title: Setting the Alarm at specific time of the day
body: <p>I'am trying to set my alarm at certain time of the day e.g: 20:15
  and this is the code that i'm working with but it doesn't go off at 20:15</p>
  
  <pre><code>        Intent intent = new Intent(AlarmActivity.this, MyBroadcastReceiver.class);
          intent.putExtra("Hekma", "One better than none");
          PendingIntent pintent = PendingIntent.getService(AlarmActivity.this, 0,intent, 0);
          AlarmManager alarm = (AlarmManager)getSystemService(ALARM_SERVICE);
          Calendar cal = Calendar.getInstance();
  
  
  
          cal.set(Calendar.HOUR_OF_DAY, 20);
          cal.set(Calendar.MINUTE, 15);
          cal.set(Calendar.SECOND, 0);
          cal.set(Calendar.MILLISECOND, 0);
          alarm.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), pintent);
  </code></pre>