On 2018-03-25, bob prohaska wrote:
>What I expected to use was something like
>sudo unzip -p *.zip | dd of=/dev/sdc
>but that gives a permissions error, then reports an archive error after the
>password is entered.

Well, the sudo there only applies to the unzip, not to the dd.

I'd be more inclined to go to a proper root prompt (su -, or sudo su -
if you have to) and then try the rest of the incantation without the
sudo. No need for password entry.

Also probably bs=1M on the dd for faster writes.

>The archive is a little over half a gig, which seems
>reasonable for a sparse image.

That's not any image I've downloaded recently:

-rw-r--r-- 1 roger roger 1776280071 Mar 14 05:17
2018-03-13-raspbian-stretch.zip
-rw-r--r-- 1 roger roger  365765304 Mar 14 05:21
2018-03-13-raspbian-stretch-lite.zip

Roger

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