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

Cloudflare Origin Certificate Setup for Apache

If you use Cloudflare's proxy (orange cloud), you can set up an origin certificate to encrypt...

Fix Docker Nginx 502 Bad Gateway with MySQL

You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...

Fix Git Large File Push Permission Denied

When you run git push and get a permission denied error after adding a large file, t...

Fix 'docker network not found' After Prune