Just a note on eclipse. if you install android OS; to do updates with the android sdk manager it needs to be root.
you can create an application to do so. Menu > Preferences > Main Menu (Edit Menus) > System Tools >
New Item > Type: Application in Terminal (so you can enter your password) > Name: Android SDK Manager Updater > Command: sudo /opt/android-sdk-linux/tools/android update sdk
Now you have a new entry in the Menu under System tools. That is of course if it installed in the /opt folder or it could be in /usr/local/eclipse or /usr/bin/
I installed eclipse by following these instructions: