Practical software fixes, setup guides, and tool workflows.

How to Generate a Cloudflare Origin Certificate

If you're using Cloudflare as a reverse proxy, you may want to encrypt traffic between your s...

Fix Docker Nginx 502 Bad Gateway After Restart

After restarting your Docker containers, you might see a 502 Bad Gateway error when accessing you...

Fix Git Clone Connection Timed Out Due to Proxy Settings

You run git clone https://github.com/example/repo.git and after a long pause you get...

Fix npm install Permission Denied on Shared Hosting

When you run npm install on a shared hosting server, you might see errors like

Fix Virtual Environment Not Activating in Terminal

Why Your Virtual Environment Won't Activate

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

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

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