Objective-C: Lightweight Generics
Since Xcode 7 there are so-called “Lightweight” Generics in Objective-C. The biggest benefit of this feature is a better interoperability between Objective-C and Swift. The Basics Let’s start with an...
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Objective-C: Nullability
One of the biggest differences between Objective-C and Swift is the handling of nullability. But since Xcode 6.3 there are two new keywords in Objective-C that improve their interoperability: nullable...
View ArticleShould You Use Objective-C or Swift?
At the moment Apple has two major programming languages. So should you use Objective-C or Swift? General Considerations Although Apple says that both programming languages are treated equally, it is...
View ArticleShould You Migrate Objective-C Code To Swift?
The future belongs to Swift, but does this mean that you should migrate Objective-C code to Swift? Option #1: Don’t Migrate Your Code And Stick To Objective-C On the first sight this is the easiest...
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How To Disable ARC For Objective-C Files
In iOS development you are using ARC almost all of the time. However, sometimes you have to disable ARC for Objective-C files. ARC – Automatic Reference Counting In the early days of iOS development,...
View ArticleHow To Use Both Swift And Objective-C In One Project?
The Swift and Objective-C interoperability is very good so that it is very easy to use both Swift and Objective-C in one project. Using Objective-C code in Swift files In the so-called bridging-header...
View ArticleShould You Still Learn Objective-C?
Since the introduction of Swift there are two important languages in the Apple ecosystem. Swift has become quiet popular in the meantime, so that it’s a good question whether you should still learn...
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