Pedantic questions

Pedantic answers

• What is a good design pattern for using an abstract superclass?
• Is it possible to write a plain old java program that runs on android?
• IP fallback in android
• Is there a way to programmatically locate all Windows within a given application?
• Show java errors in console in Eclipse
• Convert an XML file to CSV file using java
• Run shell commands from android program
• How to change an Android application to paid after setting the Google Merchant account?
• How to detect keyboard close event in android device with javascript
• What are good conventions for Google Analytics on Android?