How to pass a data from one Activity to another in Android In Android user interface is displayed through an activity. Activity is used to represent the data to user and allows user interaction. In an android application, we can have multiple activities and that can interact with each other. During activity interaction we might required to pass data from one activity to other. This tutorial I will explain more about, how to send data while switching between one Activity to another.
When you’re creating complex layouts, you may find yourself adding a lot of ViewGroup’s and Views. But, making your view hierarchy tree taller will also result in slowness in your application. Creating optimized layouts is fundamental to building an application that runs fast and is responsive to the user.
This tutorial will be demonstrate on how to build simple and customization of ListView for android. This article is to understand what is list, adapters, simple list and customizing list view in android.