tle=""><span class="name">Empty</span></a><span class="tparams">[<span name="Q">Q</span>]</span><span class="params">()</span><span class="result"> extends <a href="QueryFromPosts.html" name="provingground.learning.QueryFromPosts" id="provingground.learning.QueryFromPosts" class="extype">QueryFromPosts</a>[<span name="provingground.learning.QueryFromPosts.Empty.Q" class="extype">Q</span>, <span name="shapeless.HNil" class="extype">HNil</span>] with <span name="scala.Product" class="extype">Product</span> wi