Outreachy: Day 10

Lots of flow and trying to figure out how to write a libdef file to contribute to the flow-typed project on github

Type reference documentation and react children documentation

Advanced CSS properties like overflow and text-overflow (elipsis), as well as user-select

How to enable React Dev tools on localhost (on Chrome). 

MouseEvent API on MDN.

Figuring out react-testing-library, some examples here, this video helped.