Remote Learning exercises on callbacks and promises

• install the dependecies where you see a package.json: npm install
• run node file.js
• have a look on this guide: https://developer.mozilla.org/en-US/docs/Learn/Server-side/Express_Nodejs/development_environment
• and this tutorial: https://www.youtube.com/watch?v=jHDhaSSKmB0
• the project contains 3 folders, each of them representing a small example or challenge