iOS 17 is out in the wild! As always, let's check in with our mature interface framework, UIKit.

Credit where credit is due. Apple's documentation game was seriously stepped up this year.

During the last few months, I’ve been reading “Unit Testing Principles, Practices, and Patterns” by Vladimir Khorikov. It’s definitely one of the best books I’ve read about testing. One of the things…

Discover the architecture and VIPER approach of the Healico project, an Android and iOS app for wound monitoring. Learn about the challenges, clean architecture principles, and considerations for starting a new project with SwiftUI.

It might feel overwhelming to use Xcode Time Profiler for the first time. Here're 5 simple steps to help you get started with Time Profiler.

Learn how you can effortlessly handle empty states in your view controller using UIContentUnavailableConfiguration introduced in iOS 17.

Use the ContentUnavailableView to show localized empty states with your users that look familiar to standard system components.

Macros in Swift allow you to extend the compiler with custom build errors and code generation to eliminate extraneous boilerplate code.

When creating a travel-planner app, it's essential for users to provide information about their trips. One of the required fields is the visa type. To handle various visa types, we can utilize an enumeration called Visa

With Swift 5.9 and Xcode 15, we have the ability to leverage Macros in Swift. Macros can either be written with at prefix or with a prefix, depending on where they’re being used. If you want to see…

With iOS 17, macOS Sonoma and the other OSses from this year’s generation, Apple has made a couple of changes to how we work with data in SwiftUI. Mainly, Apple has introduced a Combine-free version…

本文介绍了 Swift 的 nil 与 OC 不同，以及编译时的内存使用优化手段。

A curated list of awesome Swift Macros. Contribute to krzysztofzablocki/Swift-Macros development by creating an account on GitHub.

You might want to use small caps to make your UI more interesting, but not all languages and typography support small caps. Let's learn how to solve this in iOS 17.

SwiftUI get amazing updates every year. If you however have to support old OS versions, you may be unable to use the new tools, or jump t...

On iOS, the layout of a view hierarchy is expressed dynamically using the Auto Layout constraint system. Thus a view hierarchy can adapt itself to all the possible device screens sold by Apple. Auto Layout takes care to translate all the constraints into…

On the previous post, we discovered a mysterious CATransaction.commit at the bottom of our interrupted layout phase stack. Let’s find out its role in the layout process.

On the previous post, we discovered that the commit of the current implicit transaction is responsible of our initial interrupted layout phase. So we only have one question left: when does it take place?