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Swift

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

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My blog is moving home: rebuilding my site in Swift with Ignite 🏡

My blog is moving home: rebuilding my site in Swift with Ignite 🏡

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6 min read
Why I stopped letting Apple’s ImageIO open huge PSDs: a fast native PSB reader in Swift 6

Why I stopped letting Apple’s ImageIO open huge PSDs: a fast native PSB reader in Swift 6

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7 min read
What broke when my SwiftUI app met the iPhone Duo (and what Apple's checklist missed)

What broke when my SwiftUI app met the iPhone Duo (and what Apple's checklist missed)

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8 min read
I built 26 PDF and image tools that run entirely on your device

I built 26 PDF and image tools that run entirely on your device

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2 min read
Soft delete on iOS: nothing leaves the photo library until the user empties Trash

Soft delete on iOS: nothing leaves the photo library until the user empties Trash

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6 min read
100 Days of SwiftUI

100 Days of SwiftUI

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1 min read
How I read invoices on-device without AI

How I read invoices on-device without AI

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5 min read
Fixing App Store Connect screenshot errors: wrong dimensions and alpha channels

Fixing App Store Connect screenshot errors: wrong dimensions and alpha channels

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2 min read
How to upload iPhone Duo screenshots in App Store Connect

How to upload iPhone Duo screenshots in App Store Connect

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2 min read
Building an iPad PDF Reader with AI: What I Learned Beyond Generating Code

Building an iPad PDF Reader with AI: What I Learned Beyond Generating Code

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6 min read
Adding QuickActions and AppIntents to a SwiftUI App in iOS 26+

Adding QuickActions and AppIntents to a SwiftUI App in iOS 26+

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4 min read
Per-app trackpad scenes: the missing layer in Mac input

Per-app trackpad scenes: the missing layer in Mac input

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3 min read
Why "stay awake" APIs don't keep you green on Teams

Why "stay awake" APIs don't keep you green on Teams

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5 min read
I built a gesture app for macOS 26. Here's how it works and how launch week went

I built a gesture app for macOS 26. Here's how it works and how launch week went

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4 min read
Why We Built an AI Coding Agent Specifically for Xcode

Why We Built an AI Coding Agent Specifically for Xcode

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2 min read
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