How to uninstall or remove messaging-app software package from Ubuntu 14.04 LTS (Trusty Tahr)

You can uninstall or removes an installed messaging-app package itself from Ubuntu 14.04 LTS (Trusty Tahr) through the terminal,

$ sudo apt-get remove messaging-app

Uninstall messaging-app including dependent package

If you would like to remove messaging-app and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove messaging-app

Use Purging messaging-app

If you use with purge options to messaging-app package all the configuration and dependent packages will be removed.

$ sudo apt-get purge messaging-app

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove messaging-app