (minicom, vi, some installers) breaks down your terminal, try this command to revert all options to "sane" settings (sane is a built-in combo of a lot of stty options)

check open ports without netstat or lsof

Video thumbnail
Faster thumbnail creation than '-itsoffset' $ffmpeg -itsoffset -4 -i test.avi -vcodec mjpeg -vframes 1 -an -f rawvideo -s 320x240 test.jpg


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