In part 2 of the series, we organized the server-side of our vcard demo application. Today, we will be dealing with the client side: We will be progressively enhancing our initial application to get vcard data without refreshing the page; We will be strictly diving our application into four tiers; …

Overview In the former post of our series, we started to refactor a simple vcard application, which initially was a total mess. In the first part, we defined a skeleton folder structure for our application; and we laid out the foundations of the BPC architecture. Where; Behavior/business logic (B) would …