To install VitualBox on Fedora the dkms package needs to be install first.

There is also in Oracle repo for VirtualBox for Fedora details here at the bottom of the page

Firefox time stamp  —-    http://extensions.sanjer.nl/index.php?page=tb_ts

Ubuntu 12.04  DNS  ———  http://www.stgraber.org/2012/02/24/dns-in-ubuntu-12-04

VIM  —- http://www.expertslogin.com/general/linux-vi-editor-commands/

Terminator keyboard shortcuts « JAWB =>.

How to Start Making Your Own Electronics with Arduino and Other People’s Code.

http://www.plexapp.com/