I am trying to pass a structure into an unmanaged C function.  This
structure contains an array of another structure.   The internal structure
contains an array of integers.  This nested structure is an in parameter
only.  How can I do this?  I have tried several ways of doing this ...

Hope someone can advise me.
I have an ActiveX control that works fine when dropped
on a form and accessed via the AxInterop generated assembly.
My problem is when I simply add a reference and use the control

I am having problems getting events to to work right using
COM Interop. I am developing a class library in C# which
is exposed to COM and called by a VBA application. Several
of the classes in the class library raise events and i'm

I am trying to create a .wmv using the Media Encoder SDK (v9) in C#.  I am having problems wit
source groups that have graphic (.bmp, .gif and .jpg) files.  According to the "Using a File as a Source
page in the documentation "C:\WMSDK\WMEncSDK9\wmencsdk.chm", plug-ins for .bmp and ...

I'm trying to use managed c++  (VS2003) and I want to expose my classes also
as COM  Objects
Here is a simple example. I compile the following code and than use regasm
to register the assembly and create the type library. Then I try to

I created a unmanaged memory map file classes in C# and
everything works fine until I use it in my service, which
got Access Denied, which I figured it would because it
didn't have any SECURITY_ATTRIBUTES.  I couldn't find a

   During Attach to a process like DLLHOST ,DLLHOST has FILE references to
the system dlls like " odbc32.dll etc..(One can observer this in process
explorer tool of Sysinternals.com by selecting the "View Handles" from the
View menu)

If you have more than one mdi child with an activex control on it the only
way to activate any mdi child is to click on its non client area.
For example:
I have one mdi child with a excel spread sheet ax control. Another with a

I am calling a VB6 dll from a vb.net windows application that returns an array of strings.  My issue is it seems to truncate after a NULL character.  
For Example VB 6 is returning a string with the HEX value of 4E 31 00 00  01 00 20 20 20 20 20 00 00 00 20 20 20 31 32 30
But when ...

I have an interface that I'm mapping to .net
one of the properties on the interface is:
  [DispId(HTMLConsts.DISPID_IHTMLDOCUMENT2_DESIGNMODE)]
  string DesignMode{get; set;}

I'm replacing the MSHTML behemoth PIA with direct links.  I've got
everything working nicely except my implimentation of HTMLDocumentEvents2.
This is how I tell the class to use HTMLDocumentEvents2.
   Guid guid = typeof(HTMLDocumentEvents2).GUID;

Is it possible to determine a method's own attributes from within the method
without hardcoding the name of the method as a constant within the method?
Please tell me if it is possible and how it is done.
Thank you,

I am trying to implement a SIP client on RTC 1.2 with c
when I try to create a profile it gives cast erro
please help me to create a profile and register the presence on the serve

I have a C++ struct like this:
struct TESTSTRUCT
{
   DWORD dwTest;

I implemented an old fashioned way of registering a window using 'RegisterClass' and 'CreateWindow' APIs. 'WindowProc' looks like this
        protected virtual IntPtr InternalWindowProc( IntPtr hWnd, uint uintMsg, UIntPtr wParam, IntPtr lParam
            IntPtr iptrReturn = IntPtr.Zero