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Java 2022-02-01 01:35:26
collection vs collections
Collection is an interface in Java. But Collections is a class in Java. Collection is a base interface. Collections is a utility class in Java. Collection defines methods that are used for data structures that contain the objects. Collections define the... Add solution -
Java 2021-11-09 01:29:16
functional interface java
// interface in java example interface Vehicle { public void accelerate(); } class BMW implements Vehicle { public void accelerate() { System.out.println("BMW accelerating..."); } } public class InterfaceDemo { public static... Add solution -
TypeScript 2021-09-23 05:40:03
can interface have objects in java
No, you can never instantiate an interface in java. You can, however, refer to an object that implements an interface by the type of the interface. interface Animal{ void eat(); } You cannot do this “Animal animal = new Animal();” Bcoz in ... Add solution
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