Activity

An activity is the single,focused screen in android with user interface. We can place our UI with setContentView(View). which is XML file located in res/layout Folder.  Activities in the system are managed as an activity stack. When a new activity is started, it is placed on the top of the stack and becomes the running …

Java Coding Convention

Coding Standards for Components: It is recommended to write components name by its purpose. This approach improves the readability and maintainability of code. Coding Standards for Classes: Usually class name should be noun starting with uppercase letter. If it contains multiple word than every inner word should start with uppercase. Eg: String, StringBuffer, Dog Coding …