C#

class Program
{
  [DllImport("advapi32", CharSet = CharSet.Auto, SetLastError = true)]
  static extern bool ConvertSidToStringSid([MarshalAs(UnmanagedType.LPArray)] byte[] pSID, out IntPtr ptrSid);

  [DllImport("kernel32.dll", SetLastError = true)]
  static extern IntPtr LocalFree(IntPtr hMem);

  static void Main(string[] args)
  {
    System.Security.Principal.WindowsIdentity id = System.Security.Principal.WindowsIdentity.GetCurrent();

    byte[] sidBytes = new byte[id.User.BinaryLength];
    id.User.AccountDomainSid.GetBinaryForm(sidBytes, 0);

    string sidManaged = id.User.AccountDomainSid.ToString();
    Trace.Write(sidManaged);

    string sidUnmanaged = GetSidString(sidBytes);
    Trace.Write(sidUnmanaged);
  }

  public static string GetSidString(byte[] sid)
  {
    IntPtr ptrSid;
    string sidString;
    if (!ConvertSidToStringSid(sid, out ptrSid))
      throw new System.ComponentModel.Win32Exception();
    try
    {
      sidString = Marshal.PtrToStringAuto(ptrSid);
    }
    finally
    {
      LocalFree(ptrSid);
    }
    return sidString;
  }
}

SimpleData wrote:

without using SlimDX (and other external libraries needed to be installed). But an external DLL is OK.

SimpleData wrote:

How can I directly read from DX's buffer?

Henry Minute wrote:

Got a new homework assignment?

Rekha Achariya wrote:

Defination OF Glbalization in IT

Rekha Achariya wrote:

Feature of Globalization In C#.Net
Feature of Globalization in Sun Java

Rekha Achariya wrote:

DisAdvantage of globalization

Rekha Achariya wrote:

images for glbalization

Rekha Achariya wrote:

future of globalization

definition of search engines
advantages of solving problems yourself
research = creativity + sweat
benefits of Google
do I have any future in a creative domain?
how good am I at flipping burgers?
the interdependence of language features and programmer lazyness
the great challenges of the 21th century

Leapsword wrote:

Pls, give me some coding suggestions!

public DateTime getTimeAt(int x, int y)
{
    DateTime selectedTime = new DateTime();
    Random rnd=new Random();

    int hour = (y - 10) / 20 + 8;
    int minute = Convert.ToInt32((x - 25) / 50) * 10 + rnd.Next(1,9);

    if (minute>59)
    {
        minute = 59;
    }

    selectedTime = DateTime.Today;
    selectedTime = selectedTime.AddHours(hour);
    selectedTime = selectedTime.AddMinutes(minute);

    return selectedTime;
}

private void OnMouseDown(object sender, MouseEventArgs e)
{
       StartTime = getTimeAt(e.X, e.Y);
       Updating();
}

private void OnMouseUp(object sender, MouseEventArgs e)
{
    EndTime = getTimeAt(e.X, e.Y);
    Updating();
}

public void ColorChanged(int x, int y)
{
    ////What I need is how to code here...
}

public void Updating()
{
    maskedTextBox1.Text = StartTime.ToString("hhmm");
    maskedTextBox2.Text = EndTime.ToString("hhmm");
}