A Happy Programmer

 https://cssanimation.rocks/transition-vs-animation/

 https://www.smashingmagazine.com/2020/07/react-apps-testing-library/ https://www.robinwieruch.de/react-testing-library --------- https://www.robertcooper.me/testing-redux-apps https://www.robertcooper.me/testing-stateful-react-function-components-with-react-testing-library -------- https://kentcdodds.com/blog/fix-the-not-wrapped-in-act-warning https://kentcdodds.com/blog/stop-mocking-fetch