.NET (Core and Framework)

col1	Col2	Col3	Col4	Col5	Qty
SS  	111	SIN	C	20	114
SS  	111	SIN	C	40	28
SS  	111	SIN	S	20	165
SS  	111	SIN	S	40	189

SSUM  	111	SGSIN      20	279   (row1 + row3)
SSUM  	111	SGSIN	   40	217   (row2 + row4)

Dataset1.Table(0).Compute("Sum(Qty)","Group by Col1,Col2,Col3,Col5")

public enum SomeEnum
{
    Value1 = 0,
    Value2 = 1
}

public void DoSomething(SomeEnum theEnum)
{
    if(theEnum == SomeEnum.Value1)
        return;
}

public void DoSomething(SomeEnum theEnum)
{
    if(theEnum == 0)
    {
        return;
    }
}

public void DoSomething(SomeEnum theEnum)
{
    if(theEnum == null)
    {
        return;
    }
}

Public Function SetPrinter(ByVal prtName As String) As Boolean<br />
        Dim s As Microsoft.Win32.RegistryKey = Microsoft.Win32.Registry.CurrentUser<br />
        Dim m As Microsoft.Win32.RegistryKey<br />
<br />
        m = s.OpenSubKey("Software")<br />
        m = m.OpenSubKey("Microsoft")<br />
        m = m.OpenSubKey("Windows NT")<br />
        m = m.OpenSubKey("CurrentVersion")<br />
        m = m.OpenSubKey("Windows", True)<br />
        m.SetValue("Device", prtName & ",winspool,FILE:")<br />
<br />
        m.Flush()<br />
        m.Close()<br />
        s.Close()<br />
    End Function