The Apple documentation is outstanding. http://developer.apple.com/resources/
Check out ObjC and iOS podcasts.
My favorite Cocoa website it http://theocacao.com/
Delicious might also help you: http://delicious.com/tag/cocoa
They are to the point, which makes them easy to read and great for everyone interested in UI design and UX.
[1] http://developer.apple.com/mac/library/documentation/UserExp...
Steinberg's approach had better technical progression, tighter focus and superior editing.
They are to the point, which makes them easy to read and great for everyone interested in UI design and UX.
[1] http://developer.apple.com/mac/library/documentation/UserExp...