All commands (14,187)

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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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Numeric zero padding file rename
rename file name with fixed length nomeric format pattern

List just the executable files (or directories) in current directory
With zsh.

Delete Last Line of a File if it is Blank
Use sed to remove the last line of a file only if it is empty.

A simple X11 tea timer
wrapping the snippet in $( )& puts the whole thing in the background so you don't tie up your login session.

Send your terminfo to another machine
I frequently use this trick to send my terminal settings to HPUX and older RHEL systems. This is due to the fact that terminfo support for rxvt-unicode (my preferred terminal app) does not exist on many older Linux and Unices.

Reads a CD/DVD and creates an dvdisaster iso image with the advanced RS02 method.

retab in vim, tab to space or space to tab, useful in python
usage: :[rang]ret[!][tabstop value] python is indent sensitive, after command :set list you may see your codes are mixed with tab and space ret can help you to convert space to tab or tab to space

Email a file to yourself
This works on Solaris 10.

SAR - List the average memory usage for all days recorded under '/var/log/sa/*' using sar -r.

Lookup your own IPv4 address


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