How to exchange data (objects) between different Android Activities?

Question

What is proper way to exchange data or objects between different Android Activities?

Welcome screen <-> Main Screen <-> Startup routines <-> Processing data <

Answer 1

Do what google commands you to do here: http://developer.android.com/resources/faq/framework.html#3

Choices: Primitive Data Types Non-Persistent Objects Singleton class - my favorite :D A public static field/method A HashMap of WeakReferences to Objects Persistent Objects ( Application Preferences, Files,contentProviders,SQLite DB)