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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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grep for minus (-) sign
Use flag "--" to stop switch parsing

Checks apache's access_log file, strips the search queries and shoves them up your e-mail
as unixmonkey7109 pointed out, first awk parse replaces three steps.

Print the IPv4 address of a given interface

Extract a IRC like chat log out of an Adium xml logfile

Rename .JPG to .jpg recursively
Recursively rename .JPG to .jpg using standard find and mv. It's generally better to use a standard tool if doing so is not much more difficult.

check open ports without netstat or lsof

Report information about executable launched on system
Aureport is a tool for displaying auditd system log. -x options cause to display launched executable on system. Aureport work with auditd so auditd must be installed an running on a system. Tested on CentOS / Debian

Automatically download Ubuntu 10.04 when available
Tested with 9.10 release. Choose whatever torrent client you prefer.

let a cow tell you your fortune

VIM: Go back to the last place you were in a document
You're perhaps editing a line, or reading a certain line of code, you use page up and down or move through the file and now you wish to return to the last position the cursor was at. '' will get you there.


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