title: How to select and change value of table cell with jQuery?
body: <p>How do I change the content of the cell containing the 'c' letter in the HTML sample using jQuery?</p>
  
  <pre><code>&lt;table id="table_header"&gt;
  &lt;tr&gt;
     &lt;td&gt;a&lt;/td&gt;
     &lt;td&gt;b&lt;/td&gt;
     &lt;td&gt;c&lt;/td&gt;
  &lt;/tr&gt;
  &lt;/table&gt;
  </code></pre>
  
  <p>Thanks.</p>