attach an apk file to email on android
<p>Here is my code but I want to pick multiple contacts, so what do I need?</p>

<pre><code> public void selectContacts(View v) {
     Intent contactPickerIntent = new Intent(Intent.ACTION_PICK, Contacts.CONTENT_URI);
     startActivityForResult(contactPickerIntent, CONTACT_PICKER_RESULT);
 }
</code></pre>
