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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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capture selected window
I think, this is a shorter one :)

Label EXT2/EXT3 File System

Sort a character string
using perl

list files recursively by size

Reset hosed terminal,
stty sane resets the tty to basic usable function. The ^J is a newline -- sometimes CR/LF interpretation is broken so use the ^J explicitly.

Get your IP addresses
Shows the interface and the ip-address

Rename all files in lower case

clear current line

Rename files in batch

Ping all hosts on 192.168.1.0/24
Pings all the hosts on 192.168.1.0/24 in parallel, so it is very fast. Alive host IP addresses are echoed to stdout as pings are responded to.


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