Today I Found Out: http://www.todayifoundout.com/
Daily Knowledge Podcast: http://www.todayifoundout.com/index.php/category/podcast/
Command Line Tips: using CTRL + Left / Right arrow will allow you to move through a long command word by word instead of moving through each letter. Makes making adjustments to a long command much quicker.
Use the "cd -" to move back and forth between previous directories. cd into a directory, then cd into a different one. Now do "cd -" and you will be back to the first directory.
XFCE : script that uses xdtool to move window from one monitor to the next http://makandracards.com/makandra/12447-how-to-move-a-window-to-the-next-monitor-on-xfce-xubuntu
Hyperkin Pixel Art Controller: http://hyperkin.com/hyperkin-pixel-art-controller-for-pc-mac-computers-1265.html. Use with the SNES9x emulator. Works very well