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

Cloudflare DNS Not Propagating for Subdomain: Fixes

You added a subdomain record in Cloudflare DNS, but it still resolves to the old IP or nothing at...

VS Code Git Changes Not Detected After Save: Fixes

You save a file in VS Code, but the Source Control panel shows no changes. The file doesn't a...

Fix Firefox Secure Connection Failed on Mac

If you see "Secure Connection Failed" in Firefox on your Mac, the browser is blocking the...

Fixing Node Sass Build Failures on Linux

Fix Nginx Upstream Connection Refused Error

If you see upstream connection refused in your Nginx error logs, it means Nginx trie...