iPhone TabBar Application Tutorial - UITabBar
The basic idea behind using a Tab Bar application is to let the user easily browse through the application. In iPhone programming you can see that the UITabBar actually implements a modal interface that change the UIView on tapping it.
Flex 4 Hello World
Before creating Hello World example, you need flash builder 4 installed already in your system. Open Flash Builder 4 and follow the following steps to create this example.