rm | Cleaning up recycle bin

[John Levine]

In article <20200223151207928780007 at bob.proulx.com>,
>Ernie Luzar wrote:
>> To write zeros to existing file before removing that file
>> 
>> dd if=/dev/zero of=/path/filename bs=1m ; rm /path/filename

Ugh, no.  If you want to erase the contents of a file before deleting it,
use security/wipe from the ports collection.

If you just want to delete a file and get its space back, rm is all you need.