Learn how to use UIViewController as a SwiftUI view.

zIndex is a modifier that controls the display order of overlapping views in SwiftUI. Let's learn how it works.

One of the most prominent features of iOS 16 is live activity widgets. iOS 16 allows us to display the live state of ongoing activities from our apps on the lock screen or in the Dynamic Island of the new iPhone 14 Pro. This week we will learn how to build…

Deadlocks in Swift can cause your app to hang and become unresponsive. Learn how to detect and solve hangs in Xcode.

Every codebase under the sun on God's green earth uses print statements to wrangle bugs. Let's look at the tools that Swift has for such cases.

Learn how to use User Breakpoints in Xcode to increase your productivity as a developer. Save your time using special breakpoints with Swift.

In the previous post, we talked about live activity widgets displaying your app’s ongoing events. Live activity widgets can utilize the dynamic island of the iPhone 14 Pro. In this post, we will discuss possible configurations and customization points of…

My documented journey of exploring cross platform game development using purely Rust.

Publisher Subscriber relationship is an incredibly easy concept. However, it is difficult to understand what they mean because some writes…

Did you know that you can create a custom header and footer using UIHostingConfiguration? Here's what Apple didn't tell you.

Learn how to use Sequence Function to Solve a Math Problem in Swift. Expand your iterator knowledge with curiosities about Sequences.

How to create a RawRepresentable enum in Swift. Using custom RawRepresentable to parse your enum initialization.

I was naive to create a view model using a service that is also an ObservableObject. It looks like this:

With Swift 5.5 and the SE-0296 it is now possible to use async / await as in many languages such as C#, Typescript, Javascript or even Rust.
Until now we handled asynchronism in three different ways: the delegated as Apple does a lot, closures (also called…

Learn to avoid retain cycles and using [weak self] references correctly when working with Swift's async/await API and tasks.

Create your own version of the classic game in code

As an iOS developer, we have encountered this problem frequently whereby, after starting the build, it takes a long time to get compiled…

RY's blog

With iOS 13 Apple introduced a new and very powerful way of creating layouts for UICollectionView - UICollectionViewCompositionalLayout.

The compositional layout uses three types of "building blocks":
- item - describes properties of the actual cell that…

The Apple Developer Docs have an example app, "Using TextKit 2 to Interact with Text". That's related to WWDC 2021's introduction to TextKit 2. Availability: iOS 15.0+ iPadOS 15.0+ macOS 12.0+ Xcode 13.0+ ...