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

Fix 'Permission Denied' When Using mkdir in VS Code Terminal

You're working in the VS Code integrated terminal and run a mkdir command only t...

DNS Probe Finished NXDOMAIN: Meaning and Fixes

You're trying to visit a website but Chrome shows "DNS_PROBE_FINISHED_NXDOMAIN". This...

How to Disable Chrome Extensions to Free Up Memory

If Chrome is using too much memory, extensions are a common culprit. Each extension runs its own ...

Fix Windows Defender Real-Time Protection Not Turning On After Update

After a Windows Update, you might find that Windows Defender's real-time protection is stuck ...

Fix 'Git Remote Origin Already Exists' When Updating Remote URL

Checklist for Nginx Configuration Test Failure

When you run nginx -t and get a failure, the server won't reload or restart. Thi...