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

Docker Container Exits Immediately on Mac: Fixes

You start a Docker container on your Mac, and it stops within seconds. The container exits immedi...

How to Fix Windows 11 Taskbar Icons Missing After Update

After a Windows 11 update, some users find that taskbar icons—like the Start button, search, or p...

Checklist for Pushing Large Files with Git

You've likely hit this: you try to push a commit, and Git rejects it because a file is too la...

Fix VSCode Permission Denied Extension Errors

If you see a "permission denied" error when trying to install or update an extension in V...

Fix Nginx Upstream Connection Refused in Proxy Pass