Commands using emacs (11)

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Set laptop display brightness
Run as root. Path may vary depending on laptop model and video card (this was tested on an Acer laptop with ATI HD3200 video). $ cat /proc/acpi/video/VGA/LCD/brightness to discover the possible values for your display.

Automatically create a rar archive
This command creates a rar archive from all files in the current folder and names the archive after the folder name.

Get MD5 checksum from a pipe stream and do not alter it

Rename files in batch

Changes standard mysql client output to 'less'.
Changes standard mysql client output to 'less'. In another words makes query results of mysql command line client to look much better.

Downsample mp3s to 128K
This will lower the quality of mp3 files, but is necessary to play them on some mobile devices.

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Colored SVN diff
Simple way to achieve a colored SVN diff

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.

Create a bunch of dummy files for testing
Sometimes I need to create a directory of files to operate on to test out some commandlinefu I am cooking up. The main thing is the range ({1..N}) expansion.


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