ways to set up Unix for beginners

Here is a discussion in BioStar on this title. I found some link presented in that discussion are really nice. Here are they:

(1) video, text also for python
http://software-carpentry.org/4_0/shell/

(2)
http://www.ee.surrey.ac.uk/Teaching/Unix/

(3)
http://www.freeos.com/guides/lsst/