The Esri ArcGIS Runtime Android Java Sample Code by Esri provides demonstrations for deploying the ArcGIS Runtime SDK in Android applications. Its deployment requires Android studio and the onward of JDK 7. The sample code communicates with Esri arcGIS APIs. Its Gradle-based Android platform allows developers to clone directly and import applications in Android studio.
Do you know what's relevant to your customer? Having 100 customers means you know there are 100 different answers. Futurelytics, whose mission is, "Let's make Data Science available to everyone," has released an API that aims at making sure each of your offerings is of maximum relevance to each customer. The RESTful Futurelytics API brings these predictive analytic features to your applications through JSON responses.
According to a BBC report, UK's Royal Mail will make its postal code database available to the public in April of next year. This follows a rogue API that provided the data, but was mum about where it came from. That site, ErnestMarples.com was named after a former postmaster general.