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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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Make a DVD ISO Image from a VIDEO_TS folder on MacOSX
/path/ is the root folder of the DVD, not the VIDEO_TS folder.

Substitute spaces in filename with underscore
Substitute spaces in filename with underscore, it work on the first space encountered.

Show a prettified list of nearby wireless APs

Execute a command before display the bash prompt
For example, if you are the type who type ls very often, then $ PROMPT_COMMAND=ls will ls after every command you issue.

ssh tunnel with auto reconnect ability

save man-page as pdf

search for text in files. recursive.
recursively search dir for a a particular file type, search each file for a particular text.

list block devices
Shows all block devices in a tree with descruptions of what they are.

Every Nth line position # (AWK)
A better way to show the file lines 3n + 1

list files recursively by size


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