The size you perceive may not necessarily be the size utilized for layout

SwiftUI introduces the new ContentUnavailableView type, allowing us to display empty, error states or any other state where content is unavailable in our apps. This week, we will learn how to use the ContentUnavailableView to guide users through empty states…

The new Swift 5.9 release contains a number of helpful, new features for debugging code, including an out-of-process, interactive
crash handler to inspect crashes in real time, the ability to trigger
the debugger for just-in-time debugging, along with concurrency…

Since the last update laying out the design priorities for the Swift 6 language mode, the project has been making steady advances towards this next milestone. However, some of the previously stated goals include open-ended research questions that are still…

A good tool is only as good as the person who wields it

Remember DeclaredFields in Java? Or even Type Attributes in C#? Reflection allows us to manipulate properties at runtime and extract…

Learn how to programmatically navigate across screens in SwiftUI.

During WWDC 23, SwiftUI introduced a new view modifier called visualEffect. This modifier allows us to attach a set of animatable visual effects by accessing layout information of the particular view. This week, we will learn how to use the new visualEffect…

Rewriting old animations using a new Keyframes API

Macros are finally available in Swift, and to celebrate we are releasing updates to 4 of our popular libraries to greatly simplify and enhance their abilities, starting with CasePaths!

Debugging SwiftUI views allows you to find the cause of a redraw. Solve unexpected animation issues using this technique.

Sometimes we need to invoke an async function for fetching data before presenting a SwiftUI view. Therefore, a common flow is showing a spinner while the data is being fetched and then showing the …

Blog about iOS development and musings on technology

I recently found myself trying to debug a most perplexing problem. Two identical strings were different. How could this be?

A layout tool that is easy to get started with but not easy to master

In this video I show you how to write your own Metal shaders for use with SwiftUI, so you can create beautiful special effects that run at blazing fast speeds. Get the code here: https://github.com/twostraws/Inferno

00:00 Introduction
09:19 Passthrough
14:50…

In this article, I will describe step by step how to configure Neovim to move away from Xcode. It took me several months to figure it all out piece by piece and to combine it into one working iOS development environment. Hopefully, it won't take you more…