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.
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Structured investigations for the failure modes engineers meet in real systems.
Expo SDK Upgrade Breaks Build: Debugging Breaking Changes
A practical guide to diagnosing and fixing build failures and runtime errors caused by Expo SDK upgrades. Covers version mismatches, native module conflicts, and configuration drift.
Flutter iOS Build Failed in Xcode – Real Debug Steps
A practical debugging guide for Flutter iOS build failures in Xcode, covering pod issues, Swift version mismatches, code signing errors, and missing architectures.
Android ProGuard Obfuscation Crash Debugging
Diagnose and fix crashes caused by ProGuard obfuscation: missing mappings, reflection, and serialization failures.
React Native Reanimated Crash: Debugging Native Module and Worklet Failures
A structured approach to diagnosing and fixing React Native Reanimated crashes caused by native module mismatches, worklet errors, and metro bundler issues.
iOS Code Signing Error in Xcode: A Debugging Guide
Fix iOS code signing errors in Xcode with specific commands, logs, and root causes. Real-world debugging steps for provisioning profiles, certificates, and entitlements.
Debugging Angular NullInjectorError: No Provider for Injectable
A practical guide to diagnosing and resolving Angular's NullInjectorError when a service or dependency has no provider configured.
Long-form thinking on debugging habits, observability, and the systems around the bug.
Five Debugging Habits That Separate Seniors from Juniors
It's not tools. It's not years of experience. It's five repeatable habits that senior engineers do reflexively and juniors haven't built yet.
The Real Cost of Console.log Debugging (and What to Use Instead)
Every engineer reaches for console.log. Most do not think about what it costs — in time, in performance, or in production readiness. Here is the honest accounting.
Interpreting Stack Traces: Practical Steps for Faster Debugging
Stack traces can be dense, but reading them fluently accelerates triage and root cause analysis. This article explains how to extract actionable information, with real-world context.
Efficient Debugging with git bisect: Going Beyond Binary Search
This article explains how to incorporate git bisect into your debugging workflow, focusing on practical execution, automation, and common edge cases.
Applying Rubber Duck Debugging to Complex Engineering Problems
Rubber duck debugging isn’t just a quirky solo exercise. I’ll show how explaining code out loud surfaces misunderstandings and reduces wasted team cycles.
Writing Bug Reports That Developers Appreciate
A good bug report is more than a template. Learn which details actually move the needle, and which common 'best practices' waste developer time.