How do you implement MVVM in SwiftUI?
Contrast Combine-era ObservableObject MVVM with iOS 17+ @Observable MVVM, keeping the same Provider → ViewModel → View boundaries, DI, and testability rules
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Questions tagged “Architecture”
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When would you choose a Swift actor over a serial DispatchQueue?
Compare language-level isolation with traditional queue-based synchronization in production iOS code
Which design patterns have you used in iOS, and what tradeoffs did they have?
Group design patterns into creational, structural, and behavioral, then explain real iOS examples from SDKs and your own implementation experience with the tradeoffs that matter in production