title: How to set App Theme programatically in Android?
body: <p>Now I am going on with app theme transparency that is i have one class.</p>
  
  <p>I have two button options if user click one button it should load app theme and for other one transparency should load.</p>
  
  <p>So i decided to show transparency theme progrmatically for that set parent layout id in class and tried to set the theme there but i can't able to set.</p>
  
  <p>Reffered many set but no use if some have idea about this please help me friends.</p>