Google-app-script-crud:Google app script to insert,update, delete and retrieve data from google spread sheet for details on how to use these scripts refer this blog- http://railsrescue.com/blog/2015-05-28-step-by-step-setup-to-send-form-data-to-google-sheets/
React-Hooks-Spring-Boot-CRUD-Full-Stack-App:In this course, we will learn how to build a complete full-stack web application using Spring boot as backend and React (React Hooks) as frontend. We will use MySQL database to store and retrieve the data.