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

Cloudflare 521 Error: Server Timeout – Causes and Fixes

Cloudflare 521 error indicates the web server is down or unreachable. It appears as “web server i...

Fix 'fatal: refusing to merge unrelated histories' in Git

You cloned a repository, made some commits locally, and now when you try to git pull...

How to Fix Windows Explorer Error 0xc0000005 on Restart

If Windows Explorer keeps restarting and you see error 0xc0000005, it usually means a critical pr...

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...

Node.js --max-old-space-size Setup Guide for Memory Issues

If your Node.js process crashes with a JavaScript heap out of memory error, you likely need to ad...

Fix 'Python Command Not Found' in Anaconda on Windows