Friday, June 14, 2013

How-to Install Oracle Java JDK 7 on Linux Lubuntu 12.04 Precise i386 Easy Visual-Guide

The Guide Show Step-by-Step How-to Install and Getting-Started with the Latest Oracle-Sun Java SE JDK7 i586 for Linux Lubuntu 12.04 Precise 32bit Desktop.

 

After Installing you will need to Use the update-alternatives Command Tool to Update your System Java to Oracle Java 1.7 JDK7.

 

To the Post Bottom there is a Link for Quick Getting-Started with Java JDK 7 Development and also to Install the Evernote Clone on Linux Lubuntu 12.

 

To Make the Entire Process Easier to Visualize and Retain the Article Includes the Basic Screenshots of the Essentials Steps Involved.

 

The Content and Details of Guide are Expressly Reduced to Give Focus Only to the Essentials Instructions and Commands to Make the Tut Easier to Read & Digest ;)

Java On Ubuntu
  1. Download Oracle Java SE JDK 7:

    JDK 7 i586.tar.gz
  2. Double-Click on the Archive and Extract into /tmp Lubuntu Extract Java JDK 7 tar.gz
  3. Open Terminal Window
    Linux Lubuntu 12 Open Terminal
  4. Relocate JDK 7
    sudo su
    if [ ! -d '/usr/lib/jvm' ]; then mkdir /usr/lib/jvm; fi && mv /tmp/jdk1.7* /usr/lib/jvm
  5. Update System Java to Oracle JDK7
    update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.7.*/bin/java 1065
    update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7.*/bin/javac 1065
    update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.7.*/bin/jar 1065
    update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.7.*/bin/javaws 1065

    Checking or Setting the System Java Version in Use with

    update-alternatives --config java

    To Switch of Java Version Just Enter the Reference Number on First Column. :)

  6. Getting-Started:

    Getting-Started Quickly with JDK7

How-to Install Evernote Linux Clone on Lubuntu:

Evernote for Lubuntu