Posts

All the articles I've posted.

• The Great Mac Catalyst Text Input Crash Hunt

  Published: 29 May, 2020

  • 8 min read

  Deep-dive investigation and fix for a Mac Catalyst text input crash caused by a race condition in Apple's RemoteTextInput framework.

• Jailbreaking for iOS Developers

  Published: 25 May, 2020

  • 8 min read

  A comprehensive guide to iOS jailbreaking for developers, covering legal security research tools, debugging capabilities, and practical applications beyond app piracy.

• Network Kernel Core Dump

  Published: 21 May, 2020

  • 2 min read

  Step-by-step instructions from Apple for capturing macOS kernel core dumps over a network connection between two Macs.

• How to macOS Core Dump

  Published: 21 May, 2020

  • 4 min read

  A technical guide to deciphering Apple's cryptic boot arguments and setting up macOS kernel core dumps to debug persistent kernel panics.

• Kernel Panics and Surprise boot-args

  Published: 20 May, 2020

  • 4 min read

  Investigation into mysterious kernel panics reveals Apple repair centers left my MacBook with undocumented security-weakening boot arguments.

• The LG UltraFine 5K, kernel_task, and Me

  Published: 18 May, 2020

  • 9 min read

  A four-year saga with the problematic LG UltraFine 5K display and the surprising discovery that plugging it into the wrong MacBook side causes performance issues.

• Let's Try This Again

  Published: 14 May, 2020

  • 1 min read

  After five years away from personal blogging, I'm returning to share technical stories that don't fit on Twitter or corporate blogs.

• How We Work at PSPDFKit

  Published: 3 Jul, 2019

  • 14 min read

  An inside look at PSPDFKit's development processes, from proposal-based feature planning to monorepo management and release automation.

• Swizzling in Swift

  Published: 26 Jun, 2019

  • 10 min read

  A deep dive into safe method swizzling techniques in Swift, covering common pitfalls and the correct way to implement dynamic super calls.

• WWDC for First-Timers, 2019 Edition

  Published: 30 May, 2019

  • 22 min read

  Practical tips and advice for making the most of your WWDC experience, from packing essentials to navigating labs and networking events.