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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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Find and copy scattered mp3 files into one directory
I used this command to recursively gather all mp3 files that were previously imported into their own directories (sorted by band name) in Songbird.

Capitalize first letter of each word in a string - A ruby alternative
"-n" loops around ; "-e" executes the given quoted string ; "$_" is the current line ; "split" creates an array on white space; each item of the array is "collected" to be then "capitalized" ; the array is "joined" back into a string.

View Processeses like a fu, fu
I don't truly enjoy many commands more than this one, which I alias to be ps1.. Cool to be able to see the heirarchy and makes it clearer what need to be killed, and whats really going on.

tail: watch a filelog
-f file(s) to be monitorized -n number of last line to be printed on the screen in this example, the content of two files are displayed

Comma insertions
Insert a comma where necessary when counting large numbers. I needed to separate huge amounts of packets and after 12+ hours of looking in a terminal, I wanted it in readable form.

Print nic name of current connection

Write comments to your history.
A null operation with the name 'comment', allowing comments to be written to HISTFILE. Prepending '#' to a command will *not* write the command to the history file, although it will be available for the current session, thus '#' is not useful for keeping track of comments past the current session.

Send an email from the terminal when job finishes
Sends an email from the terminal.

Display which distro is installed
Works on Ubuntu

Display current time in requested time zones.
The time zone names come from the tz database which is usually found at /usr/share/zoneinfo.


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