C#

#define SC_MINIMIZE     0xF020
#define SC_MAXIMIZE     0xF030

private const int SC_MINIMIZE = 0xF020;
private const int SC_MAXIMAIZE = 0xF030;

frmLoginForm myLoginForm = new frmLoginForm;
DialogResult loginResult = myLoginForm.ShowDialog();
if (loginResult == DiaglogResult.OK)
{
    // The login was OK.  Enable the controls as needed.
}
else
{
    // The login failed.  Disable the controls as needed.
    // Or might want to quit the application.
}

DataSet ds = null;
using (StringReader reader = new StringReader(xmlString))
  ds.ReadXml(reader);
return ds;

string xml = "<numbers><number>1</number><number>2</number></numbers>";
XmlParserContext context = null;
XmlTextReader reader = new XmlTextReader(xml, XmlNodeType.Element, context);
DataSet ds = new DataSet();
DataTable t = null;
ds.ReadXml(reader);
t = ds.Tables[0];
foreach(DataRow row in t.Rows)
        foreach(DataColumn col in t.Columns)
            Console.WriteLine(row[col]);

<br />
protected override void OnDrawItem(System.Windows.Forms.DrawItemEventArgs e)<br />
{<br />
     e.DrawBackground();<br />
     e.DrawFocusRectangle();<br />
     Color textColor = e.ForeColor;<br />
     if (ShouldBeDisabled(e.Index)) <br />
        textColor = Color.Grey;<br />
<br />
     e.Graphics.DrawString(Text, e.Font, new SolidBrush(e.ForeColor), <br />
           e.Bounds.Left, e.Bounds.Top);<br />
}<br />