Contact me at : hello[at]gauravjassal[dot]com
Name : Gaurav Jassal
Email : hello[at]gauravjassal[dot]com
This extension notifies you with latest London underground tube updates. You can click on the browser button and check the status of any tube line.By default the extension updates the status in every 5 mins.
In the second example I am going to use Standard PHP Library (SPL) to notify all attendees about the party location change. SPL has 2 interfaces and a Class for Observer.
The Observer pattern defines a mechanism by which components can opt-in to receive messages when a target object changes its state. Its works similar to Listening to a Change event for a object or Trigger in a database
© 2008
Gaurav Jassal
