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

Fix Chrome Black Screen in Remote Desktop with Hardware Acceleration Off

You're remoted into another machine, open Chrome, and the screen goes black—or the browser wi...

Fix Git Clone Connection Timed Out on AWS CodeCommit

If you're seeing git clone connection timed out when trying to clone a repositor...

Fix VS Code 'Permission Denied' When Saving Files

You're editing a file in Visual Studio Code, hit Ctrl+S, and get an error: "Failed to sav...

How to Check if Cloudflare DNS Propagation Is Complete

When you change a DNS record in Cloudflare, propagation doesn't happen instantly. Even with C...

Fix Nginx Upstream Connection Refused Socket Error