Full Stack Web Development

T05 What Happened to My Promises? A Primer on RxJS


9:30am - 10:45am

Level: Introductory

Laurie Barth

Staff Software Engineer


If you're familiar with AngularJS you may be used to interacting with your Http requests via promises. Well, no more. With angular.io promises have given way to observables. Specifically, angular's implementation is built on top of RxJS. So let's learn about this reactive programming library, what it is, and how we can use it in our applications. And be prepared, we can do a lot more than .then now!

You will learn:

  • What is RxJS - introduction and overview
  • How observables differ from promises
  • How can I consume my observables? Focus on operators