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

Building universal applications

It is not uncommon for people to own more than one iOS device. A lot of people who own an iPhone are likely to have an iPad laying around somewhere as well. Users who own multiple devices expect their apps to work well on any screen they have nearby. Ever since Apple launched the iPad, it has encouraged developers to make their apps universal to make sure they run on both the iPhone and the iPad.

A lot has changed since then. Currently, there are more screen sizes to keep in mind than ever before and the tools that you have at your disposal to make beautiful layouts have gotten better and better over the years. You can use a single storyboard file to set up your layout for any screen size that is available to users. The best part is that you don't have to start from scratch setting up your layout for every screen size. You can use a single layout and tweak it as needed for certain screen sizes.


If you don't make your apps adaptive, your users will have a...