In today's open source roundup: Use Crouton to run Ubuntu on your Chromebook. Plus: The Register reviews Linux Mint 17.1, and part two of how to run Linux on Android devices How to install Ubuntu on a ...
When extensive tweaking goes wrong, Timeshift can recover your Linux installation.
If you're looking for a distribution for an aging machine and you want to go with something other than a Ubuntu-based distribution, walk through the Arch with Omega.