The 4º React Project (Section 9) of the course "React - The Complete Guide (incl Hooks, React Router, Redux)" by Academind (Maximilian Schwarzmüller)
Section 9 (Diving Deeper - Working with Fragments, Portals & "Refs") covered:
- JSX Limitations & Workarounds
- Creating a Wrapper Component
- React Fragments
- Introducing React Portals
- Working with Portals
- Working with "ref"s
- Controlled vs Uncontrolled Components
More info:
https://github.com/academind/react-complete-guide-code
https://www.udemy.com/course/react-the-complete-guide-incl-redux/