Timevault is an automatic backup utility that takes a snapshot of your current filesystem or directory for pre-defined amount of time, which can be used later to retrieve damaged files or folders. Timevault is in beta stage of development and can be downloaded from https://launchpad.net/timevault. After installation you need to logout and log in back [...]

1) There are quite a few applications in linux that has the ability to download torrent from the terminal. rtorrent is perhaps the easiest to use and widely configurable out of all of them. To kick off with downloading any torrent file, you simply have to provide the link location of the torrent file, ie. [...]

My love for xkcd comics has influenced me to write this modified autoconfig “cracking” tool that cracks wifi WEP password from your neighbors, exactly the way shown in xkcd comic number 416:

(click for larger view)
Here is the tool in action:

As you can see there are some state of the art features added to this version. [...]

From folding@home website:

Folding@home is a distributed computing project — people from throughout the world download and run software to band together to make one of the largest supercomputers in the world. Every computer takes the project closer to our goals. Folding@home uses novel computational methods coupled to distributed computing, to simulate problems millions of times [...]