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 Virtual Environment Not Activating in Terminal

Why Your Virtual Environment Won't Activate

You open a terminal, navigate to your pro...

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...

Fixing Cloudflare Wildcard Subdomain Proxy Errors

If you've set up a wildcard DNS record (e.g., *.example.com) in Cloudflare and a...

Fix Docker Build Context Canceled Error with Large Directories

When you run docker build on a project with a large directory, you might see an erro...

Docker Compose Port Already Allocated: Checklist

You run docker-compose up and get an error like Error starting userland proxy:...