In this post, you will learn how to use Android Studio to view and open the files that make up your projects. In doing so, you’ll gain a better understanding of how an Android app is structured.

This post explains the Android app lifecycle — showing how an activity will progress through multiple stages as it is open, sent to the background, and then brought to the foreground again.

How to Start New Activity With Parameters on an Android. Each screen in an Android application is represented within the code as an activity.