Hello Linux Geeksters. As you may know, Subsurface is a diving log application, written by Linus Torvalds himself. The latest version available is Subsurface 4.0.2, which has been recently released, coming with a bunch of bug-fixes only.
In this article I will show you how to install Subsurface 4.0.2 on Ubuntu 14.04 Trusty Tahr, Ubuntu 13.10 Saucy Salamander, Ubuntu 13.04 Raring Ringtail, Ubuntu 12.10 Quantal Quetzal, Ubuntu 12.04 Precise Pangolin, Linux Mint 16 Petra, Linux Mint 15 Olivia, Linux Mint 14 Nadia, Linux Mint 13 Maya, Pear OS 8, Pear OS 7 and Elementary OS 0.2 Luna.
Because it is available via PPA, installing Subsurface 4.0.2 on the listed Ubuntu, Linux Mint, Pear OS and Elementary OS systems is easy. All you have to do is add the ppa to your system, update the local repository index and install the subsurface package. Like this:
$ sudo add-apt-repository ppa:subsurface/subsurface
$ sudo apt-get update
$ sudo apt-get install subsurface