Blog about iOS development and musings on technology

Explore NSManagedObjectID and PersistentIdentifier in Core Data and SwiftData. Learn their features, usage, and how to manage data object identity efficiently.

Explore different ways to work with SwiftUI environment, including reading and setting values, creating custom environment keys, and using the environment to pass down actions and observable classes.

Boost coding productivity with Cursor's @Doc feature. Learn how to index external documentation directly in your workspace, eliminating tab-switching and keeping you in flow.

Xcode Previews can either be your best friend or worst enemy. Here's how to tame expensive data to reuse it across previews to keep things snappy.

In the previous post, we discussed the basics of the new container APIs introduced in SwiftUI this year. I want to continue the topic by touching on more advanced recomposition APIs that allow us to decompose sections and their content.

Learn to create custom colors, adjust blend amounts, and choose color spaces with SwiftUI in iOS 18 for precise control.

Discover how to seamlessly blend SwiftUI into your UIKit app with a unified router for smooth navigation

A code generation story.

Crazy Mac lady. Mac author & developer. Lover of Apple computers and devices. Swift & SwiftUI enthusiast. Unofficial Mac app dev evangelist

The Hidden Cost of AI-Generated Unit Tests: Sacrificing Domain Knowledge

Excuse the alarmist title, but I think it’s justified, as it’s an issue that’s caused me a ton of pain in both support emails and actually tracking it down, so I want to make others aware of it so they don’t similarly burned.
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For the uninitiated…

Relive the enriching experience of iOS Conf SG, the premier iOS developer conference in Southeast Asia. Picture this: January 2024, a swarm of developers fro...

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Of course not. But there are great starting points to build a modular, extensible, and testable networking layer in iOS using Swift.

Of course not. But there are great starting points to build a modular, extensible, and testable networking layer in iOS using Swift. Part 2 covers unit and integration tests.

How to use Property Wrappers to make the readLine() method more reusable in your tools

Learn how to create a SwiftUI application that transcribes audio to text using the Speech framework.

Learn how to apply visual effects to your views while scrolling with SwiftUI.