title: How to set Imageview height and width in activity android
body: <p>Hi I wanted to change height and width property of image view inside my activity 
  I tried it in following way but its not working for me ...</p>
  
  <pre><code>View card_view = getLayoutInflater().inflate(R.layout.card_details1,null);
  coupon_img = (ImageView) card_view.findViewById(R.id.coupon_image);
  // I tried this ////////
  coupon_img.getLayoutParams().height = 20;
  coupon_img.getLayoutParams().width = 20;
  // I also tried this ////
  LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(100, 100);
      coupon_img.setLayoutParams(layoutParams);
  // also this one ////
  coupon_img.setMaxHeight(10);
  </code></pre>
  
  <p>But I am not able to change height and width of imageview src. Is there any mistake I am doing?
  How to do this?
  Need help...
  Thank you...</p>