To update a snap package, use the following:
Click here to view code image
matthew@seymour:~$ sudo snap refresh packagename
To remove a snap package, use the following:
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matthew@seymour:~$ sudo snap remove packagename
To display a list of changes, such as when snaps were installed, updated, or
removed, use the following:
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matthew@seymour:~$ snap changes
It is possible for you to create a snap package. See Chapter 41, “Using
Ubuntu for Opportunistic Software Development,” to learn how. Learn more
and keep up-to-date as Ubuntu Core and snap packaging continue to develop
by checking out https://developer.ubuntu.com/core/ and
https://developer.ubuntu.com/snapcraft/.
References
http://www.debian.org/doc/manuals/project-history/ch-detailed.en.html
—History of the Debian Linux package system
http://www.nongnu.org/synaptic/—Home of the Synaptic package manager