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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 common sensors are:GPS Proximity sensor Light s ...
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Detecting Television Feature on Android

I wrote up a post on google plus, that may be interested to a wider audience.  If you are an android app developer and want your app to work well on a Television or set top box, you need know if you need to handle focus specially ...
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Android ListView with Adapter Example

How android ListView with adapter works is not so clear to me until I read this awesome examples and article of Lucas Rocha: Performance Tips for Android’s ListView. Today I’m going to show you the code I use whenever I wa ...
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Bluetooth Data Transfer with Android

To develop an Android application making use of data transfers via Bluetooth (BT), one would logically start at the Android Developer’s Bluetooth page, where all the required steps are described in details: device discovery, pai ...
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Android Expandable/Collapsible Views

Android Expandable/Collapsible Views Expandable/Collapsible Views (text, images, etc.) in Android are useful when we want to display all the available options on one screen, without the user having to scroll all the way to find t ...
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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 to create our app. As example we will create a we ...
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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 in the image. To do it we simply use the ...
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Android Compass Code Example

Today I’m going to share a working code to make a very simple compass application for your android device.   Some android device (like Huawei Y300 and Lenovo P700i) does not have full support of motions sensors so this ...
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Google Cloud Messaging: Collapsible Messages

In a previous article, we looked at how to set up Google Cloud Messaging (GCM) in Android applications. We learned that GCM is a free service that allows us to push messages from the cloud to a number of mobile recipients running ...
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Android Geofencing with Google Maps

A geofence is a virtual perimeter of interest that can be set up to fire notifications when it is entered or exited, or both. For example, a geofencing app can alert us that our kid has left a previously specified area, or send us ...
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