Ionic provide you a framework to quickly implement with your web development skills a nice native application. Although, not everything is provided in the framework and if you want to get native features working with your application you will need to add some Cordova plugins to your project.
Four FREE practical courses about modern web development that will put you on the track of the web modern development. AngularJS, Progressive Web Applications (a.k.a. PWA), Javascript with ES6 new features, Firebase and React.js. All of these cover from basic to advanced aspects of the web development, but necessary if you want to be on top.
As we can create components like controllers, factories and services with code that can be reused in many parts of an AngularJs application, you could do the same by creating directives as reusable parts of code that applies to the HTML elements.
In any application sometimes you need to share some code or common functionalities among the components of the application. One way to do it is using a services pattern. In AngularJs Applications there are three ways to create them: services and factories.
The JBCNconf is the conference about JVM languages organized in Barcelona by the Barcelona Java Users Grup (BarcelonaJUG)
Foundation for sites is a responsive framework developed by Zurb. It provides a full collection of styled components and responsive grid to build the complete layout of your site. Just follow these steps to add it to your Angular project.