CHAPTER 5
Events and Streams
Before we examine specific areas of Node.js development, we need to address a few more core concepts about JavaScript in general and Node.js in particular. Node.js is focused on being the best-performing, simplest way to create server applications. Events and streams play an important role in achieving this goal.
Node.js is single-threaded; we have already discussed advantages of this fact. Due to this evented nature of Node.js, it has first-class support for an event subscription/unsubscription pattern. This pattern is very similar to the way you would handle events using JavaScript in the browser.
Streaming data ...
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