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

Recover Lost Changes After Git Detached HEAD

You've made several edits, then checked out an old commit or tag, and now Git says you're...

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...

Fix Chrome Status Access Violation Error on Windows

If you see a message like "STATUS_ACCESS_VIOLATION" in Chrome, the browser has crashed du...

Fix Docker 'No Space Left on Device' in Container

If you're seeing no space left on device errors inside a Docker container, the c...

Fix Nginx Upstream Connection Refused Socket Error