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

Fix PostgreSQL Connection Refused on Port 5432

When you see psql: error: connection to server at ... failed: Connection refused on ...

Chrome Profile Setup Checklist for a New Computer

Setting up Chrome on a new computer often means losing your carefully organized bookmarks, saved ...

How to Set Up OneDrive Sync After a 502 Bad Gateway Error

If you see a 502 Bad Gateway error while trying to set up OneDrive sync, it usually means somethi...

Chrome Browser Token Expired Not Refreshing: Practical Fixes

You're working in a web app and suddenly get a 'token expired' or 'session expired' message. Norm...

Fix PowerShell 404 Not Found with Invoke-RestMethod

When you call Invoke-RestMethod in PowerShell and get a 404 Not Found error, it usua...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...