Commands using mkfs (3)

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Kill a process by its partial name
pkill is a standard command and kills processes Byte part of their name.

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

move all files older than 60 days to a folder

Preview of a picture in a terminal
This command allows you to see a preview of a picture via the terminal. It can be usefull when you are ssh'ing your server without X-forwarding. To have en example of the output you can get with this command see http://www.vimeo.com/3721117 Download at http://inouire.net/image-couleur.html Sources here: http://inouire.net/archives/image-couleur_source.tar.gz

list files recursively by size

Silently deletes lines containing a specific string in a bunch of files
This command will find all occurrences of one or more patterns in a collection of files and will delete every line matching the patterns in every file

Filter out all blank or commented (starting with #) lines

Converts uppercase chars in a string to lowercase
Another alternative is to define a function: lower() { echo ${@,,} } lower StrinG

list files in mtime order
Simple but useful; list files in the current directory in mtime order. Useful if you've been working on something and then take a day or two off.

Display a markdown file in a new tab in firefox


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