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

Cloudflare Origin Certificate Setup Checklist

You've set up Cloudflare but your origin server still shows SSL errors or mixed content warni...

Fix Nginx Redirect Loop in WordPress

You visit your WordPress site and get a "redirect loop" or "too many redirects" e...

Fix Nginx Permission Denied Errors on Ubuntu

If you're seeing permission denied errors in your Nginx error log on Ubuntu, the...

Fixing Node Sass Build Failures on Linux

Fix Nginx 502 Bad Gateway Docker Permission Denied

When running Nginx as a reverse proxy in a Docker environment, a 502 Bad Gateway error often poin...

Fix npm ERR! enoent ENOENT: package.json Not Found on Linux

If you're running npm on Linux and see npm ERR! enoent ENOENT: no such file or director...