title: How to divided into 4 equal parts horizontal in Layout
body: <p>I have to create an app like this</p>
  
  <p><a href="http://s22.postimg.org/fhhzngr65/Untitled.png" rel="nofollow">http://s22.postimg.org/fhhzngr65/Untitled.png</a></p>
  
  <p>To create 4 equal parts vertical, I use <code>android:weightSum="100"</code>
  How to devided into 4 equal parts horizontal (I use LinearLayout and TableRow)</p>