Darwin platform hacker and a Swift programmer.
Latest Writing
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SwiftUI SensoryFeedback Cache Key Pitfall: Do Not Store Continuous Values
A SwiftUI SensoryFeedback cache bug where continuous intensity values became UIImpactFeedbackGenerator cache keys, and how iOS 27 fixed it
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Hide SwiftUI Views from Screenshot
Hide specific SwiftUI views from screenshots and screen recordings without wrapping them in a secure text field
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Two Semantics of SwiftUI Text kerning Modifier
Why chained Text.kerning modifiers may or may not be equivalent across SDK semantics
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SwiftUI Async Rendering Depends on the View Graph Shape
OpenSwiftUI documents when hosted SwiftUI rendering can move work off the main thread
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Host SwiftUI Views Directly in a CALayer with CAHostingLayer
SwiftUI has a private CAHostingLayer SPI for embedding views at the CALayer level
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Debug NSUserActivity in SwiftUI with Hidden Logging Flag
Enable _defaultSwiftUIActivityEnvironmentLoggingEnabled to debug Handoff, Spotlight, and userActivity issues