First, new Android project: File-->new-->other
2. Fill in the form that appears:
Application name: The names of the applications that are displayed to the user. In this project, use the "My first App"
Project name: The item directory, and the name that is visible in eclipse.
Package Name: namespace for application packages (follow the same rules in Java). The name of the package must be unique, and it is recommended to use the name that begins with the organization's reverse domain name. In this project, you can use the
"Com.example.myfirstapp".
Minimum Required SDK: The minimum version of the Android SDK supported by the application. To support as many devices as possible, you should set the minimum version that can provide your application with its core set of features. If you have features that are only supported under the new version and do not conflict with the core features, you can only provide them in the new version.
Target SDK: Represents the highest version you have tested, with the new version of Android?? OID, you should test the application in the new version and update it to conform to the latest APIs and take advantage of the new platform features.
Compile with: Represents the platform version of the application at compile time. By default, the SDK is set to the latest version.
Theme: Specifies the Android UI style that applies to the application. You can ignore it first.
From for notes (Wiz)
Android development Environment Build (ii) first Android program