title: How to send a message on specific date through GCM push notification?
body: <p>I am new to android development and now i am working on GCM push notification. I have implemented the GCM notification successfully. Now, i want to know how to implement this functionality that sender send a message but it should be received by receiver after some days. </p>
  
  <p>--> For example second user's birthday is on 15 August and first user send message on 2nd August but it should be received on his/her birthday on 15th August on receiver's account. Is there any techniques to do this? Any help will be appreciated.</p>