Singletons generally speaking get a bad rep. People don’t like them, they cause issues, and generally speaking it’s just not great practice to rely on globally accessible mutable state in your apps.

Learn to build Type-safe, efficient SwiftData/Core Data models using computed properties, bitmasks, and custom types like ValidatedName to enforce business logic and improve query performance.

SwiftUI NavigationLink can cause performance issues by pre-building views; using equatable() on Equatable views prevents this and keeps navigation smooth.

Tired of cryptic Swift error messages like '(YourError error 0)'? Here's how to fix them for good—with clarity and elegance.

Discover how to turn Typed Throws from a headache into a superpower — with clean error handling and powerful debugging insights.

Enum-Based vs Boolean-Based approaches

Learn how to adapt the user interface of your app when assistive access is enabled

While regular Swift package targets can define dependencies, binary targets can’t. But there is a way to define dependencies for a binary Swift Package target. It’s just a little different. Let’s find out how.

Gui Rambo writes about his coding and reverse engineering adventures.

Testing push notifications on the iOS simulator using this Mac app allows you and your colleagues to trigger remote notifications locally.

Universal Links allow you to redirect users directly into your app and give them an integrated mobile experience.

How do you write SwiftData predicates to query for parent relationships.

Master Swift’s Measurement API for safe unit conversion, precise formatting, and custom unit support—perfect for building internationalized, user-friendly iOS apps

Learn how to implement MCP client with SwiftUI and Anthropic API

“Production only” crashes in iOS apps are notoriously difficult to debug. Traditional in-process crash reporting tools install handlers within your app to capture failure data, but if the app crashes hard enough, these reporters themselves may fail.

Once you start using Swift Concurrency, actors will essentially become your standard choice for protecting mutable state. However, introducing actors also tends to introduce more concurrency than you…

SwiftUI offers several approaches to building lists of content. You can use a if your list consists of a bunch of elements that should be placed on top of each other. Or you can use a if your list is…

Task local values is the recent addition to the concurrency feature of the Swift language. This week, we will not only learn the basics of task local values, but also discuss the interesting usage where we will build the dependency injection container using…

Raw identifiers, backtraces, task naming, and more.