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Mastering macOS Programming

Mastering macOS Programming

By : Gregory Casamento, Stuart Grimshaw
3.2 (6)
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Mastering macOS Programming

Mastering macOS Programming

3.2 (6)
By: Gregory Casamento, Stuart Grimshaw

Overview of this book

macOS continues to lead the way in desktop operating systems, with its tight integration across the Apple ecosystem of platforms and devices. With this book, you will get an in-depth knowledge of working on macOS, enabling you to unleash the full potential of the latest version using Swift 3 to build applications. This book will help you broaden your horizons by taking your programming skills to next level. The initial chapters will show you all about the environment that surrounds a developer at the start of a project. It introduces you to the new features that Swift 3 and Xcode 8 offers and also covers the common design patterns that you need to know for planning anything more than trivial projects. You will then learn the advanced Swift programming concepts, including memory management, generics, protocol orientated and functional programming and with this knowledge you will be able to tackle the next several chapters that deal with Apple’s own Cocoa frameworks. It also covers AppKit, Foundation, and Core Data in detail which is a part of the Cocoa umbrella framework. The rest of the book will cover the challenges posed by asynchronous programming, error handling, debugging, and many other areas that are an indispensable part of producing software in a professional environment. By the end of this book, you will be well acquainted with Swift, Cocoa, and AppKit, as well as a plethora of other essential tools, and you will be ready to tackle much more complex and advanced software projects.
Table of Contents (21 chapters)
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18
LLDB and the Command Line

Speeding it up with code snippets

One of the best and simplest aids to working quickly in Xcode is the code snippets feature. To see the list of both Xcode's default snippets and user code snippets, type command + option + control + 2 to bring them up in the Utilities pane:

The preceding screenshot shows just a few of the dozens of snippets that come supplied with Xcode. Despite this generous supply, it's probably fair to say that most of them are hardly worth remembering, given that Xcode's code completion has come such a long way. Whether we really need a snippet that is no more than the following example is debatable:

deinit { 
<#statements#>
}

This is particularly true when one considers that the default set of snippets is not editable, and thus cannot be assigned keyboard shortcuts.

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