title: Cron Expression to execute cron triggers on every week at 3 pm and start time from 5th April 2012
body: <p>I am in need to create a cron triggers expression which should fire on every week at 3 pm and start time from 5th April 2012.</p>
  
  <p>Please note i am using CronTriggerImpl</p>
  
  <p>Thanks in advance.</p>