Tragedies can become opportunities for change. A hard drive crash can result in upgrading to an SSD and dual booting linux and Windows.
Once you have Ubuntu Make installed, you can use the command below to install IntelliJ IDEA Community edition:
umake ide idea
To install the IntelliJ IDEA Ultimate edition, use the command below:
umake ide idea-ultimate
It will take some time in downloading and installing IntelliJ IDEA. It also depends on your internet speed. Once installed, you can simply search for IntelliJ in Unity Dash (if you are using Ubuntu Unity) and start the IDE.