-external=true" title="class or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&gt;</pre>
<div class="block"><p class="changed_added_2_0">
 <span class="changed_modified_2_2">The</span> <strong>Flash</strong> concept is taken from Ruby on Rails and provides
 a way to pass temporary objects between the user views g