Commands by infinity005 (0)

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Lists all usernames in alphabetical order
Save some CPU, and some PIDs. :)

Detect encoding of a text file
This command gives you the charset of a text file, which would be handy if you have no idea of the encoding.

Find the 10 users that take up the most disk space

Find all plain text files that do not contain STRING

Get your external IP address if your machine has a DNS entry
Using DynDNS or a similar service not only allows access to your home machine from outside without needing to know what IP the ISP has assigned to it but it also comes in handy if you want to know your external IP address. The only purpose of the sed command is to remove the leading "host.na.me has address " part from the output. If you don't need to discard it you can simply use $ host $HOSTNAME

Output Detailed Process Tree for any User
An easy function to get a process tree listing (very detailed) for all the processes of any gived user. This function is also in my http://www.askapache.com/linux-unix/bash_profile-functions-advanced-shell.html

Continuously show wifi signal strength on a mac
The closer to zero the better.Credit to TheSeb on macrumors: http://forums.macrumors.com/showthread.php?t=1289884

Create a single PDF from multiple images with ImageMagick
Given some images (jpg or other supported formats) in input, you obtain a single PDF file with an image for every page.

Remove any RPMs matching a pattern
This should be an option to rpm, but isn't. I wind up using it a lot because I always forget the full name of the packages I want to delete.

List the size of all sub folders and files from the current location, with sorting


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