doxygen software package provides Documentation system for C, C++, Java, Python and other languages, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install doxygen
doxygen is installed in your system.
Make ensure the doxygen package were installed using the commands given below,
$ sudo dpkg-query -l | grep doxygen *
You will get with doxygen package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | doxygen |
| Version | 1.8.6-2 |
| Description | Documentation system for C, C++, Java, Python and other languages |
| Sub Section | devel |