Checklists for software errors, setup, and tool workflows.

Fix Nginx Configuration Test Failure for Upstream Directive

When you run nginx -t and get an error involving the upstream directive...

Fix VS Code Permission Denied When Not Admin

You try to save a file or install an extension in VS Code, and get a "permission denied" ...

Fix 'Windows Cannot Access Shared Folder' Credential Errors

When you try to open a shared folder from another computer and see 'Windows cannot access'...

Fix npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...