How to Get User Input in Java
In programming languages, taking the user’s input is an essential task. In Java, multiple predefined classes are used to…
Java
How to round of Numbers in Java
Java provides a built-in class known as Math class which belongs to the java.lang package. The java.lang.Math class provides…
How to convert string to int in Java
Converting one data type to other data types is a common task in the prommer’s life. If we talk…
How to Install JAVA on Ubuntu 22.04
Java is the most popular object-oriented, robust, platform-independent programming language. A large number of applications developed on Java required…
How to Sort an Array in Java
In programming languages, sorting plays a very significant role as it reduces the complexities. In Java, the term sorting…
How to add two numbers using parameterized constructor in java
Object-oriented programming offers java constructors that are used to initialize/allocate the memory to the newly created object. In java,…
Java HashMap – How to Get Value from Key
Write a Java program to get value from the hashmap corresponding to a key. The HashMap class is available…
Java HashMap – How to Get Key from Value
Write a Java program to get keys from the hashmap using the value. The HashMap class is available under…
5 Methods to Print an Array in Java
An array is a data structure to store multiple elements of similar data types. Similar to other programming languages…
Encapsulation in Java | Explained
Encapsulation is one of the most significant concepts of object-oriented programming that provides security by hiding the sensitive data/implementation…
Constructor in Java | Explained
Object-oriented programming provides a concept of constructors that allows us to initialize the newly created objects. A constructor is…
Classes and Objects in Java | Explained
Object-oriented programming has four primary/fundamental concepts i.e. inheritance, encapsulation, abstraction, and polymorphism, and all these concepts revolve around the…
Class Methods in Java | Explained
In Java, a method is nothing but a block of code/statement that is declared within the class and can…
Abstraction in Java | Explained
Data Abstraction is one of the most important concepts of OOP that shows only essential details to the user…
Inheritance in Java | Explained
Object-oriented Java programming provides a concept of inheritance that makes it possible for a class to inherit the class…
Switch statement in Java | Explained
Switch statement is a decision-driven statement that is used to test a variable/expression against a list of values. These…