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TIL · 26 MAR 2025 · NOTE #016 ESC
TIL NOTE #016

Effective Node.js Debugging Techniques

Debug your Node.js applications more efficiently with these approaches:

  1. Use —inspect-brk flag to pause execution at start for complex debugging.

  2. console.time() and console.timeEnd() help identify performance bottlenecks.

  3. Set NODE_DEBUG=module to see internal debug logs for core modules.

  4. Try util.debuglog() for conditional debugging output in production.

Remember that proper logging is often more valuable than traditional debugging in distributed systems.