Free Software

http://www.plingzine.com/?p=877

Programari lliure / Codi obert

http://www.vilaweb.cat/noticia/4225225/20141227/programari-lliure-codi-obert.html

The Bash-Hackers Wiki

http://wiki.bash-hackers.org/doku.php?twitterID=nixCraft

We are Linux - We love free software

http://lamiradadelreplicante.com/2014/12/18/we-are-linux-we-love-free-software/

What are some useful Bash tricks?

https://www.quora.com/What-are-some-useful-Bash-tricks

Cómo asignar un programa a un núcleo del CPU usando taskset http://blog.desdelinux.net/como-asignar-un-programa-un-nucleo-del-cpu-usando-taskset/

Instal.lacio d'Ubuntu per PXE

http://www.howtoforge.com/ubuntu-14.10-pxe-server-installation