Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Latest checklists

When you run git remote add origin <url> and see fatal: remote origin al...

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

Taskbar Icons Missing But Taskbar Visible: Fixes
You see the taskbar at the bottom of your screen, but the icons—like the Start button, search bar...

Fix VS Code Git Authentication Failed for GitLab
If you see "Git authentication failed" in VS Code when pushing or pulling from a GitLab r...

Fix VSCode Git Authentication Failed: Permission Denied
If you see 'Git authentication failed' or 'permission denied' when pushing or pul...

Fix Windows Security App Permission Issues
You open Windows Security and see a message like "This app has been blocked for your protecti...