Mark Szymczyk’s book, “Xcode Tools Sensei,” has been updated for Xcode 4.5 and iOS 6.

The new material in this update includes auto layout for iOS applications along with material on setting up Xcode projects to support iOS 6s Passbook and Maps features. “Xcode Tools Sensei” is a guide to Apple’s developer tools for building Mac and iOS applications. In addition to covering Xcode and Interface Builder, the book covers Instruments, OpenGL tools, and command-line tools.

The book is available in both electronic and print versions. The electronic version is a PDF file that is fully searchable, bookmarked, and hyperlinked.

The electronic version of the book costs US$20; the print version costs $40. Both versions are available to purchase directly from the book’s website (www.meandmark.com/xcodebook.html). The print version is also available on Amazon, Amazon UK, and Amazon Europe.