Which is the best iPhone dev book? I am coming from Rails and already figured out how to write a simple app and use xcode, and watched the peepcode screencasts, so nothing super basic.
I really liked "Beginning iPhone Development". There is a new version now for 3.0 called Beginning iPhone 3 Development, which looks at least as good as the first one if not better. Here's a link to the book on Amazon http://www.amazon.com/Beginning-iPhone-Development-Exploring...