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

Fixing Nginx 502 Bad Gateway in Docker Networks

You have an Nginx container proxying requests to another container (like a PHP-FPM or Node app), ...

Fix Git Authentication Failed in VS Code on Mac

If you see "Git authentication failed" when pushing or pulling in VS Code on a Mac, the p...

Firefox Secure Connection Failed: How to Fix

When Firefox shows 'Secure Connection Failed' or similar warnings like 'PR_END_OF_FIL...

Fix DNS Probe Finished NXDOMAIN for a Specific Website

If you see the error "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome when trying to visit a speci...

Fixing Node Sass Build Failures on Linux

Fix Error 0x80070005 in Windows 10 Update

When you try to install a Windows 10 update, you may see error 0x80070005 with a...