Master React in 2020
Install notejs: https://nodejs.org/en/
Install yarn: https://classic.yarnpkg.com/en/
Install VS Code Editor: https://code.visualstudio.com/
Install git: https://git-scm.com/download
Run: git clone https://github.com/qunsheng/react2020.git
to clone this project in workspace
Run: yarn create react-app my-app
to create app
cd my-app
You can delete node_modules to help code pickup the changes
Run npm install
Run npm start