Hi, I am Jan. This is my old Ruby blog. I still post about Ruby, but I now do it on idiosyncratic-ruby.com. You should also install Irbtools to improve your IRB.
Rails migrations are easy to understand and easy to write. However, you can save some unnecessary key strokes by applying these three tips :)
Transferring an existing project to Rails 3 is not that hard, but it usually cannot be done in 5 minutes.