Dynamically configure a Core Data fetch request for use with SwiftUI.

Learn what @MainActor is and how you can use Global Actors in Swift.

Unwrap or throw an error if an optional returns nil. It's a common scenario in Swift programs for which we're exploring several solutions.

Various techniques that let us define fully dynamic colors that adapt to the user’s selected color scheme, using either SwiftUI or UIKit.

When we talk about modular app, we rarely mention how complex it can be over time and get out of hand. In most cases, importing frameworks into one another is a reasonable solution but we can do more. Let’s explore how with dependency inversion in Swift and…

The accessibility inspector can help you to improve the accessibility of you apps.

AsyncSequence and effectful read-only properties combine to make something beautiful.

Since way back in iOS 2.0, the venerable Formatter class and its derivations such as DateFormatter and NumberFormatter have been the go-to for converting values to and from strings. Over the years …

If you have ever worked with an app with multiple alerts, please beware that the system can present only the latest or outermost one. Let's see how we can mitigate this.

Trying to reference two methods with the same name and parameters will cause an ambiguous compile error. Learn how to resolve it.

Store images, and other media files to memory or storage with URLCache — an alternative to NSCache.

This is a tutorial on how to do Sound Stream Analysis Using AI in Swift. Check the SoundAnalysis framework example here!

A big part of the developer journey is make sure our code behaves as expected. It’s best practice to setup tests that allow us to test quickly and often that nothing is broken. If unit testing is common practice to check the business logic, we can also extend…

Throwing properties and custom subscripts that throw allows us to catch failures from read-only accessors and handle unhappy paths.

The @AppStorage property wrapper allows reading and writing user defaults easily, while monitoring changes to redraw SwiftUI Views.

A deep dive into the latest environment value!

A tour on the 50+ public environment values.

Hi everyone, my name is Vitaly, and I am an iOS developer in the Messenger unit in Tinkoff. Today we will talk about what Dependency…

Learn how to make network requests using async/await in Swift, and also find out what are the benefits it brings.