Titlebook: Beginning iOS 5 Development; Exploring the iOS SD Dave Mark,Jack Nutting,Jeff LaMarche Book 2011 David Mark and Jack Nutting and Jeff LaMar

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Where Am I? Finding Your Way with Core Location,Every iOS device has the ability to determine where in the world it is using a framework called Core Location. Core Location can actually leverage three technologies to do this: GPS, cell tower triangulation, and Wi-Fi Positioning Service (WPS).

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Autorotation and Autosizing,ll package. One example of this is how these devices can be used in either portrait (tall and skinny) or landscape (short and wide) mode, and how that can be changed at runtime simply by rotating the device. You can see an example of this behavior, which is called ., in iOS’s web browser, Mobile Saf

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Storyboards,ing UINavigationViewController. Together, these building blocks make up a robust, flexible tool kit for building mobile apps, as evidenced by the hundreds of thousands of iPhone and iPad applications that have been created in the past few years.

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iPad Considerations,here’s very little that differentiates a 3G iPad from an iPhone, or a Wi-Fi iPad from an iPod touch. In spite of the fundamental similarities between iPhone and iPad, from the user’s point of view these devices are really quite different. Fortunately, Apple had the good sense to recognize this fact