Book Image

Mastering iOS 12 Programming - Third Edition

By : Donny Wals
Book Image

Mastering iOS 12 Programming - Third Edition

By: Donny Wals

Overview of this book

The iOS development environment has significantly matured, and with Apple users spending more money in the App Store, there are plenty of development opportunities for professional iOS developers. However, the journey to mastering iOS development and the new features of iOS 12 is not straightforward. This book will help you make that transition smoothly and easily. With the help of Swift 4.2, you’ll not only learn how to program for iOS 12, but also how to write efficient, readable, and maintainable Swift code that maintains industry best practices. Mastering iOS 12 Programming will help you build real-world applications and reflect the real-world development flow. You will also find a mix of thorough background information and practical examples, teaching you how to start implementing your newly gained knowledge. By the end of this book, you will have got to grips with building iOS applications that harness advanced techniques and make best use of the latest and greatest features available in iOS 12.
Table of Contents (35 chapters)
Title Page
Copyright and Credits
Packt Upsell

Chapter 22

  1. In what way are Message Extensions similar to apps?

a) They can exist independently and support In-App Purchases.

  1. What do you need to create a Sticker Pack?

a) You need images that can be added to the Sticker Pack template.

  1. How can you test your Message extensions?

b) You must use the predefined conversations in the simulator.

  1. What object is used to configure a complex message that can be sent through your extension?

c) The MSMessage object.

  1. How can you identify the users that participate in a conversation?

a) By reading their unique, random identifiers.

  1. How do you know whether a message was delivered to the recipients?

c) There is no way to be sure due to privacy concerns.