Understanding Node.js
Node.js was developed in 2009 by Ryan Dahl as an answer to the frustration caused by concurrency issues, especially when dealing with web services. Google had just come out with the V8 JavaScript engine for the Chrome web browser, which was highly optimized for web traffic. Dahl created Node.js on top of V8 as a server-side environment that matches the client-side environment in the browser.
The result is an extremely scalable server-side environment that allows developers to more easily bridge the gap between client and server. Because Node.js is written in JavaScript, developers can easily navigate back and forth between client and server code and can even reuse code between the two environments.
Node.js has a great ecosystem ...
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