Chapter 1, Swift Programming Language, is a simple revision of Swift 3 and an explanation of the most important topics in Swift.
Chapter 2, The Essentials, covers the most commonly used UI components, such as UIView, gestures, stack views, and so on.
Chapter 3, Integrating with Messages App, talks about one of the hottest features in iOS--how to integrate with the iOS Messages app to add your own stickers or develop extensions.
Chapter 4, Working with Interface Builder, provides tips and tricks while dealing with interface builders, such as storyboards and XIB files. Get your hands dirty with Autolayout and size classes and know how to work with them.
Chapter 5, Working with UITableView, covers one of the most important components in iOS that all iOS developers should be aware of.
Chapter 6, Animations and Graphics, gives your apps a better look by teaching you how to animate views and draw simple shapes.
Chapter 7, Multimedia, helps you to deal with audio and video in iOS. It provides information about how to use filters thanks to the Core Image framework.
Chapter 8, Concurrency, overcomes the fear of using concurrency in iOS by helping you understand how to use dispatch queues and NSOperationQueues with simple examples.
Chapter 9, Location Services, covers the most commonly used operations in location services, such as getting a user's location, adding pins, navigation, and geofencing.
Chapter 10, Security and Encryption, discusses how to secure your app and protect your user's sensitive information using Touch ID for authentication and saving data in a device's Keychain.
Chapter 11, Networking, covers how to establish networking in an iOS app to retrieve data and parse it.
Chapter 12, Persisting Data with Core Data, takes you through the workings of Core Data to persist data and perform CRUD (creation, reading, updating, and deletion) operations.
Chapter 13, Notifications, helps you overcome the hassle of dealing with push notification and setup and gets you started with configuring your project and server to send and receive notifications.
Chapter 14, App Search, looks at making your app content searchable from Spotlight and Safari suggestions.
Chapter 15, Optimizing Performance, showcases how to measure the performance of your app and how to enhance it.