The OANDA Rates Android Sample Code by OANDA communicates with the API to access currency rates. Installation instructions explain how to download Eclipse, the SDK, & clone, import, and run the project.
As a concept, quantum computing is one of those topics that generates far more debate than actual usage. Not only are there quarrels about the applicability of different types of approaches to quantum computing; there’s still a fair amount of debate over whether quantum computing applications will prove to be all that much faster than conventional computing applications.
The travel site Orbitz has partnered with Google to show a virtual walking tour of the neighborhood around a hotel. You and I know it as the Street View API, part of Google Maps (our Google Maps API profile).