Knowledge base for software setup, errors, and daily tool work.

Node.js Memory Limit Increase Not Working: Fixes

You set --max-old-space-size=4096 but Node.js still crashes with a memory error. Thi...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Nginx Upstream Connection Refused Behind Cloudflare

If you see upstream connection refused in your Nginx error logs while using Cloudfla...

npm package.json Not Found After npm init

You run npm init, answer the prompts, and then try to install a package or run a scr...

Fix 'Externally Managed Environment' Error on Linux

If you're on a modern Linux distribution (Ubuntu 23.04+, Debian 12+, Fedora 38+, etc.) and ge...

Bluetooth Troubleshooting Checklist for Windows 11

Bluetooth on Windows 11 can be unreliable. If your device won't pair, keeps dropping, or does...