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Fixing Nginx Upstream Connection Refused and Permission Denied

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

Fix Nginx Configuration Test Failure for Upstream Directive
When you run nginx -t and get an error involving the upstream directive...

How to Validate Nginx Configuration Before Reload
Reloading nginx with a broken configuration can take your site down. The safe way is to test the ...

Fix Cloudflare 522 Error by Disabling Proxy Temporarily
If you see a Cloudflare 522 error, it means Cloudflare tried to reach your origin server but the ...

Fix Windows Explorer Restarting After Login
If Windows Explorer keeps restarting after you log in, you’ll see the desktop flash, icons disapp...

Fix 'Git Remote Origin Already Exists' Without Deleting
When you run git remote add origin <url> and see fatal: remote origin al...


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