I'd also suggest asciicasts.com, they're transcriptions of railscasts episodes, and I find they compliment the videos extremely well. I also like Eloquent Ruby

I'd also suggest asciicasts.com, they're transcriptions of railscasts episodes, and I find they compliment the videos extremely well. I also like Eloquent Ruby by Russ Olsen, it's a great way to learn how Ruby really works, written in a more approachable style than the Pickaxe.