John Ray eBooks

Linux continues to gain acceptance as a high-level operating system that's ready for serious corporate enterprise-level computing. When running Internet or file servers, Linux is more reliable, more flexible, more cost-effective, and even faster in some cases than Windows 2000/NT. This means that more and more companies are running Linux on their Web and internal file servers, and that more and more network administrators, used to how things work on Windows 2000/NT servers, will need a crash course on the vulnerabilities of Linux systems, and which holes they're going to need to plug in order to protect themselves from outside attacks. Maximum Linux Se...

Sams Teach Yourself iPhone Application Development Second Edition John Ray Figures and code appear as they do in Xcode Covers iOS 4.0 and up, and iPhone 4 Additional files and updates available online In just 24 sessions of one hour or less, learn how to build powerful applications for today's hottest mobile device: the iPhone! Using this book's straightforward, step-by-step approach, you'll master every skill and technology you need, from setting up your iPhone development environment to building great user interfaces, sensing motion to writing multitasking applications. Each lesson builds on what you've already learned, giving you a rock-solid fou...

In just 24 sessions of one hour each, learn how to build powerful applications for today's hottest handheld devices: the iPhone and iPad! Using this book's straightforward, step-by-step approach, you'll master every skill and technology you need, from setting up your iOS development environment to building great user interfaces, sensing motion to writing multitasking applications. Each lesson builds on what you've already learned, giving you a rock-solid foundation for real-world success! Step-by-step instructions carefully walk you through the most common iOS development tasks. Quizzes and Exercises at the end of each chapter help you test your know...