Explores issues with UITableViewController's designated initializers in iOS 8.3, detailing subclassing problems and workarounds.
A technical analysis of Apple's open-source ResearchKit framework, examining its source code, design patterns, and workarounds for iOS development challenges.
A guide to using the Specta framework for writing behavior-driven unit tests in iOS development, comparing it to XCTest.
Explains how to use global beforeEach and afterEach hooks in Specta, an Objective-C testing framework, to manage test setup and teardown.
A developer reflects on the value of functional, working code over perfect architecture, using a collaborative iOS project as an example.
Guide on converting complex Objective-C #define macros to Swift functions with examples.
Guide on converting complex Objective-C macros to Swift functions with examples.
A developer discovers and documents a bug in Xcode where the @objc attribute fails to create the correct class name for Swift classes used in Objective-C.
Explains a common Objective-C bug where messaging nil returns a zeroed struct, causing unexpected behavior when checking for NSNotFound.
Introducing Playgrounds for Objective-C, enabling real-time code testing and rapid prototyping similar to Swift's feature.
A tutorial on using NSNotificationCenter in Swift for iOS app communication, with code examples for Swift 2.3 and 3.0.
A tutorial explaining NSNotificationCenter in Swift for iOS app internal communication, with code examples.
A guide to replacing Objective-C #define macros with Swift constants for cleaner code.
Explores using Swift constants as an alternative to Objective-C #define macros for avoiding magic values in code.
A Swift tutorial on checking iOS versions using NSFoundationVersionNumber for backward compatibility with iOS 7 and iOS 8.
A guide on checking iOS versions in Swift for backward compatibility with iOS 7 and iOS 8.
A developer shares amusing and obscure quirks found in Xcode, Objective-C, and Apple's private iOS frameworks, including oddly named constants and gesture recognizers.
Discusses Apple's removal of class prefix encouragement in Objective-C projects and the implications for iOS developers.
How to add the missing `containsString:` method to NSString for iOS 7 using a runtime patch and a category.
Explores the pitfalls of common Objective-C method swizzling techniques and proposes a more robust approach to avoid runtime issues.
