title: How to swap two LinearLayout
body: <p>I have a parent Linear Layout inside which there are two Linear Layout and a button.Each Linear Layout inside the parent Linear layout has two items in it. Items include a edit text and a spinner.what I want is to swap this two LinearLayout when i click the button.So my question is How do i do that programatically?. I am new to Android development so please help me to solve this.</p>