Starting projects with npm

For Node.js projects, the settings and configurations are stored inside a file named package.json, located at the root of the repository. The npm CLI tool provides a npm init command, which will initiate a mini-wizard that helps you compose your package.json file. So, inside our project directory, run npm init to initiate the wizard. 

The wizard will ask you a series of questions, but also provides sensible defaults. Let's go through each question one by one:

1. package name: We are happy with the default name of hobnob (derived from the directory name), so we can just press the Return key to continue.
2. version: We're going to follow semantic versioning (semver) here and use major version 0(0.y.z) to indicate that our code base is under initial development, and that the API is not stable. Semver...