title: Display data on a text box
body: <p>i have one database, and it contains some columns.
  My requirement is that how to display  each of the data that i stored in the databse on a text box?
  my code is shown below (after the connection string)</p>
  
  <pre><code>conn.Open();
  mycommnd.ExecuteScalar();
  SqlDataAdapter da = new SqlDataAdapter(mycommnd);
  DataTable dt = new DataTable();
  da.Fill(dt);
  </code></pre>
  
  <p>What changes that i make after da.Fill(dt) for displaying data on the text box.</p>