In this interactive series we're going to explain and demystify Angular Core Concepts through practical live-coding and deep dive into understanding theory. In this session we'll talk about RxJS and HttpClient: - Data Fetching with Promises - Introducing Observable pattern - Reactive Extensions for JavaScript - Data Fetching with HttpClient - Mocking the REST API - Data and Business services - Introducing and using basic RxJS operators We will pick and answer attendees' questions on the fly. Everything in Darija 🇲🇦 Presented by; - Chihab Otmani https://twitter.com/chihabotmani - Ilyas Elfouih https://twitter.com/elfouih