Which Version of CentOS Is This Server Running?

Just parking this here. Most of the servers I maintain run CentOS, and occasionally I need to know which version of CentOS they’re running. For the servers I maintain, all of these works from the command line to return the version, though the RPM command¬†gives the most detailed information.

# rpm --query centos-release


# lsb_release -d


cat /etc/centos-release

Full Disk Encryption on Ubuntu

An article from the Electronic Frontier Foundation from back in November 2012 notes that Canonical has begun incorporating easy-to-install full disk encryption beginning with Ubuntu 12.10.

When you install Ubuntu, now there’s a checkbox to “Encrypt the new Ubuntu installation for security.” Users who are new to GNU/Linux and just making the switch can easily have the same level of security against physical-access attacks as seasoned nerds.

Super Ubuntu

I have gotten so fed up with Windows that I’ve gradually been moving pretty much every computer I have to use over to Ubuntu. Super Ubuntu is Ubuntu plus a whole bunch of helpful stuff that helps save time getting everything up and running on a new install.

Super Ubuntu is just Ubuntu 8.10 (Intrepid Ibex), but it also includes: