Buglyst Blog
Learn to debug under pressure.
Playbooks for fast pattern recognition, guides for the full investigation, and articles for the engineering judgment around the edges.
17 playbooks · 509 guides · 95 articles · 12 linked practice labs ·skip to practice
Fast pattern recognition for the production failures engineers see most often.
1 playbook in Frontend & Web
Structured investigations for the failure modes engineers meet in real systems.
React Native Metro Bundler Error: Complete Debugging Guide
A practical guide to diagnosing and fixing Metro bundler errors in React Native, covering cache issues, module resolution, and Babel misconfigurations.
Debugging React Native Native Bridge Module Errors
A hands-on guide to diagnosing and fixing native bridge module failures in React Native, covering iOS and Android integration issues.
Debugging React Native Android Gradle Build Failures
A practical guide to diagnosing and fixing Gradle build errors in React Native Android projects, covering cache issues, dependency conflicts, and configuration problems.
React Native Navigation: 'Screen Not Found' Error Debugging
A practical guide to debugging 'screen not found' errors in React Native navigation, covering common causes like misconfigured navigators, missing screens, and state mismanagement.
Flutter Widget Overflow Pixels: Diagnosing and Fixing Render Overflow Errors
A practical guide to understanding and fixing Flutter's 'overflowed by X pixels' errors, with real commands, concrete symptoms, and a realistic war story.
Service Worker Serving Stale Content: A Debugging Guide
Diagnose and fix service workers that refuse to update cached assets, leaving users stuck on old JavaScript bundles or stale API responses.
Long-form thinking on debugging habits, observability, and the systems around the bug.
Why Your 60fps Animation Stutters: A Deep Dive Into the Browser Event Loop
The event loop isn't just about callbacks. It's about when and in what order the browser processes tasks, microtasks, and rendering. Here's what actually happens between frames.
Remote Debugging Mobile Devices at Scale: What Works and What Doesn't
Setting up remote debugging for iOS and Android devices involves more than just enabling Developer Mode. Here's what I've learned from debugging over 500 devices in production.