iPhone OS Development: Your visual blueprint for developing apps for Apple's mobile devices provides essential tips, tricks, and techniques for developing for the iPad, iPhone, or iPod touch. This book covers everything from the key features of the Objective-C language, to hands-on tips for getting the most from the Apple SDK, to inside information about programming the touch screen, accelerometer, GPS, graphics, sound, and connectivity. It includes all of the information a new developer needs to create her first application, and references facts for more experienced developers who need distilled information about the most important iPad, iPhone, and iPod touch technologies. Also included is a step by step guide to uploading products to the App Store, and designing projects that maximize buyer interest and sales potential. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.