title: Creating a directory in Internal memory (Root Folder)
body: <p>I am trying to create a Directory in the internal memory of the device... </p>
  
  <p>I have done like this ...</p>
  
  <pre><code>File testDir = new File(Environment.getRootDirectory(),"Sample");
      testDir.mkdir();
  </code></pre>
  
  <p>But i cant see a folder created in the file explorer of DDMS when i run it in the emulator. I have also added </p>
  
  <pre><code>  &lt;uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/&gt; 
  </code></pre>
  
  <p>to the manifest file. Is anything else to be added... Is this the right way? If no plz suggest me the correct procedure.</p>