Install Android SDK in Ubuntu
This is a walk through on how to install Android SDK (Development environment ) in Ubuntu
Eclipse download
http://www.eclipse.org/downloads/download.php?file=/eclipse/downloads/drops/R-3.7.1-201109091335/eclipse-SDK-3.7.1-linux-gtk.tar.gz
Android SDK
http://developer.android.com/sdk/index.html
Downloading the ADT Plugin
http://developer.android.com/sdk/eclipse-adt.html#installing