Software comparisons, alternatives, and tool decision notes.

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

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

Fix Firefox Secure Connection Failed Not Loading

If Firefox shows a “Secure Connection Failed” error and won’t let you load a site, it usually mea...

Fix VS Code Breakpoint Not Hit in Remote Development

You set a breakpoint in VS Code while working in a remote environment—SSH, container, or WSL—but ...

DNS Probe Finished NXDOMAIN: Troubleshooting Checklist

Seeing "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome means the browser couldn't find the IP...

Git Fatal: Refusing to Merge Unrelated Histories – Workaround

You try to merge two Git branches and get this error:

fatal: refusing to merge unre...