Raspberry Pi – One Slice At A Time (sites.google.com)

Whist we're talking how-tos, here's a guide that turns your Raspberry Pi into a Ninja Block: http://ninjablocks.com/blogs/how-to/7195040-using-a-raspberr...

sudo apt-get update doesn't actually update raspbian. It just downloads new package lists. A sudo apt-get upgrade is needed to update the packages. Additionally, you can use rpi-update https://github.com/Hexxeh/rpi-update to download the latest firmware and kernel.

Thanks jhenkens, I'll correct the tutorial.