Software comparisons, alternatives, and tool decision notes.

Fix Nginx Upstream Connection Refused in Docker

You have Nginx running, either on the host or in a container, proxying to another Docker containe...

Fix ERR_CONNECTION_RESET Caused by Chrome Extensions

If Chrome suddenly shows ERR_CONNECTION_RESET on sites that used to work, a misb...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Fix NET::ERR_CERT_AUTHORITY_INVALID via Chrome Enterprise Policy

If you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome on a managed device, the is...

Windows Update Error 0x800f081f: Troubleshooting Steps

You're running Windows Update and it fails with error 0x800f081f. This usually means the upda...

Fix VSCode IntelliSense Not Working for Rust

You open a Rust project in VSCode, start typing, and get no completions, hover info, or error hig...