libgtkhex-3-0 software package provides GNOME Hex editor for files (shared library), 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 libgtkhex-3-0
libgtkhex-3-0 is installed in your system.
Make ensure the libgtkhex-3-0 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgtkhex-3-0 *
You will get with libgtkhex-3-0 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libgtkhex-3-0 |
| Version | 3.8.1-1ubuntu2 |
| Description | GNOME Hex editor for files (shared library) |
| Sub Section | libs |