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Swift

a programming language created by Apple for building iOS and Mac apps

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Swift ARC Doesn’t Scan the Heap — I Removed strong_release from SIL to Prove It

Swift ARC Doesn’t Scan the Heap — I Removed strong_release from SIL to Prove It

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12 min read
Swift 6 turned working code into a compile error and iOS devs are furious

Swift 6 turned working code into a compile error and iOS devs are furious

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3 min read
Your camera roll is part of your developer threat model

Your camera roll is part of your developer threat model

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3 min read
Why I finally opened a stranger's issue on DesignFoundation, two and a half weeks late

Why I finally opened a stranger's issue on DesignFoundation, two and a half weeks late

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6 min read
Swift 6 Strict Concurrency: 4 Migration Mistakes and How to Fix Them

Swift 6 Strict Concurrency: 4 Migration Mistakes and How to Fix Them

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3 min read
Fix "No signing certificate matching team ID" in GitHub Actions

Fix "No signing certificate matching team ID" in GitHub Actions

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3 min read
Splitting a Swift monorepo shouldn't require git-subtree tricks (so I built a free registry)

Splitting a Swift monorepo shouldn't require git-subtree tricks (so I built a free registry)

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3 min read
How I Built an AI-Powered Reel & Short Maker in Swift: Handling Auto-Cutouts & Beat-Syncing Efficiently

How I Built an AI-Powered Reel & Short Maker in Swift: Handling Auto-Cutouts & Beat-Syncing Efficiently

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2 min read
Breaking Up Big SwiftUI Views the Right Way

Breaking Up Big SwiftUI Views the Right Way

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12 min read
Value Semantics vs Reference Semantics in Swift: A Practical Guide

Value Semantics vs Reference Semantics in Swift: A Practical Guide

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4 min read
MFMailComposeViewController in 2026: five edge cases I hit

MFMailComposeViewController in 2026: five edge cases I hit

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8 min read
Rendering a live 3D earthquake globe on iOS from the USGS feed

Rendering a live 3D earthquake globe on iOS from the USGS feed

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2 min read
Controlling a treadmill from an iPhone over Bluetooth LE

Controlling a treadmill from an iPhone over Bluetooth LE

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2 min read
Building an AI translator that lives everywhere on macOS, iOS and Chrome

Building an AI translator that lives everywhere on macOS, iOS and Chrome

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2 min read
The Tracking Bug Wasn't the Model. It Was the Dot Lying.

The Tracking Bug Wasn't the Model. It Was the Dot Lying.

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2 min read
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