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  • How to install open JDK on Ubuntu ?

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    You have to follow below Steps to install JDK (java developement kit) on Ubuntu

    Step 1: Installation of JDK

    sudo apt-get install openjdk-7-jdk

    Step 2: After the installation, Use command.

    apt-cache search jdk 

    Step 3: Setting the Environment Variable, open .bashrc file using command.

      vi ~/.bashrc 

    Step 4: Set variable using following Command.

    export JAVA_HOME=/usr/java/jdk1.7.0/bin/java
    export PATH=$PATH:/usr/java/jdk1.7.0/bin

    Step 5: Save and Close .bashrc file.

    Step 6: Check the version and path of Java on your system with the help of following command.

     java -v   // for version
     which java // for path

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