Considered a classic by an entire generation of Mac programmers, Dave Mark's Learn C on the Mac has been updated for you to include Mac OS X Mountain Lion and the latest iOS considerations.  Meer

With El Capitan, Apple brings never-before-seen features to OS X—like a split-screen desktop, improved window controls, and amazing graphics.  Meer

This fun, yet information-packed book is for users who want to go far beyond the basics and really delve into Mac OS X and its ecosystem. Eschewing the basics, it shows how to get the most from the Snow Leopard system, including creating your own applications.  Meer

Shell Programming in Unix, Linux and OS X is a thoroughly updated revision of Kochan and Wood’s classic Unix Shell Programming tutorial.  Meer

This third edition updates all examples for OS X El Capitan and iOS 9, and gets you up to speed on changes in multithreading and batch processing.  Meer