Explores the technical challenges of implementing drag-and-drop for PDF editing on iOS, focusing on UICollectionView and multi-page document complexities.
A guide to implementing snapshot testing for iOS UI using iOSSnapshotTestCase (formerly FBSnapshotTestCase) within XCTest and XCUITest.
A technical analysis of Apple's unreleased AirPower charging animation, exploring the iOS ChargingViewService and SceneKit implementation.
A Swift tutorial on creating a custom UIView subclass by loading and integrating a xib file, including handling outlets and constraints.
A developer compares using RecUp for voice memos with iOS 12's new Siri shortcut for the native Voice Memos app, focusing on workflow efficiency.
Explores Apple's Marzipan project for porting iOS UIKit apps to macOS, including architecture, hacks, and future SDK availability.
A guide to setting up your first React Native mobile app, covering basic concepts, environment setup, and key differences from ReactJS.
A Swift tutorial on creating a UICollectionView and its custom cell programmatically without using Interface Builder.
A tutorial on using iOS Auto Layout anchors programmatically in Swift, covering best practices for creating constraints without Interface Builder.
Explains the Swift singleton design pattern, its criticisms as an anti-pattern due to global state, and proper use cases in iOS development.
Explains how to extract UITableView delegate and dataSource logic into dedicated objects to reduce view controller complexity and improve code separation.
A technical guide on implementing Touch ID and Face ID authentication in iOS apps, covering common pitfalls and documentation errors.
A guide to UIColor best practices in Swift, covering color models, conversions, and practical code examples for iOS development.
A tutorial on implementing custom view controller transitions and interactive swipe gestures in iOS using Swift and UIKit.
A comprehensive guide to using UICollectionView in iOS with Swift, covering setup, data sources, delegates, and building a music catalog UI.
A tutorial on implementing the VIPER architecture for scalable iOS development, comparing it to MVC, MVVM, and other patterns.
A tutorial on creating UICollectionView cells with circular images and proper rotation support in iOS using Swift.
A Swift tutorial on creating self-sizing UITableView and UICollectionView cells that support device rotation and dynamic fonts.
A tutorial on using Swift Package Manager to create libraries and executables, manage dependencies, and work with the Package.swift manifest file.
