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

Fixing Git Authentication Failed in VS Code

If you see "git authentication failed" when pulling, pushing, or cloning in VS Code, the ...

Fix VS Code Source Control Not Detecting Changes with Permission Denied

You open VS Code, make edits, but the Source Control panel shows no changes. Or you see a "pe...

Fix DNS Probe Finished NXDOMAIN Caused by Antivirus Blocking

You try to load a website and see DNS_PROBE_FINISHED_NXDOMAIN in Chrome, or simi...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

DNS Probe Finished NXDOMAIN vs Server Not Found: Key Differences

When you see a 'DNS probe finished NXDOMAIN' or 'Server not found' error in your ...

Fix 'pip externally managed environment' Permission Denied Error

If you see error: externally-managed-environment when trying to install a Python pac...