Useful Links

http://developer.android.com/guide/faq/commontasks.html - A nice roundup of common tasks and how to do them

http://www.vogella.com/tutorials.html - A decent batch of tutorials for various things

http://software.intel.com/en-us/articles/intel-hardware-accelerated-execution-manager - Intel Hardware Accelerated eXecution (HAX) manager. Use this plus the "Intel-Atom" processor for the Android VM for better performance.

http://www.vogella.com/articles/AndroidListView/article.html - A nice tutorial for ListViews (used as the primary source for developing the FootnotesView with an ArrayAdapter)