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Author Archives: Francesco Azzola

He's a senior software engineer with more than 15 yrs old experience in JEE architecture. He's SCEA certified (Sun Certified Enterprise Architect), SCWCD, SCJP. He is an android enthusiast and he has worked for long time in the mobile development field.

Android: Build real weather app: JSON, HTTP and Openweathermap

In this post I want to describe how to create a weather app that gives current weather information. This app will use JSON, HTTP connection and AsyncTask to get this information.. As weather provider I will use OpenWeatherMap a free weather service that provides some interesting API really easy to use.I will guide you through the steps necessary to build ...

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Android Fragment transaction: FragmentManager and Backstack

Fragments are useful when we want to support multiple screen size. To manage fragments we need a FragmentManager that help us to handle trasaction between fragments. With transaction we mean a sequence of steps to add, replace or remove fragments. In the last post we showed how to support multiple screen size and orientation using fragments. Now we want to go a ...

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Android ListView context menu: ActionMode.CallBack

In this post we want to analyze the context menu (contextual action bar). This is a menu that is related to a specific item. The contextual menu can be applied to almost all views but it is usually used with ListView. We talk a lot about List view, because it is one of the most important component. We can distinguish ...

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