You moved your SwiftUI app to a router pattern with a top-level NavigationPath, added a NavigationSplitView for iPad and Mac, and now pushing a view from the router replaces the entire content column instead of stacking inside the sidebar. You reach for .isDetailLink(false) — the old escape hatch — and find it does nothing once…
How to plan for the iOS 27 SDK cliff: Liquid Glass, size classes, and Reality Composer Pro migrations
Apple’s annual SDK cycle keeps shipping silent breaking changes. The UIDesignRequiresCompatibility plist key is honored on Xcode 26 builds and ignored on Xcode 27 builds. iOS 27 collapses iPhone horizontal size classes to compact, breaking ten years of storyboard constraint variations with no runtime warning. Reality Composer Pro 3 imports projects from RCP 2 with…
How to structure an ARKit/SceneKit game
A practical guide to separating game logic, scene management, and entities in an ARKit/SceneKit iOS game using GameplayKit’s entity-component system.
How to Maintain Loading State in Cells
When a table view asks for a cell, often images in the cell isn’t yet available and needs to be fetched from a server – thus the cell gets a placeholder image. But static placeholders doesn’t look as good as animated ones. Unfortunately cell views gets scrolled off and re-used which makes managing animations challenging.
Should You do Free Work to Get Hired?
Have you been asked to do a sample project as part of a hiring process? I’ve done it, not only once but **twice** as part of the same process. Here are those projects. You should be able to learn a thing or two from it Either learn the iOS programming techniques behind these two 40-hour projects or learn how to hunt for purple squirrels.
Tips for Architecting Dual-platform OS X / iOS Applications
How to share common code between OS X and iOS and architect your app to dance around each platform’s similarities and differences.