Android Tutorial

Android applications can be executing or debugging in either virtual device or real device. But it can be executed or debugged in only one device at the same time. This article will show you how to do that.

Before debugging and testing the android application, you should create an android virtual device ( AVD ) to start a simulator. You can specify special configurations for your AVD, and then start it for debugging and executing applications.

In android development, the java class is commonly used to implement business logic processes such as database access, send emails, send short messages etc. We always use one java class to encapsulate some related functions.

This article will show you how to Open, Close, or Save android studio projects. It will also show you how to browse the project folder or file’s physical hard disk directory in android studio.

This article will show you how to create a new android studio project. You should read the article Setup Android App Development Environment first to learn how to install android studio on your computer if you do not know.