ruby-globalhotkeys software package provides Ruby binding to define global hotkeys, 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 ruby-globalhotkeys
ruby-globalhotkeys is installed in your system.
Make ensure the ruby-globalhotkeys package were installed using the commands given below,
$ sudo dpkg-query -l | grep ruby-globalhotkeys *
You will get with ruby-globalhotkeys package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Ruby |
| Package | ruby-globalhotkeys |
| Version | 0.3.2-4 |
| Description | Ruby binding to define global hotkeys |
| Sub Section | Ruby |