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Mastering macOS Programming

You're reading from   Mastering macOS Programming Hands-on guide to macOS Sierra Application Development

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Product type Paperback
Published in May 2017
Publisher Packt
ISBN-13 9781786461698
Length 626 pages
Edition 1st Edition
Languages
Tools
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Authors (2):
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Stuart Grimshaw Stuart Grimshaw
Author Profile Icon Stuart Grimshaw
Stuart Grimshaw
Gregory Casamento Gregory Casamento
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Gregory Casamento
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Toc

Table of Contents (21) Chapters Close

Preface 1. Hello macOS 2. Basic Swift FREE CHAPTER 3. Checking Out the Power of Xcode 4. MVC and Other Design Patterns 5. Advanced Swift 6. Cocoa Frameworks - The Backbone of Your Apps 7. Creating Views Programmatically 8. Strings and Text 9. Getting More from Interface Builder 10. Drawing on the Strength of Core Graphics 11. Core Animation 12. Handling Errors Gracefully 13. Persistent Storage 14. The Benefits of Core Data 15. Connect to the World - Networking 16. Concurrency and Asynchronous Programming 17. Understanding Xcodes Debugging Tools 18. LLDB and the Command Line 19. Deploying Third - Party Code 20. Wrapping It Up

Speeding it up with code snippets


One of the best and simplest aids to working quickly in Xcode is the code snippets feature. To see the list of both Xcode's default snippets and user code snippets, type command + option + control + 2 to bring them up in the Utilities pane:

The preceding screenshot shows just a few of the dozens of snippets that come supplied with Xcode. Despite this generous supply, it's probably fair to say that most of them are hardly worth remembering, given that Xcode's code completion has come such a long way. Whether we really need a snippet that is no more than the following example is debatable:

deinit { 
    <#statements#> 
} 

This is particularly true when one considers that the default set of snippets is not editable, and thus cannot be assigned keyboard shortcuts.

Checking out the supplied snippets

Double-click on a snippet to see its contents. If it's what you're after, you're in luck. Don't worry, we'll be making our own very soon.

Usage

If you do need to use...

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