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.
Debugging java.lang.StackOverflowError from Recursion
A practical guide to diagnosing and fixing StackOverflowError caused by unbounded recursion in Java, including thread stack analysis, JVM flags, and code patterns that actually cause this.
Turborepo Cache Not Hitting – Debugging Remote and Local Cache Misses
A practical guide to diagnosing why Turborepo's cache is not hitting, covering both local and remote cache misses with concrete commands and root causes.
Nx Affected Command Not Detecting Changes: Debugging Guide
When `nx affected` commands fail to see your changes, the cause is almost always a mismatch between the git base and the project graph. This guide shows you exactly how to diagnose and fix it.
Husky Git Hook Not Running: Why Your Pre-commit or Commit-msg Hook is Silently Skipped
Diagnose why Husky hooks are not executing despite being installed. Covers .git/hooks issues, path problems, and permission errors.
React Native iOS Pod Install Error: Xcode Build Failures and CocoaPods Conflicts
A practical guide to diagnosing and fixing pod install failures in React Native iOS projects, covering version mismatches, cache issues, and FFI dependencies.
Expo EAS Build Fails: Debugging Build Errors on EAS
A practical guide to debugging Expo EAS build failures, covering common causes, diagnosis steps, and fixes for EAS Build errors.
Long-form thinking on debugging habits, observability, and the systems around the bug.
Feature Flag Debt: When Your 500 Conditional Branches Become the Incident
Feature flags are great until they're not. Here's how to audit, remove, and automate cleanup before your 500th conditional branch becomes the root cause of a production incident.
The Art of the Minimal Reproducible Example: A Debugging Superpower
A minimal reproducible example (MRE) is more than just a snippet — it's a tool that isolates the bug, saves time, and gets you faster answers. Here's how to build one that works, with a real-world war story.
The Debugging Mindset: A Systematic Method for Finding Root Causes
A repeatable, hypothesis-driven approach to debugging that works for intermittent failures, performance regressions, and production incidents.
Analyzing a Core Dump: What to Do When Your Process Goes Silent
A core dump is your process's last scream. Here's how to make it talk.
Finding Memory Leaks Step by Step: A Systematic Approach
Memory leaks are the silent killers of long-running services. Here's a repeatable process to hunt them down, from heap dumps to production monitoring.