Math App – Android Application

Android
Let us create an application to perform mathematical operations using android application. For this purpose we have to do following task: Create GUI components with TextView, EditText, and Button, and Write JAVA code for performing mathematical tasks. In this application we will have functionality for addition, subtraction, division, multiplication, and modulus. To program these functionality XML parsing and Event Handling are used. A little knowledge of JAVA or any OOP language may prove helpful. (more…)
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Create Activity – Android

Android
Once you completed the installation of eclipse, integrated it with required plugins and have your AVD or physical device ready for development then you can start developing your application. Here, we are going to create an activity for our first application. You can find the source code at the end of this post. (more…)
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Directory Structure – Android Project

Android
When you create any android project using eclipse, a directory structure is followed. At root the project name is present, and all the files and directories are listed under it. The description of the directories are: src: It contains the packages and the java files under the packages. gen: It is generated automatically. It contains the reference of the GUI components used in XML and other resources. (more…)
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Create Android Application Project

Android
Creating Android Application Project for beginners is a hectic task. The reason is beginners don't understand the jargon used in the wizard for project creation. If you are opening eclipse for the first time then it will ask to setup a workspace for storing all the project. Browse the location or use the default its up to you. So, here is the process to create an Android Application Project. (more…)
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What is Android?

Android
Following its official release on September 23, 2008, Android has received tremendous response from the users worldwide. It started as a smartphone OS, then moved into tablets, phablets. And now, it is incorporated in wearables (Android Glass, watch), automobile, and television. As a common technical user, it is a common question to ask, "What is Android?". (more…)
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Eclipse – For Android App Development

Android
UPDATE: As per official documentation from Android, support for ADT and Eclipse plugin for Android has been stopped. If you are still using Eclipse, we would suggest you to upgrade to Android Studio as soon as possible. Here is the link to help you understand Android studio better. (more…)
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Create Android Virtual Device

Android
In order to create Android Virtual Device (AVD), you have to open or create an Android application project. After project is initialised and ready to work on, open AVD via any of the available methods. Steps to create AVD Step 1 Open AVD manager To open AVD manager, you can follow any of the following steps: From menu: From toolbar: Step 2 Click on Create Virtual Device.. Step 3 In Select Hardware screen, select the type of AVD you need to create. Available options are TV, Wear, Phone and Tablet. Step 4 After selecting the type of AVD, select an available device from the menu. Step 5 Once you are sure about the device image type, click next. Step 6 In System Image screen, select from available image type. NOTE:…
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Use Android Device as Emulator

Android
Emulator is provided to test the android application before running it on actual android device. But, reasons for using an android device for testing in lieu of emulator: No body is going to run your application on emulator, To see what your application is going to look on real device, For debugging in real environment, To check how your application is going to take care of itself in different devices with distinct hardwares, How different screens are going to reach to the layout(s) of your application Whatever be the reason for you to choose your physical android device to use as emulator, the steps to achieve it are as : (more…)
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