HOW TO INSTALL AND WORK JAVA PROGRAMS IN FEDORA

HOW TO INSTALL "JAVA" COMPILER IN FEDORA

STEP 1: Open your fedora Terminal window.

STEP 2: Connect Internet to your System.

STEP 3: Then type this commands.

LOG IN TO ROOT USER:
  Syntax: $su – (or) $su

  Syntax: $password: enter your root password.
  Syntax: [root-@local host]#
STEP 4: INSTALL JAVA COMPILER OR JDK COMPILER:
  Syntax: [root-@local host]#$yum install java-1.7.0-openjdk

STEP 5: Display the available packages.

STEP 6: Then install JAVA compiler.

STEP 7: Finish the installation.

HOW TO WORK "JAVA" PROGRAMS IN FEDORA:

STEP 1: Open your Fedora Terminal window.

STEP 2: Then type this commands.

  Syntax: $vi sample.java then enter.

STEP 3: open the vi editor window.

STEP 4: Pres the insert "i" button.

STEP 5: Then type your "JAVA" Program.

    import java.io.*;

      class sample

       {

               public static void main(String args[])

            {

              System.out.println("Hello world");

            }

       }

NOTE: Using Netbeans also we can Run the Java programs.

HOW TO WORK "NETBEANS" IN FEDORA:

STEP 1: Open Terminal window.

  Syntax: #yum install netbeans

STEP 2: Display the available packages.

STEP 3: Then install netbeans software

STEP 4: Finish the installation.

HOW TO COMPILE "JAVA" PROGRAMS IN FEDORA:

STEP 1: Compile your "JAVA" program.

  syntax: $javac sample.java

STEP 2: Find errors and correct the errors. 

STEP 3: Then save and close.

HOW TO RUN "JAVA" PROGRAMS IN FEDORA:

STEP 1: Type this command and run your "JAVA" program.

  syntax: $java sample

  output: Hello world

STEP 2: Close the terminal window.