Preface
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Chapter 3, Introduction to Swift 3, teaches you the basics of the Swift programming
language, from variables and functions to brand new features, such as error
handling.
Chapter 4, Using Storyboards, Auto Layout, and Size Classes, covers the visual
development side of Xcode, called Interface Builder, in detail.
Chapter 5, Taking Advantage of Source Control in Xcode, gets you up to speed on the
concept behind Git version control and how to enable it in Xcode.
Chapter 6, Building your First iOS App, teaches you how to break down an app idea
into actionable chunks and then walks you through a full development cycle of app
development for an app called Snippets.
Chapter 7, Integrating Multitouch and Gestures, looks at some of the many ways to use
advanced touch information in your app through gestures and 3D touch shortcuts.
Chapter 8, Exploring Common iOS Frameworks, covers the concept of code frameworks
and then dives into the UIKit, CoreLocation, and Social frameworks.
Chapter 9, Working with CoreData, teaches you the concept behind the CoreData
framework and how to use it to save and load user data in an application.
Chapter 10, Creating a watchOS Companion App, looks at how to design and create a
companion app for the Apple Watch by using the Snippets app created in Chapter 6.
Chapter 11, Advanced Input Using Sensors, covers the many sensors found in the iPhone
using third-party charting frameworks and accessing sensors on Apple Watch.
Chapter 12, Sending Notications, teaches you how to send the user actionable
notications in addition to displaying application badges and playing alert sounds.
Chapter 13, Writing Unit Tests, introduces the concept of writing code that tests your
application code and teaches you how to implement these tests in Xcode.
Chapter 14, Debugging an iOS Application, covers the different ways to search for and
eliminate bugs in your application code.
Chapter 15, Optimizing your App, gives you an overview of the tools in Xcode that
help speed up the performance of your code and reduce the le size of your app's
resources.
Chapter 16, Distributing an iOS App, walks you through the process of taking a
nished app from Xcode to the App Store.
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