This week's SwiftLee Weekly covers: Reverse-Engineering Xcode's Coding Intelligence prompt Speed up iOS Launch with fault ordering Running the camera in Xcode's Simulator Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST #Playground Macro: Running Code Snippets in Xcode’s canvas Xcode 26 introduces an integrated playground experience using the new #Playground macro. It's an absolute joy to experiment with your code right inside the editor. I've not been using Swift Playgrounds a lot,...
12 days ago • 5 min read
This week's SwiftLee Weekly covers: Default Actor Isolation macOS Tahoe & App Icons SwiftData or...? Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Default Actor Isolation in Swift 6.2 One of my favorite WWDC changes is the release of Swift 6.2. It comes with many updates to Swift Concurrency, including a new Default Actor Isolation build setting. In this week's article, I'll explain how it works and why it will make your migration to Swift 6+ so much easier. SPONSORED Want to Stay...
19 days ago • 6 min read
This week's SwiftLee Weekly covers: Notable WWDC changes Automatic observation tracking for UIKit What is it like to visit WWDC? Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST @concurrent explained with code examples One of my favorite announcements of this week is all the concurrency changes. One of the new attributes you'll need in Swift 6.2 is the @concurrent attribute, which I'll explain in this week's article. SPONSORED Capture, Debug, and Optimize Your HTTP(s) Traffic in One...
24 days ago • 5 min read
This week's SwiftLee Weekly covers: Microapps architecture Private APIs for hidden UIKit views SwiftUI tracing using Macros Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Unique values in Swift: Removing duplicates from an array Removing duplicates from an array can quickly become a performance challenge when your array has thousands of items. In this week's article, we discuss performant options to efficiently get unique values, including an extension to filter by a specific...
about 1 month ago • 5 min read
This week's SwiftLee Weekly covers: Build apps without Xcode or xcodebuild Camera support for Xcode's Simulator An App Store Connect feature you need to enable Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Billing Grace Period Explained: How It Works and Why It Matters During a workshop with Apple last week, I discovered several optimizations for my apps. One of them is a feature that's disabled by default, but that can reduce churn and retain more revenue: Billing Grace Period....
about 1 month ago • 5 min read
This week's SwiftLee Weekly covers: Default Isolation in Swift 6.2 The .ignoredByLayout() modifier in SwiftUI Optimizing Mathematical Computations in Swift Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Institutional Purchases: Understanding and Detecting Recently, I discovered a spike in total downloads of 25K installs. Yet, I did not see an unusual spike in trials or purchases. I decided to dive in and found out it was caused by something called Institutional Purchases. SPONSORED...
about 2 months ago • 5 min read
This week's SwiftLee Weekly covers: Testing SwiftUI views What's new in Swift 6.2? Using Model Context Protocol on iOS Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Universal Links implementation on iOS Do you know the difference between deeplinks and universal links? I can at least tell you that Universal Links offers a much better user experience. This week's article explains both differences and how you can implement them for your apps. SPONSORED Is Your Mobile CI/CD Pipeline...
about 2 months ago • 6 min read
This week's SwiftLee Weekly covers: 3 Indie Marketing Tips Using Task Local values for dependencies Will WWDC have a big impact? Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST Testing push notifications on the iOS simulator Many apps support push notifications, but Xcode doesn't provide an easy way to test them in the Simulator. Your options are limited, and many developers reach out to their physical device combined with some kind of testing server. Luckily, there's a native Mac...
2 months ago • 5 min read
This week's SwiftLee Weekly covers: On-Device AI Models A single line that bricks your iPhone What happens if you don't know the answer? Enjoy this week's SwiftLee Weekly! THIS WEEK'S BLOG POST SwiftUI ForEach Explained with Code Examples ForEach in SwiftUI is an essential element that we all use, but it can sometimes be confusing. The use of the Identifiable protocol is key, and an enumerated approach can help you make index-based adjustments for the presented content. SPONSORED What's the...
2 months ago • 5 min read