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Different Ways to Set Java Classpath Environment Variables in Windows

What is java classpath? We will discuss the different ways to set Java classpath environment variables in windows operating system What is Java classpath? The classpath is a purely Java-related environment variable. If our Java application is using third party APIs or user-defined APIs (other than JDK APIs) then those API related directories or jar […]

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Different ways to set the Java path

To make the binary files of certain locations executable from any location of the computer without copying them physically to other locations, we must add the original location of those files to the path variable. Similarly, to use the java tools we need to set the java path. The path variable is a mediator between

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Switching Between Multiple JDKs in Ubuntu

Switching Between Multiple JDKs in Ubuntu | You may work with multiple versions of JDK in your Ubuntu operating system. For switching between multiple JDKs in Ubuntu, you need to configure the java alternatives. Here we will see how to switch between multiple versions of the “java” and “javac” tools. Switching Between Multiple Versions of

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Java Inline Thread Creation

Java Inline Thread Creation | In Java, a thread that is created with an anonymous inner class or by using lambda expression is called an inline thread. Anonymous thread object means a thread that is created without extending from Thread class or implementing from Thread class or implementing from the Runnable interface explicitly is called

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Develop Java Program Without Using User-defined Class

Can we develop a Java program without using a user-defined class? We can’t develop a Java program without class, but we can develop a Java program without using a user-defined class. To run a program there are many core classes are work internally. Every Java program internally uses many pre-defined classes. So, we can’t develop

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Read and Display .class File Version

In this post, we will see how to read and display the .class file version? How we can find out a Java class file’s compiler version? Different tool to read and display Java .class versions? Check which JDK version compiled the class? After compilation of a .java file, compiler generates .class file. Every .class file

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Addition Program in Java

Addition Program in Java | An Addition program in Java is the basic program, which is used to introduce to beginners. The Addition program in Java simply adds two numbers and displays them to the output screen. Addition of Two Numbers in Java without using Scanner It is a simple Java addition program that adds

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Check Krishnamurthy Number in Java

In this post, we will write a Java program to check whether the given number is Krishnamurthy Number or not? We will also develop a Java program to display all the Krishnamurthy numbers which exist in the given range/interval. What is a Krishnamurthy Number? If the sum of the factorial of all digits of a

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Arithmetic Operators in Java

Arithmetic operators in Java are used to perform mathematical operations. The arithmetic operators in Java can operate on any built-in data type. Syntax:- operand1 operator operand2 Operator Meaning + Addition – Subtraction * Multiplication / Division % Modulus The unary minus operator has the effect of multiplying its operand by -1. Example:- 8*(-1) = (-8)

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