title: How to make TextView's background to be transparent?
body: <p>There is a tablelayout having four tablerows, the first tablerow contains a TextView :</p>
  
  <p><img src="https://i.stack.imgur.com/bARzE.png" alt="enter image description here"></p>
  
  <p>As you can see the background of the TextView having the text "Vidy" is seen ! So how to make it transparent ? I tried to add android:alpha="0" to the attribute of the TextView but at runtime the text is not seen !</p>