C#

<code>
IntPtr hBitmap = CreateCompatibleBitmap(hScreen, 800, 600);
Bitmap bitmap = Bitmap.FromHbitmap(hBitmap);
BitmapData bData = bitmap.LockBits(new Rectangle(0,0,bitmap.Width,bitmap.Height), ImageLockMode.ReadWrite, bitmap.PixelFormat);

[StructLayout(LayoutKind.Sequential)]
public class BITMAPINFOHEADER
{
 public uint biSize; // DWORD
 public long biWidth; // LONG
 public long biHeight; //LONG
 public uint biPlanes; // WORD 
 public uint biBitCount; // WORD
 public uint biCompression; // DWORD
 public uint biSizeImage; // DWORD
 public long biXPelsPerMeter; // LONG
 public long biYPelsPerMeter; // LONG
 public uint biClrUsed; // DWORD
 public uint biClrImportant; // DWORD
 public BITMAPINFOHEADER()
 {
   biSize = Marshal.SizeOf(this);
 }
}
 
[StructLayout(LayoutKind.Sequential)]
public class RGBQUAD 
{
 public byte rgbBlue; 
 public byte rgbGreen; 
 public byte rgbRed; 
 public byte rgbReserved; 
}

[StructLayout(LayoutKind.Sequential)]
public class BITMAPINFO 
{ 
 public BITMAPINFOHEADER bmiHeader; 
 public RGBQUAD [] bmiColors; 
 public BITMAPINFO()
 {
  bmiHeader = new BITMAPINFOHEADER();
  bmiColors = new RGBQUAD[1];
 }
}

ImageConverter converter = TypeDescriptor.GetConverter(typeof(Image));
byte[] buffer = (byte[])converter.ConvertTo(image, typeof(byte[]));

No comment, Mr. Senator<pre>

access-modifier classname(SerializationInfo info, StreamingContext context)
{
  // ...
}

string MySQLText = "SELECT * FROM Invoices";<br />
<br />
DateTime Time1 = new DateTime(dateTimePicker1.Value.Year, dateTimePicker1.Value.Month, dateTimePicker1.Value.Day, 0, 0, 0);<br />
<br />
DateTime Time2 = new DateTime(dateTimePicker2.Value.Year, dateTimePicker2.Value.Month, dateTimePicker2.Value.Day, 23, 59, 59);<br />
<br />
MySQLText += " WHERE (OrderDate BETWEEN #" + Time1.ToString() + "# AND #" + Time2.ToString() + "#)";<br />
<br />
oleDbSelectCommand1.CommandText = MySQLText;<br />
oleDbDataAdapter11.Fill( MyDataset );

OleDbCommand cmd = oleDbConnection.CreateCommand();
cmd.CommandText = "SELECT * FROM MyTable WHERE DateCol BETWEEN ? AND ?";
cmd.Parameters.Add("StartDate", OleDbType.DBDate).Value = DateTime.Parse("5/4/04");
cmd.Parameters.Add("EndDate", OleDbType.DBDate).Value = DateTime.Parse("5/11/04");
OleDbDataReader reader = null;
try
{
  oleDbConnection.Open();
  reader = cmd.ExecuteReader();
  // ...
}
catch (Exception e)
{
  Console.Error.WriteLine(e.Message);
}
finally
{
  if (reader != null) reader.Close();
  oleDbConnection.Close();
}