Android developer tutorial links

Just wanted to collect the links which I used in one place

1. Android ecosystem basics
1. Installation - http://android.konreu.com/developer-how-to/install-android-sdk-eclipse-and-emulator-avds/
2. Basic tasks
1. http://www.damonkohler.com/2009/02/android-recipes.html
2. http://android-codes-examples.blogspot.com/2011/03/make-phone-call-using-android-code-in.html
3. Other Android cheat sheets
1. http://undefinedvalue.com/2012/02/23/my-android-development-cheatsheet
4. http://www.google.com/events/io/2010/sessions.html
5. http://www.javacodegeeks.com/2010/10/android-full-application-tutorial.html