In this 50 minute tutorial Marko will dissect an Android application in-order to provide you with a detailed look at all of the pieces that make up the Android APK.
By the end of this tutorial, you will be familiar with all of the important components in the Android APK, as well as becoming more familiar with developing for Android in an Eclipse-based environment.
Marko also touches on:
Using Eclipse to edit Android XML files
R.java: what it is and what it does
Creating an Android Virtual Device (avd) with Eclipse