Check out the developerforce wiki for some great cheat sheets. I can see how these would be an absolute lifesaver, especially during the initial learning process.
[edit: updated URL]
http://developer.force.com/cheatsheets
[edit: Direct to PDF shortcuts removed by request]
Jon Mountjoy
// Dec 9, 2009 at 6:57 am
Thanks for the pointer to our cheat sheets John. Glad you like them!
I recommend using this URL
http://developer.force.com/cheatsheets
I’d love it if you don’t point to the PDFs directly. We update them occasionally, so your links may break.
John Coppedge
// Dec 9, 2009 at 8:09 am
Sure Jon,
Updated post. Great sheets!