Retrofit is a type-safe HTTP client for Android that lets you connect to a web Application Programming Interface (API). You might use Retrofit to connect with the Twitter API so you can display ...

So, all you really need to know is that you need the Android SDK. Getting set up with the SDK should be the first Android development tutorial you go through (note that you’ll also need the Java ...

We will pick Android 1.5 from the list because if you decide to market an application you can reach more people and for the API’s we will use we don’t need 2.1 or 2.2.

Android has long offered an Activity Recognition API that processes device sensor data with machine learning models in a battery-efficient manner. Google is now offering an Android Sleep API to ...