Introducing Android 1.5 NDK, Release 1

Many of you have been asking for the ability to call into native code from your Android applications. I'm glad to announce that developers can now download the Android Native Development Kit from the Android developer site.As you know, Android applications run in the Dalvik virtual machine. The NDK allows developers to implement parts of these applications using native-code languages such as C and C++. This can provide benefits to certain kinds...

Activities and Tasks Design Guidelines

For our third post in the series of Android UI, we're releasing Activity and Task Design Guidelines. This section of our guidelines aims to help you understand basic concepts of activities and tasks, how they work, and how to enrich the user experience you are creating.We've packed a lot into this section, which is targeted at designers and developers. You'll see examples that will illustrate how...