Node.js is not a framework or a library, but rather a runtime environment that allows you to run JavaScript code on the server side. This means that you can use JavaScript not only for creating dynamic web pages in the browser, but also for writing backend logic, accessing databases, handling HTTP requests and responses, and much more.
But why would you want to use JavaScript on the server side? Well, there are several advantages of using Node.js:
- You can use the same language for both frontend and backend development, which simplifies your workflow and reduces the learning curve.
- You can leverage the huge ecosystem of npm packages (over 2.3 million) that provide ready-made solutions for various tasks and challenges.
- You can benefit from the high performance and efficiency of Node.js, which is based on Google's V8 engine that compiles JavaScript into native machine code.
- You can easily create real-time applications that support bidirectional communication between clients and servers using WebSockets or Socket.io.
- You can take advantage of the asynchronous and event-driven nature of Node.js, which enables you to handle multiple concurrent requests without blocking the main thread or creating multiple threads.
How does Node.js achieve this?
its history and more: https://blog.dhananjaythomble.me/beginners-guide-to-nodejs-how-it-works
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