An Absolute understanding of basic of Node.js: Guide

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Why Node.js?

Node.js® is a JavaScript runtime built on Chrome’s V8 JavaScript engine.

Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient.

Node.js’ package ecosystem, npm, is the largest ecosystem of open source libraries in the world.

JavaScript Blocking I/O

JavaScript Non-blocking I/O

npm

Require

Node Modules

V8 turbo-charges JavaScript by leveraging C++

Events

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