I've used this for cleaning disks, or for creating an empty file to write a
filesystem on for loopback mounts. The other reply was insightful, you
probably wouldn't have much use for it as a user, it's more an administration
tool.
--- Mike <
bmike101@cox.net> wrote:
> That was fun! I read about a file today called /dev/zero that contains an
> endless stream of zeros. This piqued my interest: "What does this look
> like," I thought. So I typed 'jpico /dev/zero' and guess what happened!
> NOTHING.
>
> The enter went to the next line but nothing happened. No pretty colors and
> prompt.
>
> What use is this device?
>
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