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

How to Fix PostgreSQL Connection Refused on Localhost

You try to connect to PostgreSQL on localhost and get connection refused. This usual...

Fix Nginx Config Test Failure After Adding SSL Certificate

You added an SSL certificate to your Nginx server block, ran nginx -t, and got an er...

Fix 'Windows Terminal Path Not Found' in VS Code

When you try to open Windows Terminal from VS Code (e.g., via Ctrl+` or the terminal dropdown) an...

Fixing BitLocker DNS Error and Sync Issues

When BitLocker recovery key backups or status syncs fail with a DNS error, the issue often lies i...

How to Fix Network Errors in Command Prompt