Some Books and related codes for android development

Hi,
I would like to share some information with all the developers.
This post may be very useful for those who just started android development.
Here by i am giving some  links which has a great amount of stuff .
The following are some links .

Android development Books
-------------------------------------
1) Book Name   :  Professional Android application development
    Author          :  Reto Meier
   About author:   Reto has been involved in Android since the initial release  in 2007. In his spare   time, he tinkers with a wide range of development platforms including WPF and Google’s plethora of developer tools.You can check out Reto’s web site, The Radioactive Yak, you can check his blog here.
you can also DOWNLOAD THIS BOOK here.

2) Book Name   :  Android Programming   with Tutorials from the anddev.org-Community.

    Author          :  Nicolas Gramlich  

    You can also DOWNLOAD THIS BOOK here. You can check latest version of this book Here..

3) Book Name   :  McGraw[1].Hill.Android.A.Programmers.Guide
     Author          :  J.F. DiMarzio
    About author: J.F. DiMarzio is a developer with over 15 years of experience in networking and application development and is the author of seven books on computing technologies. He has become a leading resource in the fields of IT consulting and development. He lives in Central Florida.

    You can also DOWNLOAD THIS BOOK here. 

4) Book Name   :  Hello  Android   (Most recommended for Very Beginners)

     Author          : Ed Burnette 

    You can also DOWNLOAD THIS BOOK here. 

5) PowerPoint Presentations By Google Developers. (Very First step for Very Beginners)

   Please download this zip file  first.Then follow for next process of learning android.

Code Tutorials :

The following links contains small programs needed for any developer which are built as ready-made projects.

You can simply download and unzip the folder and create project just by import the source .You can see the output of the sample application.

1) Code examples for the examples which are explained in the Book  "Professional Android application development  by Reto Meier".You can download by clicking HERE.

2) Code examples for the examples which are explained in the Book  "Hello  Android  by Ed Burnette   ".You can download by clicking HERE.

3) You can browse all the widgets available in android and how to use widgets ,you can learn about android UI development by downloading the CodeExampleProject here.

Reference Links :

Some Useful Links or Blogs that you can get Much more information about android development tips and tricks and you can get clarification for your doubts also by posting your question.

1. Open Hanset Alliance. Open Hanset Alliance.  

2. GoogleGroups. Android Discussion Groups.   

3. Gramlich, Nicolas. Android Development Community | AndroidTutorials.                                           which is the most viewed Tutorial/Community-Board for Google Android up to date.

4. Hobbs, Zach. Hello Android. 

5. Nguyen, Vincent. Android Community. 

6. Srinivas, Davanum. Show me the code!  , which provided some very early

sample code where many programmers found a good first source.

Some sites were more, some less promising, so sooner or later the viewers pointed their focus to the more-important sites listed above.