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

Checklist for Nginx Configuration Test Failure

When you run nginx -t and get a failure, the server won't reload or restart. Thi...

Fix Firefox Secure Connection Failed Due to Proxy Settings

If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...

How to Allow Unrelated Histories in Git Merge

Fix Windows Explorer Restarting After Software Install

If you've just installed a program and Windows Explorer starts restarting repeatedly—taskbar ...

Docker Prune Not Freeing Enough Space: Practical Fixes

You run docker system prune -a expecting a big space recovery, but the freed space i...

Cloudflare SSL Full Strict Configuration Checklist

If you see 'This website is not available' or a redirect loop after enabling Cloudflare S...