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

Fix DNS Probe Finished NXDOMAIN After Changing DNS

After updating your DNS settings—perhaps to use Google Public DNS or Cloudflare—you might see the...

How to Fix Git Authentication Failed in VS Code

You're in VS Code, push or pull fails with "Authentication failed"—this is common and...

Fix Chrome Black Screen Flickering from Hardware Acceleration

If Chrome shows a black screen or flickers when watching videos, scrolling, or opening menus, har...

Fix 'Python Command Not Found' in Anaconda on Windows

How to Fix 'Permission Denied' When Saving Files in VS Code

You're editing a file in VS Code, hit save, and get a 'permission denied' error. This...

Docker Container Exits Immediately on Linux: Fixes

You start a Docker container, but it exits immediately. This is a common issue on Linux. The cont...