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<div class="block">Returns a copy of the given list that is safe to iterate over and perform actions that may
 modify the original list.

 <p> See #303 and #375. </p></div>
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<h4>bothNullOrEqual</h4>
<pre>public static&nbsp;boolean&nbsp;bothNullOrEqual(<a href="http://d.android.com/reference/java/lang/Object.html?is-external=true" title="class or interface in java.lang">