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
Dedication
Packt Upsell
Contributors
Preface
Index

Questions


  1. What devices support the full drag and drop experience?

a) Only iPhone. b) Only iPad. c) Both iPhone and iPad.

 

 

  1. What kind of object do you have to provide to start a drag session?

a) A UIDragItem object. b) A UIDragInteraction object. c) An NSItemProvider object.

  1. How can you check whether your app can handle a certain drop action?

a) By checking the type of object that is associated with the drop action. b) By limiting the type of objects that can be used in your drag session. c) You receive a special error type if the app failed to handle the drop.

  1. How is the drag and drop experience limited on iPhone?

a) You can only start drag sessions on iPhone. b) Your app can only implement drop interactions on iPhone. c) Drag and drop is limited to the currently-open app.

  1. What do you have to do to support drag and drop on an iPhone?

a) You must manually enable the drag and drop interactions. b) You need a special capability. c) You need to add an Info.plist entry.

  1. How are the drag and drop delegate...