weka/gui/arffviewer/ArffTableModel.html#setValueAt(java.lang.Object,%20int,%20int)">setValueAt</a></strong>(java.lang.Object&nbsp;aValue,
          int&nbsp;rowIndex,
          int&nbsp;columnIndex)</code>
<div class="block">sets the value in the cell at columnIndex and rowIndex to aValue.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../weka/gui/arffviewer/ArffTableModel.html#setValueAt(java.lang.Object,%20int,%20int,%20