Trusty

This is how I normally set up my local Drupal development machines after a fresh Ubuntu 14.04 LTS (desktop/MATE edition) install.

1. Install required packages

From Terminal, execute the following command to update the repository information and to get the system up-to-date:

sudo apt-get update
sudo apt-get upgrade

Next, install some basic necessities:

Both Ubuntu and Linux Mint have OpenJDK in their repositories, and that should work fine for most stuff.
But when you are into serious development, especially to install the Eclipse IDE, you need Oracle Java.

To install Oracle Java 8 on Ubuntu 14.04 Trusty / LinuxMint 17 Qiana, use the following commands in Terminal: