Lambda expressions basically express instances of functional interfaces (An interface with single abstract method is called functional interface. An example is java.lang.Runnable). lambda expressions implement… Read More »
Like a class, an interface can have methods and variables, but the methods declared in interface are by default abstract (only method signature, no body).… Read More »
We can declare interfaces as member of a class or another interface. Such an interface is called as member interface or nested interface. Interface in… Read More »
In Java, all methods in an interface are public even if we do not specify public with method names. Also, data fields are public static… Read More »
