This week's book giveaway is in the General Computing forum. We're giving away four copies of Arduino in Action and have Martin Evans, Joshua Noble, and Jordan Hochenbaum on-line! See this thread for details.
suppose I have one abstract class.it contains all methods as abstract.and I have one interface..by defualt interface having all
methods abstract.in this case both having same behaviour.then why we chosse either interface or abstract class.