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Fixing Nginx Upstream Connection Refused and Permission Denied

If you see connect() failed (111: Connection refused) or connect() failed (13:...

How to Use a Cloudflare DNS Propagation Checker Tool
After you change a DNS record in Cloudflare, it takes time for the update to spread across the in...

Cloudflare SSL Full vs Flexible: Troubleshooting Mixed Content & Errors
If your site shows broken padlocks, mixed content warnings, or SSL errors after changing Cloudfla...

Fix Git SSL Certificate Problem Unable to Get Local Issuer on Ubuntu
When you see git SSL certificate problem: unable to get local issuer certificate on ...

Fix Nginx Upstream Connection Refused Behind Cloudflare
If you see upstream connection refused in your Nginx error logs while using Cloudfla...

How to Set Python Path in Windows 10
If you've installed Python on Windows 10 but get 'python' is not recognized


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