Archive

2024

Illustration: Dark and Tinted Alternative App Icons DEVELOPMENT iOS Insights Xcode Development Dark and Tinted Alternative App Icons Updating how we implemented alternative app icons to support iOS 18’s new dark and tinted app icons. Illustration: Investigating a Dynamic Linking Crash with Xcode 16 DEVELOPMENT iOS Xcode Insights Development Investigating a Dynamic Linking Crash with Xcode 16 Debugging and fixing a crash we noticed after updating to Xcode 16. Illustration: NSCopying in a Swift World DEVELOPMENT iOS Insights Xcode Development NSCopying in a Swift World An exploration into how a modern Swift programming mindset clashes with Objective-C’s NSCopying protocol.

2023

Illustration: Conditional Compilation for Apple’s Yearly Updates DEVELOPMENT iOS Insights Xcode Development Conditional Compilation for Apple’s Yearly Updates How to smoothly transition an iOS and Mac Catalyst app for Apple’s yearly updates between June and October.

2022

Illustration: Download Failures with Swift Package Manager Binary Targets DEVELOPMENT iOS Insights Xcode Development Download Failures with Swift Package Manager Binary Targets A tale of how reading an error message more carefully allowed us to work around an issue with our tooling.

2021

Illustration: What Is a Deprecated API on iOS? DEVELOPMENT iOS Insights Xcode Development What Is a Deprecated API on iOS? A look at Apple's API evolution strategy and the effect of the deployment target and base SDK Xcode project settings. Illustration: Automating Test Retries DEVELOPMENT iOS Testing Xcode Development Automating Test Retries We walk through our experience of dealing with flaky tests by automatically retrying them. Illustration: Deflaking CI Tests with xcresults DEVELOPMENT iOS Swift Objective-C Xcode Testing Development Deflaking CI Tests with xcresults We’re sharing some techniques for tracking down and fixing flaky Xcode tests on CI.

2020

Illustration: Supporting XCFrameworks DEVELOPMENT iOS macOS Insights Xcode Development Supporting XCFrameworks What we learned about XCFrameworks while migrating PSPDFKit to this new format. Illustration: Automated Profiling Runs in Instruments DEVELOPMENT iOS macOS Tips Performance Xcode Development Automated Profiling Runs in Instruments Learn how to automate measurement runs with Instruments.

2017

Illustration: User Breakpoints in Xcode DEVELOPMENT iOS Debugging Xcode Development User Breakpoints in Xcode User breakpoints are a not very well known feature in Xcode but they are very powerful and can improve your debugging experience and show issues more prominent. Illustration: Internationalization - Right to Left Support for Mobile Apps DEVELOPMENT iOS Objective-C Xcode Development Internationalization - Right to Left Support for Mobile Apps What Right to Left Support Actually Means and How We Implemented It