Posts

All the articles I've posted.

• UITableViewController designated initializer woes

  Published: 15 Apr, 2015

  • 3 min read

  Navigate the complications of subclassing UITableViewController after iOS 8.3 introduced designated initializers that break proper initialization patterns.

• Researching ResearchKit

  Published: 14 Apr, 2015

  • 6 min read

  Analyze Apple's first major open-source project ResearchKit to discover interesting implementation details and practical iOS development solutions.

• The curious case of rotation with multiple windows on iOS 8

  Published: 25 Jan, 2015

  • 2 min read

  Diagnose and solve an iOS 8 regression where unwanted rotation occurs in apps using multiple windows despite explicit configuration.

• UIKit Debug Mode

  Published: 9 Jan, 2015

  • 2 min read

  Unlock hidden UIKit debugging features by bypassing Apple's InternalBuild checks to access secret flags for logging touches, gestures, and animations.

• Retrofitting containsString: on iOS 7

  Published: 17 Jul, 2014

  • 1 min read

  Backport iOS 8's convenient NSString containsString: method to iOS 7 using runtime patching that won't conflict with Apple's implementation.

• A Story About Swizzling "the Right Way™" and Touch Forwarding

  Published: 4 Jul, 2014

  • 8 min read

  Learn why traditional method swizzling breaks UIKit's touch forwarding and discover a better approach that preserves _cmd integrity.

• Hacking with Aspects

  Published: 5 May, 2014

  • 3 min read

  Explore how Apple detects popover presentation in UIImagePickerController and learn to bypass the restriction using my Aspects library.

• Fixing UITextView On iOS 7

  Published: 8 Jan, 2014

  • 2 min read

  Fix the severe scrolling and content positioning bugs in iOS 7's UITextView with PSPDFTextView, a drop-in replacement.

• Fixing What Apple Doesn't

  Published: 4 Jan, 2014

  • 2 min read

  Fix the misaligned label in iOS 7's printer controller by swizzling UIPrinterSearchingView's layoutSubviews method.

• How To Inspect The View Hierarchy Of Third-Party Apps

  Published: 27 Dec, 2013

  • 3 min read

  Learn how to inspect view hierarchies of third-party iOS apps using a jailbroken device and debugging tools like Reveal for design insights.