The package.json file is the NPM Configuration File; it basically contains a list of NPM packages that the developer want to be restored before the project starts. Those who already know what NPM is and how it works can skip to the next paragraph, while the others should definitely keep reading.
NPM (shortcode for Node Package Manager) started its life as the default package manager for the JavaScript runtime environment known as Node.js. During the latest years, though, it was also being used to host a number of independent JS projects, libraries, and frameworks of any kind, including Angular; eventually, it became the de facto package manager for JavaScript frameworks and tooling. If you never used it, you may easily ...
