Struggling with a thousand-line view controller with minimal tests? Learn the legacy code rescue techniques I used on an iOS app.

Learn how to use SwiftUI lists to present data. Explore different list styles, implement selection, or change the background color.

An out-of-memory crash while debugging an iOS app led to investigating the iOS virtual memory system and finding the virtual address space size varies across iOS devices. Fixing the debugging workflow required use of the Extended Virtual Addressing entitlement…

Learn how to use Swift's flexible type system to design high-quality, robust, and correct programs.

Learn how to create a reusable SwiftUI action menu from scratch. This tutorial shows how to transform a basic sheet-based menu into a polished, reusable component using view builders, custom modifiers, and SwiftUI styles. Includes complete code examples and…

Articles 30 and 31 of the Digital Services Act (DSA) require Apple to verify and display trader contact information for all traders distributing apps on the App Store in the European Union (EU). This includes an address, phone number, and email address that…

Leverage the power of Advanced Commerce API, including end to-end payment processing, tax support, customer service and more.

This Wednesday, Apple organized a workshop in Paris entitled “Enhance your apps with Apple Intelligence and App Intents”. An appealing title that immediately triggered my interest and pushed me to register.

In Swift, the @frozen attribute is a powerful feature used to mark enums as immutable in terms of their possible cases, providing both…

This week, I will show how you can take App Intents to the next level by taking advantage of the ShowsSnippetView protocol to return a custom view as a result of performing an action.

How do you change the image a SwiftUI button shows while the user is pressing the button?

Building on my previous [post](/blog/2024-12-27-the-power-of-shapestyle-for-colour-theming-in-swiftui), let's take a closer look at theming in SwiftUI. In this discussion, I'll show you how to create a customizable solution that integrates seamlessly...

It would be nice if there was a single place to go to look up all the terms, keywords, and annotations related to Swift concurrency. So here it is. By no means do you need to understand everything here to use concurrency successfully. Let me know what I forgot!

On iOS 17 and newer, you have access to the Observable macro. This macro can be applied to classes, and it allows SwiftUI to officially observe properties on an observable class. If you want to learn…

Blog about iOS development and musings on technology

This app has a surprising number of anti-debugging protections. Let's figure out how to bypass them.

Swift continues to grow in popularity as a cross-platform language supporting a wide variety of use cases, with support on a variety of embedded devices, form factors that encompass wearables to server, and a wide variety of operating systems. As Swift expands…

Skip brings SwiftUI app development to Android

Explore the practical aspects of integrating DeepSeek R1 into your Swift apps, including the model’s capabilities, how to access it via API, and the trade-offs between transparency & user experience.