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


  1. What different types of location access exist?

a) Always and When in use b) Always and When in background c) When in use and When in background

  1. When should you ideally ask for access to location services?

a) When your app launches b) As soon as you want access to a user's location c) Once the user understands why you need access to their location

  1. How do you obtain a user's current location?

a) By calling getCurrentLocation() on the location manager b) By calling startUpdatingLocation() on the location manager c) By calling startMonitoring(for:) on the location manager



  1. Which of the following location tracking techniques is the most battery friendly?

a) Significant location change tracking b) Continuous location tracking c) Visit tracking

  1. What different types of regions can you monitor?

a) Geofences and iBeacons b) Geofences and WiFi networks c) WiFi networks and iBeacons

  1. Up to how long could it take for region monitoring to start?

a) 5 minutes b) 10 minutes c) 2 minutes

  1. How can you check...