It is an empty interface (no field or methods). Examples of marker interface are Serializable, Clonnable and Remote interface....
It is an empty interface (no field or methods). Examples of marker interface are Serializable, Clonnable and Remote interface....
A functional interface is an interface that contains only one abstract method. They can have only one functionality to...
A functional interface is an interface that contains only one abstract method. They can have only one functionality to...
It is an inner class without a name and for which only a single object is created. An anonymous...
It is an inner class without a name and for which only a single object is created. An anonymous...
Local Inner Classes are the inner classes that are defined inside a block. Generally, this block is a method...
Local Inner Classes are the inner classes that are defined inside a block. Generally, this block is a method...
Inner class means one class which is a member of another class. There are basically four types of inner...
Inner class means one class which is a member of another class. There are basically four types of inner...
In Java, it is possible to define a class within another class, such classes are known as nested classes....
In Java, it is possible to define a class within another class, such classes are known as nested classes....
We can declare interfaces as member of a class or another interface. Such an interface is called as member...
We can declare interfaces as member of a class or another interface. Such an interface is called as member...
There is a rule that every member of interface is only and only public whether you define or not....
There is a rule that every member of interface is only and only public whether you define or not....
A comparator interface is used to order the objects of user-defined classes. A comparator object is capable of comparing...
A comparator interface is used to order the objects of user-defined classes. A comparator object is capable of comparing...
Abstraction: Hiding the internal implementation of the feature and only showing the functionality to the users. i.e. what it...
Abstraction: Hiding the internal implementation of the feature and only showing the functionality to the users. i.e. what it...