Node.js applications run on a single thread. If you suddenly have to serve lots of clients at once, you're bound to run into problems with throughput. Learn how to mitigate these with a simple strategy: Using child processes!

Server-Sent Events are used to transfer data from a server to connected clients. Like WebSockets, they are used mainly to transmit real-time data. In this article, you'll learn how to implement Server-Sent Events in a Node.js backend service.

Streaming is a method of how data is being sent and processed. While there are plenty of modules that do the heavy work, like express, body-parser and formidable, you might be curious about how do their job under the cover.