Assets:

Store and Use Files as Assets:
http://xjaphx.wordpress.com/2011/10/02/store-and-use-files-in-assets/

XML:

Example of using SAX and reading a local XML File
http://www.mysamplecode.com/2012/10/android-parse-xml-file-from-assets-or.html

IBM Working with XML and Android:
http://www.ibm.com/developerworks/opensource/library/x-android/

Android – SAX Parsing Example
http://www.technotalkative.com/android-sax-parsing-example/

Database:

SQLite DataBase Programming Example
http://www.androidhive.info/2011/11/android-sqlite-database-tutorial/

 

Make Icon Action Bars and More:
http://android-ui-utils.googlecode.com/hg/asset-studio/dist/index.html