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JavaScript Concurrency by Adam Boduch

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Chapter 2. The JavaScript Execution Model

The first chapter of this book explored the state of JavaScript concurrency. Generally speaking, dealing with concurrency in JavaScript applications is anything but a trivial matter. There's a lot to think about when writing concurrent JavaScript code, and the kind of solutions that we come up with are often unorthodox. There's a lot of callbacks, and wading through all of them is enough to drive a person insane. We also caught a glimpse of how our pattern of writing concurrent JavaScript code has started to change with existing concurrency components. Web workers have started to mature, and JavaScript language concurrency constructs have only just been introduced.

The language and the runtime environment ...

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