title: mediaplayer failing on R.raw - Android
body: <p>Importing <code>import android.media.MediaPlayer</code>, I am told <code>raw cannot be resolved</code> in </p>
  
  <pre><code> private void playSound(){
          MediaPlayer mp = MediaPlayer.create(this, R.raw.Jam);
  ...
  </code></pre>
  
  <p>I am really new to <code>Android</code>, what is <code>raw</code> for ? and how can I fix this problem ? </p>