ess status is reported on the standard error stream
by default when it is attached to a terminal, unless <code>--quiet</code>
is specified. This flag enables progress reporting even if not
attached to a terminal, regardless of <code>--quiet</code>.</p>
</dd>
<dt class="hdlist1">-f</dt>
<dt class="hdlist1">--force</dt>
<dd>
<p>When switching branches, proceed even if the index or the
working tree differs from <code>HEAD</code>.  This is used to throw away
local changes.</p>
<div class="paragraph">
<p>When ch