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Iva Horn

Notes from a software engineer for iPhone, iPad and Mac apps.

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IOS Posts

The following posts have been tagged with "IOS".

Signing Arbitrary macOS Bundle Identifiers

September 10, 2025

If you’re shipping apps for both iOS and macOS, you’ve probably noticed that registering bundle identifiers with your developer team is necessary for iOS only.

iOS Shortcut to App Store Releases

April 21, 2025

I frequently have to install different builds of the same app, including the latest App Store release. With an iOS shortcut workflow it is reduced to two taps.

SwiftUI Platform-Dependent Padding Modifier

March 28, 2024

Some SwiftUI views I have require padding one platform and none on the other. To avoid preprocessor switches everywhere I created a custom view modifier for it.

File Provider Domain Connection to File Provider Domain

March 23, 2024

We need file provider extension processes to talk to each other. What first appeared to be prevented by sandbox on iOS works with a different API.

MD5 Performance Test App

March 6, 2024

Out of necessity I created a minimalistic SwiftUI app which performs MD5 hashing to get a rough feeling how efficient it is on Apple devices.