DEV Community

Robin Son Roy
Robin Son Roy

Posted on

how javascript works

Java is a versatile, object-oriented programming language developed by Sun Microsystems in 1995. Designed with the principle of "write once, run anywhere," Java enables developers to create applications that can run on any device equipped with the Java Virtual Machine (JVM). ​
theknowledgeacademy.com

Key Features of Java:

Object-Oriented: Java's structure revolves around objects and classes, promoting modular and reusable code. ​

Platform Independence: Java code compiles into bytecode, which the JVM interprets, allowing applications to run consistently across different platforms. ​

Robust and Secure: Java emphasizes early error checking and runtime checking, reducing vulnerabilities and enhancing security. ​
theknowledgeacademy.com

Java Development Kit (JDK):

The JDK is essential for Java development, providing tools like the compiler (javac) and the runtime environment. Setting up the JDK involves configuring environment variables, such as JAVA_HOME, to ensure seamless compilation and execution of Java programs. ​
geeksforgeeks.org

Java Syntax Example:

java
Copy code
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello, World!");
}
}
This simple program outputs "Hello, World!" to the console, illustrating Java's straightforward syntax. ​

Getting Started with Java:

To begin programming in Java, install the JDK from Oracle's official website. Utilize integrated development environments (IDEs) like Eclipse or IntelliJ IDEA to streamline coding. Numerous online resources and tutorials are available to guide beginners through Java's fundamentals. ​

Java's enduring popularity stems from its versatility, robustness, and extensive community support, making it a valuable language for developers worldwide.. click here
Image descriptionl)

Top comments (2)

Collapse
 
karenpayneoregon profile image
Karen Payne

Please consider placing code into code blocks.

public class HelloWorld {
   public static void main(String[] args) {
      System.out.println("Hello, World!");
   }
}
Enter fullscreen mode Exit fullscreen mode
Collapse
 
robin_sonroy_ccee41c269f profile image
Robin Son Roy

This program defines a class named HelloWorld containing a main method, which serves as the entry point for execution. When run, it prints "Hello, World!" to the console.​
freecodecamp.org

For a comprehensive guide on writing, compiling, and running this program, you can refer to this resource: