Discover how Node.js uses clustering and worker threads to leverage multi-core CPUs for scalable, high-performance applications.

Does Node.js Use Multiple Cores?

Learn how to switch from require() to ES module import syntax in Node.js for clean, modern, and optimized code.

Use import Instead of require

Node.js uses V8's garbage collection to automatically reclaim unused memory, helping applications run efficiently.

Learn how to generate QR codes with custom logos in Node.js using qrcode and Jimp. Step-by-step guide with code examples.

Fetch data from MongoDB in Node.js by connecting to the database, querying collections, and handling results with async/await.

Learn how to export and import functions across files in Node.js using CommonJS and ES modules, with code examples and best practices.

Node.js uses a non-blocking, event-driven single-threaded model for I/O, unlike multi-threaded server-side technologies.

Discover how Node.js scales for millions of users with the event loop, clustering, worker threads, and best practices for high-performance apps.

Learn how Node.js uses an event loop, libuv thread pool, and worker threads to run async I/O on a single-threaded JavaScript engine.

JavaScript is dynamically typed: variables can hold different types at runtime, unlike statically typed languages.

Learn JavaScript error handling best practices, including try/catch, Promises, async/await, and tips for robust, maintainable code.

Learn how to use spaces and special characters in JavaScript object keys with quotes and bracket notation. Best practices for clear, reliable code.

Learn how Node.js uses a single-threaded event loop and asynchronous I/O with libuv to handle high concurrency efficiently.

Step-by-step guide to create a Node.js project in VS Code, covering installation, initialization, configuration, and debugging. Start coding fast!

Node.js uses a single-threaded event loop for JS execution but offloads I/O tasks to libuv's thread pool and supports worker threads for parallelism.