Literacy is the new literacy.

Handful of things you should just know in Bash if you're going to bother doing any heavy lifting with it. Also it will suck.

I can't even deal with how intense this guy is. vGhetto scripts to reimplement a lot of vSphere functionality. Of particular interest is ghettoVCBg2.sh but there is a lot of impressive stuff in here and he gives support and takes feedback in the VMware forums.