Node.js is a backend JavaScript runtime environment that runs on the V8 engine and executes code outside of a web browser. This article talks about the theoretical concepts that would help understand the architecture and workflow of Node.js.

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JavaScript in Plain English

 Node.js is a JavaScript runtime environment built on Chrome’s V8 engine. It was originally created by Ryan Dahl, an American Software Engineer. It is cross-platform and can be run on Windows, Linux, Unix, Mac OS X, etc. It allows to perform non-blocking I/O operations despite the fact that JavaScript is single-threaded.

What is Node.js?

How do you create a simple server in Node.js that returns Hello World?