title: What is the difference between Acitvity_Main.xml and Fragment_main.xml files in Android Studio
body: <p>When ever i create a new project, the Fragment_main.xml file is added to my Layout folder and unlike in Eclipse it is this file that contains what is normally in the Activity_Main.xml file.Why is the Fragment_main.xml file always added to my projects in Android Studio and how is it different from the "regular" Activity_main.xml file?</p>