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

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

Windows Security App Not Working After Update: Fixes

After a Windows update, the Windows Security app may fail to open, show a blank window, or displa...

Fix 'fatal: refusing to merge unrelated histories' in Bitbucket

You're working with a Bitbucket repository and when you try to merge two branches, Git throws...

Fix 'Git Remote Origin Already Exists' When Updating Remote URL

Fix Chrome Certificate Error: Invalid Authority with Proxy Settings

You open Chrome and see NET::ERR_CERT_AUTHORITY_INVALID on every site, even trus...

Fix Nginx Permission Denied on Configuration File

When Nginx reports permission denied while reading a configuration file, the service...