Anyone who has ever implemented dynamic lists in iOS will probably know that the official approach has some difficulties. Datastore and…

Objective-C and Swift interoperability with PSPDFKitSwift

Using enums for API design

Security is very important in iOS development. In this tutorial, learn basic iOS Security techniques including accessing the keychain and hashing values.

As a budding computer scientist, you no doubt have heard of design patterns in your classes and learning paths. Design patterns are…

How Designers Can Help Prevent Visual Glitches in iOS Apps

NSString is the crown jewel of Foundation. But as powerful as it is, one would be remiss not to mention its toll-free bridged cousin, CFMutableString—or more specifically, CFStringTransform.

Interesting dive into practices how to use 'self' keyword in Swift. Should you omit or always use 'self'? Find out the reasons and answer.

Have you seen these Swift tricks, Xcode hidden features & time-saving shortcuts? I collected 23 best iOS tips & tricks for boosting your productivity…

Although Set is one of those core data structures that you see in almost every programming language, it sometimes get a bit overlooked. This week, let's take a look at a few different examples of when using a set can lead to more predictable performance and…

Working With A Mutable Self

Something that tends to be particularly tricky when it comes to finding a good balance between convenience and maintainability, is when setting up relationships between the view layer and the model layer. This week, let's take a look at a few different ways…

In this article, we'll cover how to use Operations and OperationQueue to execute concurrent operations. I'll focus here on Operations because chances are these will cover most of your needs for concurrent operations.