If Noise is an interface and Animal is a class that implements it, what is the meaning of Noise n = new Animal()?
855
What does it mean to "program to an interface"?
57017
Determining the extended interfaces of a Class
112492
Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?
73000
what is the actual use of interface in java?
9714
Why does `instanceof` error rather than return `false` when used for 2 incompatible classes?
79127
How does "if(new Integer(1) == new Integer(1))" work in Java?
21392
What is the difference between a class and a set?
150870
Java - Method name collision in interface implementation
31188
In Java when one interface extends another, why would one redeclare a method in a subinterface?
80591
Difference between type(obj) and obj.__class__
77918
What is returned from a constructor?
72817
What do the "+n" values mean at the end of a method name in a stack trace?
157783
new keyword in method signature
72725
What's the difference between \newcommand and \newcommand*?
96666
Does JavaScript have the interface type (such as Java's 'interface')?
81041
Why an abstract class implementing an interface can miss the declaration/implementation of one of the interface's methods?
151442
What does the text inside parentheses in @interface and @implementation directives mean?