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

Setup Cloudflare Origin Certificate for Nginx

If you use Cloudflare as a reverse proxy, enabling HTTPS between Cloudflare and your Nginx server...

Fix Cloudflare Wildcard Subdomain Not Working

If you've set up a wildcard DNS record in Cloudflare (e.g., *.example.com) but s...

Fix Chrome Status Access Violation in Safe Mode

If you see a 'status access violation' error in Chrome while in safe mode, it usually poi...

Python Requests Timeout: Example Code and Fixes

When using the Python requests library, a missing or misconfigured timeout can cause...

Windows Security App Not Working After Reset? Try These Fixes

If you recently reset your Windows PC and now the Windows Security app won't open, shows a bl...

Fix 'Python Command Not Found' in Git Bash on Windows