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Node.js

We will be using node version 6.9.1, the most recent LTS version of nodes at the time of writing. You can find versions of it for Windows, Mac, and Linux at the following link:

https://nodejs.org/en/download/releases/.

We are going to use a lot of arrow functions throughout this book, so we expect you to have familiarity with this ES6 feature. You can run the codes described here in any node version above 4.x.