How to uninstall or remove famfamfam-flag-gif software package from Ubuntu 16.04 LTS (Xenial Xerus)

You can uninstall or removes an installed famfamfam-flag-gif package itself from Ubuntu 16.04 LTS (Xenial Xerus) through the terminal,

$ sudo apt-get remove famfamfam-flag-gif

Uninstall famfamfam-flag-gif including dependent package

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

$ sudo apt-get remove --auto-remove famfamfam-flag-gif

Use Purging famfamfam-flag-gif

If you use with purge options to famfamfam-flag-gif package all the configuration and dependent packages will be removed.

$ sudo apt-get purge famfamfam-flag-gif

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 famfamfam-flag-gif