title: Android/Java: Rounding up a number to get no decimal
body: <p>How to round up a decimal number to a whole number.</p>
  <blockquote>
  <p>3.50 =&gt; 4</p>
  <p>4.5 =&gt; 5</p>
  <p>3.4 =&gt; 3</p>
  </blockquote>
  <p>How do you do this in Java? Thanks!</p>