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

Fixing NGINX Upstream Connection Refused SSL Errors

When NGINX logs upstream connection refused for an SSL backend, it usually means the...

Fix Git Authentication Failed in VS Code on Linux

You're working in VS Code on Linux, try to push or pull, and get a popup: "Git authentica...

Fix 'Permission Denied' in VS Code Terminal on Linux

You're working in VS Code on Linux, open the integrated terminal, and run a command—only to s...

Fix VS Code Git Authentication Failure with No Prompt

You try to push or pull in VS Code and see an error like "Git authentication failed" but ...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Windows 11 Update Stuck at 0%: Practical Checklist

You start a Windows Update and it hangs at 0% for 10, 20, 30 minutes. This is a common frustratio...