Commands by Wajiha (0)

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Simple Comment an entire file
With this simple sed command we can easily comment and entire file.

netstat with group by (ip adress)
Same as the rest, but handle IPv6 short IPs. Also, sort in the order that you're probably looking for.

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Rename files in batch

Selecting a random file/folder of a folder
Also looks in subfolders

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

Rename files in batch

List only directories, one per line
omit the 1 (one) if you don't need one-per-line

Generate random passwords (from which you may select "memorable" ones)
See: "man pwgen" for full details. Some Linux distros may not have pwgen included in the base distribution so you maye have to install it (eg in Mandriva Linux: "urpmi pwgen").

Rename files in batch


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