SF Symbols: The benefits and how to use them guide

SF Symbols were introduced during WWDC 2019 and are a big present for us developers. Apple basically gave us free ...
Read More
Swift

Rich notifications on iOS explained in Swift

Rich notifications on iOS allow us to make the boring default notification just a little nicer by adding images, GIFs, ...
Read More
Swift

Unit tests best practices in Xcode and Swift

Writing unit tests is just as important as writing your application code. Unit tests are oftentimes the first to be ...
Read More
SwiftXcode

Struct vs classes in Swift: The differences explained

Swift brings us classes and structs which both can look quite similar. When should you use a struct and when ...
Read More
Swift

Error handling in Combine explained with code examples

Once you get started with Combine you’ll quickly run into error handling issues. Each Combine stream receives either a value ...
Read More
CombineSwift

Array vs Set: Fundamentals in Swift explained

An Array and a Set seem to be quite the same in the beginning. They’re both collection types and have ...
Read More
Swift

Xcode refactoring options explained with examples

A brand new Xcode refactoring engine was introduced in Xcode 9. Although this is quite a few Xcode versions ago ...
Read More
SwiftWorkflow

UIKeyCommand how-to add keyboard shortcuts & speed up your workflow

The UIKeyCommand class allows you to add keyboard shortcuts to your app. Although they might seem useful for iPad only, ...
Read More
SwiftWorkflow

Combine debugging using operators in Swift

Combine debugging can be hard with long stack traces which don’t help at all. Asynchronous callbacks follow up on each ...
Read More

Creating a custom Combine Publisher to extend UIKit

A Custom Combine Publisher can add missing functionalities to UIKit elements you use every day. A lot of boilerplate code ...
Read More
CombineSwift