e output. meaning the mapping of the indexes should be consistent with
 left hand side Dictionary indexes and right hand side indexes.
 <p>
 
 
 NOTE: Require both encodings to contain the correct metadata for number of unique values.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>e</code> - The other side to combine with</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The combined encoding</dd>
</dl>
</li>
</ul>
<a id="getUnique()">
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</a>
<ul class="blockLis