http://www.gentoo.org/proj/en/keychain/
Keychain is a front end for ssh-agent which sets up one ssh-agent session per machine reboot. Useful for unattended backups, and so on, as the key passwords need only be provided once per reboot.
http://wiki.linuxquestions.org/wiki/List_of_keysyms
Useful list of keyboard symbols. I used it when creating new shortcuts for quicktile.py.