Today I have come across a video of Oracle Cloud webservices , I found it very simple and interesting
<iframe width="640" height="360" src="//www.youtube.com/embed/G7IzAxmM1-E?feature=player_embedded" frameborder="0" allowfullscreen></iframe> .
<iframe width="640" height="360" src="//www.youtube.com/embed/G7IzAxmM1-E?feature=player_embedded" frameborder="0" allowfullscreen></iframe> .