Computer stuff:

StoppDLD - Stopp datalagringsdirektivet

Ubuntu - Linux distribution

DSL - Linux distibution

Open source - You're welcome

Freshmeat - Great site for your open source needs

Wikipedia - Don't need description, right?

Linux - Great reading

Training:

NHI - Nice to know what you're doing

MMA - As fun as it gets

8A - Klatring!

Trening - Ah

Various:

Lifehacker - Hack it up

Gizmodo - Gadets and gizmos

How-to-geek - How to...?