Move into iOS development by getting a firm grasp of its fundamentals, including the Xcode IDE, the Cocoa Touch framework, and Swift 2.0 the latest version of Apple's acclaimed programming language. With this thoroughly updated guide, you'll learn Swift s object-oriented concepts, understand how to use Apple's development tools, and discover how Cocoa provides the underlying functionality iOS apps need to have. Explore Swift s object-oriented concepts: variables and functions, scopes and namespaces, object types and instances Become familiar with built-in Swift types such as numbers, strings, ranges, tuples, Optionals, arrays, dictionaries, and sets Learn how to declare, instantiate, and customize Swift object types enums, structs, and classes Discover powerful Swift features such as protocols and generics Catch up on Swift 2.0 innovations: option sets, protocol extensions, error handling, guard statements, availability checks, and more Tour the lifecycle of an Xcode project from inception to App Store Create app interfaces with nibs and the nib editor, Interface Builder Understand Cocoa s event-driven model and its major design patterns and features Find out how Swift communicates with Cocoa s C and Objective-C APIs Once you master the fundamentals, you'll be ready to tackle the details of iOS app development with author Matt Neuburg's companion guide, Programming iOS 9 . ".