Description:

First we download and install the Android SDK and learning how to create a project in Eclipse. First open the Android folder, select Android Application Project, and click Next. You will see the following

• Application Name
• Project Name
• Package Name
• Minimum Required SDK is the lowest version of Android that your app supports,
• Target SDK indicates the highest version of Android (also using the API level) with which you have tested with your application.
• Compile With is the platform version against which you will compile your app.
• Theme specifies the Android UI style to apply for your app.

Then you create an emulator to run your app to do so you do the following

1. Launch the Android Virtual Device Manager:In the Android Virtual Device Manager panel, click New.
   1. In Eclipse, click Android Virtual Device Manager.
3. Fill in the details for the AVD. Give it a name, a platform target, an SD card size.
4. Click Create AVD.
5. Select the new AVD from the Android Virtual Device Manager and click Start.
6. After the emulator boots up, unlock the emulator screen.

To run the app from Eclipse:

1. Open one of your project’s files and click Run
2. In the Run as window that appears, select Android Application and click OK.