dasher software package provides A graphical predictive text input system, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install dasher
dasher is installed in your system.
Make ensure the dasher package were installed using the commands given below,
$ sudo dpkg-query -l | grep dasher *
You will get with dasher package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | X Window System software |
| Package | dasher |
| Version | 4.11+git20130508.adc653-2 |
| Description | A graphical predictive text input system |
| Sub Section | X134 |