I want to master TextMate
Sadly, my powerbook is currently kaput (I dropped it). I'm trying to decide whether to pay to fix it or just get a new MacBook. While RadRails is a nice stand-in on Windows and Ubuntu, I am going through TextMate withdrawal.
In the meantime, I can live varicariously through others.
Mike Clark has posted a nifty cheat sheet for Rails coding in TextMate.
There are several others out there:
It might be nice to collect all these into a concisely formatted little popup/tool-tip you could invoke while using TextMate.