How to download and install NODE JS (JavaScript) on windows 10

Node. js is a platform built on Chrome's JavaScript runtime for easily building fast and scalable network applications. Node. js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.

Node. js is a runtime environment, which let users choose how to use, whether frontend or backend, and one common language can be used as backend and front end. ... so you can even use it as front –end environment, which will enhance development of software. In short, it can be used for both!

Node. js is an open source, cross-platform run-time environment built on Chrome's V8 JavaScript engine. ... js environment enables JavaScript users to deploy the language for server-side scripting, whilst also running scripts to produce dynamic web page content

Node. js doesn't support multi-threaded programming yet. It is able to serve way more complicated applications than Ruby, but it's not suitable for performing long-running calculations. Heavy computations block the incoming requests, which can lead to decrease of performance