This is a collection of tips&tricks written by Andrew Min and Gary Richmond, published in Free Software Magazine's blog.
Gary goes in depth at how to clean Debian, Ubuntu, and other Apt-based
This time, Gary goes into making old Firefox extensions compatible with the current version of Firefox using Nightly Tester Tools, Mr Tech's Local Install, and the good old fasioned way of hacking the install.rdf.
Andrew goes into messing around with your GRUB menu (with everything from passwords to splash screens) using the powerful Qt-based QGRUBEditor.
To wrap it all up, Andrew shows how to make Jabber-to-Jabber calls using the free Jabber client, Jabbin.