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The organized summary will now include more details and code examples for each section.Essential Node.js Guide for Developers1. Introduction to Node.jsWhat is Node.js?Definition: Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine.Usage: Designed for building scalable network applications.Architecture: Non-blocking, event-driven architecture makes it efficient and suitable for..

The non-blocking I/O model in Node.js improves performance by allowing multiple operations to be handled concurrently without waiting for each operation to complete before starting the next one.The Big PictureThink of a busy restaurant kitchen. In a traditional blocking kitchen, a chef might wait for a dish to finish cooking before starting the next one. This leads to inefficiencies and idle tim..

Node.js is a runtime environment that allows you to run JavaScript code on the server side, outside of a web browser.The Big PictureThink of JavaScript as a language typically spoken in browsers. Node.js is like giving JavaScript the ability to speak outside of the browser, letting it work on servers, computers, and other environments. This opens up a world of possibilities for using JavaScript ..