Hour 3. What Node.js Is Used For
What You’ll Learn in This Hour:
• What I/O means
• The problem that Node.js is trying to solve
• What concurrency means
• Different approaches to concurrency
What Node.js Is Designed to Do
Now that you have a brief understanding of how to run a Node.js program and how to use npm to install modules, this hour covers what Node.js is designed for. The Node.js website provides a short description of Node.js:
Node.js is a platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.
For a general ...
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