About Francesco Azzola

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

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Android Service Tutorial

In this post, we want to talk about Android Service. This is a key component in developing Android app. Differently from Activity, Service in Android runs in background, they don’t ...
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Android Volley dynamic ListView: AsyncTask comparison

In this post, I will describe first how to use Volley to populate dynamically a ListView, and then compare it against AsycnTask. In this post, we will invoke a remote service to get ...
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Android Volley Tutorial: Post and download image

In this post, I want to describe how to use a very powerful and easy to use library for Android. This library is called Volley and it can be used to handle networking connection. In ...
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Android JSON Tutorial: Create and Parse JSON data

This tutorial describes how to use JSON with Android. JSON stands for (Java Script Object Notation). It is a simple and light-weight data interchange format that can be easily read ...
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Android SlidingPaneLayout: Tutorial

In this post, we want to show how to use SlidingPaneLayout. This is an interesting component that can be used when we want to have a multi-pane horizontal layout. This component is ...
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Android ListView: Endless adapter

This post explains how to create an endless adapter for a ListView. An endless adapter is an adapter that loads more data when user reaches the ListView end. This kind of adapter is ...
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Android Sensor Tutorial: Barometer Sensor

One of the most interesting topics in my opinion is how to use Sensor in Android. Nowadays our smartphone are full of sensors and we can use it to control somehow our app. The most ...
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Android app development:weather app with forecast

This tutorial will describe how to develop an android application. In this tutorial we will explore what we need to create an android application and what are the bricks we can use ...
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Android Detect Face

In this post I want to describe how to detect faces in an image using Android. I will use the camera to get the picture and then the app will draws some rectangle around the faces detected ...
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Android HTTP Client : Network error and ConnectivityManager

In this post I will show how to handle connection errors or the situation when the connection changes (i.e from UMTS to WI-FI). In all these cases we have to gracefully handle these ...
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