Programming Tutorial

Introduction to Java + Installing Java JDK and IntelliJ IDEA for Java #1   Introduction to Java + Installing Java JDK and IntelliJ IDEA for Java Java is one of the most popular programming languages because it is used in various tech fields like app development, web development, client-server applications, etc. Java is an object-oriented programming language developed by Sun Microsystems of the USA in 1991. It was originally called Oak by James Goslin. He was one of the inventors of Java. Java = Purely Object-Oriented. How Java Works? The source code in Java is first compiled into the bytecode. Then the Java Virtual Machine(JVM) compiles the bytecode to the machine code. Java Installation: Step 1:  Downloading JDK  JDK stands for Java Development Kit. It contains Java Virtual Machine(JVM) and Java Runtime Environment(JRE). JDK –  Java Development Kit = Collection of tools used for developing and running java programs. JRE –  Java Runtime Environment = Helps in executing programs develo