Checklists for software errors, setup, and tool workflows.

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Latest checklists

You start a Docker container and it stops within seconds. The status shows "Exited (0)" o...

You have an Nginx container proxying requests to another container (like a PHP-FPM or Node app), ...

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix VSCode Terminal Error spawn ENOENT
When you open the integrated terminal in Visual Studio Code and see the error spawn ENOENT<...

Fix Git Clone Connection Timed Out on AWS CodeCommit
If you're seeing git clone connection timed out when trying to clone a repositor...

Fix Nginx 502 Bad Gateway: Upstream Connection Refused
If you're seeing a 502 Bad Gateway error with "upstream connection refused" in your N...