Brian Vaughn at React Conf 2019

Brian introduces Fast Refresh for React; a superior alternative to Hot Reloading. Fast Refresh updates your app while you make changes to the code, and it also maintains state _and_ works with hooks. He then presents the revamped React developer tools and all the cool new features they bring to the table. Finally, he demonstrates React Codemods; an automated way to update legacy React code.Show more