Frontend cheatsheets Javascript http://cheatsheets.shecodes.io/javascript https://gist.github.com/thegitfather/9c9f1a927cd57df14a59c268f118ce86 https://overapi.com/javascript Useful tools https://sdras.github.io/array-explorer https://objectexplorer.netlify.app React http://cheatsheets.shecodes.io/react Bootstrap http://cheatsheets.shecodes.io/bootstrap CSS http://cheatsheets.shecodes.io/css