That's not a good one liner, because it doesn't do anything about the linux-head...

alphapapa on March 31, 2017 | parent | context | favorite | on: Ask HN: What do you want to see in Ubuntu 17.10?

That's not a good one liner, because it doesn't do anything about the linux-headers packages (which are hundreds of thousands of small files) or the linux-image-extra packages.

Just run "apt-get autoremove".