Streams

Summary

Node's abstraction for processing data piece by piece (chunks) instead of loading it all into memory at once — essential for handling large files or data transfers efficiently.

How to Learn This

1Stream a large file to an HTTP response instead of reading it fully into memory first.
2Learn the four stream types: Readable, Writable, Duplex, Transform.
3Practice piping one stream into another, e.g. reading a file and gzipping it.

Async/Await

Buffers

More topics in Node.js Fundamentals

Node.js Runtime V8 Engine Event Loop Non-Blocking I/O Modules (CommonJS vs ESM)NPM & Package Management package.json Async Programming Callbacks Promises Async/Await Buffers File System (fs)Process & Environment Variables Event Emitter Child Processes Clustering

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