TL;DR: In this article, you will learn about what's new in Ionic 4, changes in the existing features, how to migrate your Ionic 3 app to the Ionic 4 app, and about using Ionic with Stencil and Capacitor. Finally, you will create a simple application using Ionic 4 to see the new version of this framework in action. If you need, you can check the final code of the app that you will create on this GitHub repository.
TL;DR: In this article, you will learn how to develop a mobile audio player app using Ionic framework and Angular. You will handle audio operations using RxJS and Observables, and you will also explore how you can manage application's state with NgRx. To secure your application, you will use Auth0. If needed, you can find the final code on this GitHub repository.