SIMPLE UI5 AND FIORI ARTICLE

The best Way to start Studying UI5 would be to stick to beneath video series on Anubhav Trainings. You sometimes get started with HTML5, CSS, JS, and jQuery and then shift to SAP UI5 Framework and Fiori Enhancement with MVC. In the final section study OData Expert services to the Gateway server. All this with no copy-paste of code with line by line