Polymorphic Associations allow you to create a single model and let it “belong to” multiple models. Allow me to explain how they work. I wanted to have a single Photo model, which can be used for thumbnails, employees, product, etc. for the practice management app…

In my last post, I showed how to implement an Android Account Manager, which utilizes the internal Android’s system for managing user accounts. Once you’ve implemented that, you are ready to take your app to the next level with Android Sync Adapter (SyncAdapter). What is…