This week's SwiftLee Weekly covers: Dealing with Xcode migrations Debugging Swift Concurrency Controlling warnings in Swift Packages Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST @ViewBuilder usage explained with code examples It's one of the most used result builders in SwiftUI: @ViewBuilder. Even if you're new to this attribute—you're already using it if you're writing SwiftUI code. Unde SPONSORED Fastlane alternative - Codemagic CLI tools Are you tired of Ruby and Fastlane...
13 days ago • 5 min read
This week's SwiftLee Weekly covers: Raw Identifiers in Swift Using a WebView in SwiftUI Using App Intents correctly Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Swift Computed Property: Code Examples While this is a basic in Swift, there are some nice additions since recently. For example, you can now use async and typed throws in the getter of a Swift computed property. SPONSORED Full iOS coverage. Fast If your test suite is missing critical flows or isn’t up to date, you’re at...
20 days ago • 5 min read
This week's SwiftLee Weekly covers: My Apple Design Workshop experience The end of Property Wrappers? Watch out for 30,000x slower Equatable conformance Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Property Wrappers in Swift explained with code examples I'm sure many of you are familiar with Property Wrappers, or at least, you've used built-in wrappers like @State or @Published. I've revisited this article and updated it to have a look at how they relate to Swift Macros and why...
27 days ago • 5 min read
This week's SwiftLee Weekly covers: @isolated(any) New Observations API SwiftUI for macOS Tahoe Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Async await in Swift explained with code examples Everybody talks about Swift 6.2 and approachable concurrency, but what if you're still working with closure-based code? Migrating to async-await is your first step. Though, should you do that before or after migrating to Swift 6+? SPONSORED Faster iOS app releases with automated QA If slow QA...
about 1 month ago • 5 min read
This week's SwiftLee Weekly covers: My favorite open-sourced Apple frameworks The biggest benefit of Going Indie A special "I'm on a holiday" edition Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Global actor in Swift Concurrency explained with code examples The @MainActor is probably well-known and it's an example of a global actor. But how and when should you use a custom global actor? That's explained in this week's article, including a common risk when defining one. SPONSORED...
about 1 month ago • 5 min read
This week's SwiftLee Weekly covers: A threading risk for Combine & Swift Concurrency Flux pattern in Swift A crash debugging experience Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Combine and Swift Concurrency: A threading risk Migrating to Swift Concurrency brings all kinds of insights. Last week, I found an unexpected crash in RocketSim, caused by a Combine pipeline. It resulted in some crucial insights for those using Combine with Swift Concurrency. SPONSORED Fastlane...
about 2 months ago • 5 min read
This week's SwiftLee Weekly covers: Snapshot testing and CI A hidden Xcode 26 AI prompt 10 + 1 tips on using Claude Code Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Threads vs. Tasks in Swift Concurrency Switching to Swift Concurrency if you've worked for years with GCD might make you struggle getting rid of the 'threading-mindset'. Tasks still result in work being done on different threads, but we don't directly manage them anymore. This article is an essential piece of learning...
about 2 months ago • 5 min read
This week's SwiftLee Weekly covers: @Animatable in SwiftUI Preparing for the future of App Development 6 Mistakes that slow down development Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Modern Swift Lock: Mutex & the Synchronization Framework While actors work great in Swift Concurrency, they're not always the best choice. You might not want to introduce the overhead of async/await in some cases, in which a Mutex with Sendable support can be a way out. SPONSORED Transform Your...
2 months ago • 5 min read
This week's SwiftLee Weekly covers: Vibe coding in Xcode 26 Extensible enums in Swift Designing UI with Liquid Glass Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Swift Concurrency & Swift 6 Course (Launch offer) After starting in March, I'm happy to announce the first completion of all 11 modules in my Swift Concurrency Course! You now have access to: 58 lessons 10 assessments 11 modules The final module has been great fun—it's been a result of migrating several packages to Swift...
2 months ago • 5 min read