Technical requirements

To follow this book, you need to have some experience in using the terminal to run a few Unix commands. Also, you need to install Node.js. You have two options: the first one is to download Node.js directly from the official website (https://nodejs.org), and the second option (recommended) is to install Node Version Manager (NVM) from https://github.com/nvm-sh/nvm.

If you decide to go with NVM, you can install any version of Node.js you want and switch the versions with the nvm install command:

• node is an alias for the latest version:

  nvm install node
  

• You can also install a global version of Node.js (nvm will install the latest version of Node.js locally to a user’s computer):

  nvm install 19
  nvm install 18
  nvm install 17
  nvm install 16
  nvm install 15
  

• Or you can install a very specific version:

  nvm install 12.14.3
  

• After you have installed the different versions, you can switch...