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Sams Teach Yourself: iOS 9 Application Development in 24 Hours, Seventh Edition by John Ray

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Introduction

When you pick up an iOS device and use it, you feel connected. Whether it be an iPad, an iPhone, or an iPod, the interface acts as an extension to your fingers; it is smooth, comfortable, and invites exploration. Other competing devices offer similar features, and even sport gadgets such as wraparound screens and trackpads, but they cannot match the user experience that is iOS.

iOS and its associated development tools have changed rapidly over the past few years. iOS 7 brought us a new user interface that used depth and translucency to keep users connected to their content and aware of the context in which they are accessing it. iOS 8 surprised everyone with a brand new language for developing apps: Swift. Alongside the introduction ...

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