How to install sun-java6 in Ubuntu Lucid 10.4

Once you know how is actually quite easy... The simplest way to do this is through the repositories.

Got to System->Administration->Software Sources, then go the second tap "Other Software" and check the "http://archive.canonical.com/ubuntu" option. Once yo close the window, it will refresh the repositories. Now you can go to synaptic and install it there.

If you want the latest and don't want to wait for the repositories to get updated follow this link...

Oracle (Sun) Java JRE

it is the easiest follow tutorial you will get out there...

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Ubuntu PPA

sudo add-apt-repository ppa:sun-java-community-team/sun-java6

sudo apt-get update

sudo apt-get install sun-jav