Learn to read an unique device ID from your Android phone or tablet. Use the ID to generate software security keys or for cryptography applications.
Get started with Android Java development – a tutorial with detailed steps and lots of pictures to help you make your first android application. Use Eclipse and the Android SDK.
An useful post on how to use gcc and the android toolchain to produce native C applications for the google android.
– how to connect the Android to your Windows PC
– how to take screen captures from your Android
– how to install new software on your mobile device