Android is an exciting platform to develop for, but it does have one major limitation: you can only display a single Activity onscreen at any one time (true, the upcoming Multi-Window mode does seem ...

Fragments are a powerful feature of good Android UI that allow you to approach app design in a modular manner. These are distinct views that can contain entire layouts and that come with their own ...

In a nutshell, an Activity can be thought of as a “screen-full” of content on your phone or tablet – a page, as it were, of a particular application. Think of an email application, for example, that ...