Explore SwiftUI's containerRelativeFrame modifier: definition, layout rules, use cases, and a backward-compatible replica. Master flexible layouts now!

Learn how to use Instruments to understand the root cause of app hangs and high Main Thread usage and identify areas where you can optimize your app's performance.

We have released a new tutorial for the Composable Architecture, building a complex application from scratch with a focus on domain modeling, navigation, dependencies and testing.

How Airbnb enabled hosts and guests to connect and introduce themselves through the Host Passport.

Unlock SwiftUI's potential! Learn to persist user settings with AppStorage, avoiding UserDefaults pitfalls. Dive into iOS dev now!

This week, we will continue discussing how to highlight app features using the TipKit framework. TipKit provides a flexible way of customizing the condition under which tips should appear.

Here's a recap of what you need to know when updating your apps for the 2024 iPad devices.

Introduction I recently finished a 3 year stint with a company that uses the Composable Architecture (TCA) from PointFree. I wanted to write about my experiences with TCA and some of the problems I see with it.
I think Brandon Williams and Stephen Cellis…

The ping-pong problem

Intro Sometimes you need to measure something in the app. It can be different things like...

Collections are a key component in any programming language. We often refer to collections as or but there are several other kinds of collections in programming like (often a collection of type ) and…

I replaced my tips with the nascent iOS 17 TipKit framework. Along the way, I was able to ditch AppStorage as well.

Before delving deeper, let’s recall the issue of data synchronization and data races that we encountered with threads and dispatch queues…

Improve your project structure and simplify testing with the repository design pattern. Centralize data access and separate concerns.

While working on a codebase with a mix of structured concurrency and good old DispatchQueues I stumbled on something. Most of the time this would not be a problem, but in my case, it was important …

How we improved performance 100x in some parts of our Video SDK by using the Accelerate Framework.

Learn how to use NWPathMonitor as an async sequence for real-time network status updates in your SwiftUI views.

Explore SwiftUI spacing in-depth: understand what spacing = nil means, how default spacing is calculated, and when to use specific values. Learn practical spacing tips.