commands to remember
create a new file: touch [filename.js]
npm install jquery --save npm uninstall jquery --save
"dependencies": { "jquery": "^3.4.1" },
npm install jquery --save-dev npm uninstall jquery --save
"devDependencies": { "webpack": "^4.41.4" }
sudo npm install live-server --global live-server
sudo npm install html-webpack-plugin --save-dev
npm install axios --save
npm install fractional --save github.com/ekg/fraction.js
npm install uniqid --save https://github.com/adamhalasz/uniqid