You know what, I've actually went out to the book store to pick-up a couple of books on the subject (teaching Objective-C as it be) and they actually have some good information about using Xcode and getting your Apps setup on a real piece of hardware and even the whole submission process getting it onto the App Store. It might not hurt to check out some of these books.

I have...


I also was looking at...

iPad Programming
Head First iPhone and iPad Development

The Objective-C stuff might not be as useful to us, but all the other Xcode and Apple Developer stuff might come in handy to learn from a book.