How to uninstall or remove libunity-core-6.0-9 software package from Ubuntu 14.04 LTS (Trusty Tahr)

You can uninstall or removes an installed libunity-core-6.0-9 package itself from Ubuntu 14.04 LTS (Trusty Tahr) through the terminal,

$ sudo apt-get remove libunity-core-6.0-9

Uninstall libunity-core-6.0-9 including dependent package

If you would like to remove libunity-core-6.0-9 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libunity-core-6.0-9

Use Purging libunity-core-6.0-9

If you use with purge options to libunity-core-6.0-9 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libunity-core-6.0-9

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 libunity-core-6.0-9