what is a node

'babel-node' is not recognized as an internal or external command, operable program or batch file.

node : The term 'node' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again.

when i send req upload image in node give Error: ENOENT: no such file or directory,ues multer

Error: Node Sass does not yet support your current environment: Windows 64-bit with Unsupported runtime

Node Sass could not find a binding for your current environment: Linux 64-bit with Node.js 10.x

Uncaught Error: spawn node C:\Users\Leonl\Desktop\rpi-nano-server\electron\express\server.js ENOENT electron

Error: Node Sass does not yet support your current environment: OS X 64-bit with Unsupported runtime (88)

(node:14372) MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 SIGHUP listeners added to [process]. Use emitter.setMaxListeners() to increase limit

'ts-node' não é reconhecido como um comando interno ou externo, um programa operável ou um arquivo em lotes.

Module build failed: Error: Node Sass does not yet support your current environment: OS X 64-bit with Unsupported runtime (79)