Make App Pie
Training and Instructional Design
Tag: Why do we need MVC
Why do we need Delegates in iOS and WatchOS?
About two years ago someone asked me a very good question: Why do we need delegates for UIViewControllers? He thought Swift made things easier, but this delegate stuff seems very complicated. Shouldn’t we be able to send a message or initializer between classes? When…
The Swift Swift Tutorial: Why Do We Need Delegates?
[Updated to Swift 2.0/iOS9 SJL 9/28/15] A Note to readers: This post is out of date. Since Swift 3.0, iOS 10 and watchOS 3 have so many changes, I made a new post wth proper syntax, and a lot better illustrations. You can find…
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Current Published Works
Pratical Autolayout
for Xcode 8
In Practical Auto Layout for Xcode 8, using simple, practical, easy to follow examples, you will learn how to master auto layout, size classes and stack views on the Xcode 8 storyboard. Using easy to follow examples, you will learn how to make universal apps quickly easily and in far less time than ever before.
Swift Swift:
View Controllers
You will learn to use auto layout, size classes and new Swift implementations of view controllers. With plenty of color illustrations and code snippets, Swift Swift View Controllers will take you step by step through many easy demonstrations, teaching you the stuff you really need to know to implement any of these view controllers.
Available on
