title: Android: ListPreference setDefaultValue()
body: <p>Why its not work in Code ? in XML its ok, but not in Code.</p>
  
  <pre><code>String [] testValues = {"a" , "b", "c"};
  ListPreference test = (ListPreference)findPreference(KEY);
  test.setEntries(testValues);
  test.setEntryValues(testValues);
  test.setDefaultValue(testValue[0]);
  </code></pre>