Checklists for software errors, setup, and tool workflows.

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How to Fix Nginx 502 Bad Gateway in Docker

If you're running Nginx as a reverse proxy inside Docker and seeing a 502 Bad Gateway error, ...

Fix Windows Defender Blocked by Third-Party Antivirus

You open Windows Security and see a yellow warning: "Real-time protection is off. Your device...

Fix VS Code Terminal Not Opening WSL

You open VS Code, switch to the integrated terminal, select WSL as your default shell, and nothin...

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 npm 'package.json not found' Error in Subdirectories

You're working in a subdirectory of your project, run npm install or npm r...

Cloudflare Origin Certificate Not Working After Renewal: Fixes
If your Cloudflare origin certificate stops working after renewal, you are likely seeing SSL erro...