Java

We are writing code not only for the computers but also for the other programmers who will later work on these codes. Assume we have written the unreadable code and after a few days or months, we want to modify some part of the code. In that case, we forget what we had done at […]

How to Encourage Your Children to Learn Modern Technologies (Artificial Intelligence, Big Data, Machine Learning) | The growth and advancement of modern technologies are driving the world that we now live in, and it continues to grow at an even faster rate every day. New technologies and innovations are being introduced regularly with these advancements.

Java TreeSet & Comparator MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Java TreeSet & Comparator MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) Find the output of

Java TreeSet MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Java TreeSet MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) In TreeSet the underlying data structure is? a)

Java Enumeration Iterator & ListIterator MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Enumeration, Iterator, & ListIterator MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) Using Enumeration(I) we

Java Vector and Stack MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Java Vector and Stack MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) Methods of vector class

Equal operator in Java with Examples | In Java equal operator is used to compare two primitives based on their value and two objects based on their references. After comparison, it gives a boolean result either true/false. It is widely used in conditional statements. Syntax:- LHS value == RHS value Important points on Java Equal

The toString() method of the Object class in Java is used to retrieve object information in string form. Also see:- Object Class Quiz Q1) What is the return type of the toString() method in java.lang.Object class? a) Objectb) Stringc) voidd) Integer View Answer Answer:- b) String The prototype of java.lang.Object.toString() method is:- public String toString()

System.identityHashCode() in Java | For every object in Java, JVM generates a unique integer value which is called hashcode. This hashcode is the integer representation of reference. Hashcode is a 32-bit unique integer number and is used to differentiate one object from another object and also used for differentiating one group of objects from other