Explains how to use lazy properties in Swift to delay object creation, improve performance, and avoid optionals, with practical code examples.
Explores subtle and rarely discussed unbreakable reference cycles in Swift's memory management, detailing how they cause leaks and offering advanced insights.
A tutorial on using Swift 5's new StringInterpolation to create NSAttributedStrings with a clean, expressive syntax for styling text and embedding images.
Explains the new StringInterpolation design in Swift 5, showing how to implement custom interpolation methods for powerful string formatting.
A tutorial on implementing the generic, thread-safe object pool design pattern in Swift for performance optimization.
A beginner's tutorial on creating and using UITableView programmatically in Swift with Auto Layout, covering setup, data sources, and constraints.
Explains the different types of test doubles (dummies, fakes, stubs, spies) in Swift for unit testing, with code examples.
Explains the significance of ABI stability in Swift 5, including smaller app sizes, OS integration, and better version compatibility.
A guide to improving Swift code maintainability and testability by separating decision logic from action logic using the type system.
A guide to parsing Excel XLSX files in Swift using Codable protocols, explaining the file structure and providing a technical approach.
Explains how to treat complex iOS animations as assets using Core Animation Archives (.caar files) for better performance and reusability.
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 removing code duplication in Swift unit tests by creating reusable helper functions, improving test suite maintainability.
A Swift tutorial on creating a custom UIView subclass by loading and integrating a xib file, including handling outlets and constraints.
Explains how to use test fixtures in Swift to simplify unit test setup, making code cleaner and more focused.
A quick guide to implementing the Facade design pattern in Swift, demonstrating how to simplify complex subsystems with a clean API.
A Swift developer shares a better approach to naming protocols for testability, focusing on behavior over types.
Explains a workaround for creating private properties in Swift protocols to hide implementation details from conforming types.
Explains the iterator design pattern in Swift, showing how to implement custom sequences and conform to IteratorProtocol.
Explains how event loops enable smooth UI and handle high server load by preventing blocking operations in Swift applications.
