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

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

How to Allow Unrelated Histories in Git Merge

How to Fix Edge Sync Permission Denied Error

You open Microsoft Edge, expecting your bookmarks and passwords to sync, but instead you see a &#...

Fix Chrome ERR_CONNECTION_RESET After Router Reboot

If you see ERR_CONNECTION_RESET in Chrome after rebooting your router, you'r...

Fixing Nginx Redirect Loop Configuration Issues

You set up an Nginx redirect but now the browser says the page isn't redirecting properly – y...

How to Fix Nginx Configuration Test Failed Error

When you run nginx -t and see "test failed", it means nginx found a problem ...