This article will help you to Install Oracle JAVA 8 (JDK/JRE 8u91) on Ubuntu 16.04, 15.10, 14.04 & 12.04 LTS and 10.04 and LinuxMint systems using PPA. To Install Java 8 in CentOS, Redhat and Fedora read This Article.Installing Java 8 on UbuntuFirst you need to add webupd8team Java PPA repository in your system and install Oracle Java 8 using following set of commands.$ sudo add-apt-repository p..