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javascript•Jul 24, 2026
Understanding Node.js Behind the Scenes
When you run a Node.js application, several processes occur behind the scenes. In this article, we'll delve into the Node.js architecture and explore what happens after you execute the command 'node app.js'.
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Original source
Key summary
This article explores what happens behind the scenes when you run a Node.js application, providing insights into the Node.js architecture and server-side programming.
TL;DR
- Node.js is built on top of JavaScript
- It uses an event-driven, non-blocking I/O model
- Node.js has a single-threaded architecture
- The V8 engine is used for JavaScript execution
- Node.js uses the libuv library for I/O operations
- The Node.js event loop is responsible for handling events
- Node.js modules are used to extend functionality
- The 'node app.js' command starts the Node.js process
This content is automatically summarized using AI. For full context, always refer to the original article.
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