Sams Teach Yourself Android™ Application Development in 24 Hours

Hour 15. Adding Network Support

What You’ll Learn in This Hour

• Designing network applications

• Running tasks asynchronously

• Working with progress bars

• Downloading data from an application server

In the next two hours, you enable the Been There, Done That! application to handle two-way network communication. In this hour, you concentrate your attention on downloading data from the Internet. Specifically, you modify the application to retrieve batches of quiz questions and live score data from a remote application server.

Designing Network Applications

Although mobile devices have come a long way in terms of computing speed and data storage, servers can still provide valuable processing power for backing up data or for providing ease ...