I have included all the source codes in the attached MyTest.zip
(http://www.codeguru.com/forum/attachment.php?attachmentid=11218)
There are three projects:
VBTestCOM project is a apartment threaded DLL, it has one function doing a

 I have doubt regarding .NET.
 I have a tool which was developed on VC++ 6.0(Win32 Application ).
The application communicates with library (API) which was developed on
VC++ 6.0 called core client.

I develop a Multiple Windows Forms application in Microsoft Visual
Studio C++ .NET 2003 and I have a problem with string drawing. I can
draw it vertically, but I need to turn the strings 180°. I use the
Invalidate() function and call the Paint event:

   I am trying to transfer data from a Unix machine to Windows machine
using C Network functions.
   In unix i send image data to windows using send() function in a loop
running till the end of image data (length is known beforehand). sending 1022

I am getting this compler error in similar situations as described in
previous posts to this site, however in my case the solution that is
proposed is of no use.
In my case, the managed C++ class has a method that takes a COM Interface

I was wondering if it is possible and how to debug from managedC++ dll into
unmanaged C++ code. I tried, but without any success.
What I try to do is to wrap a unmanaged C++ dll using a Managed C++ wrapper
class so that managed code can access my unmanaged code.

    I have the following code:
--------------------------------------
#include <iostream>
class MyObj

I have a small app that filters out illegal characters typed into a
CEdit by doing a GetWindowText(), followed by the filtering, followed
by a SetWindowText(), all within a routine fired from an ON_EN_CHANGE
message. I am developing this app on VC++ 7.1 under Win2K and it works

I need to use GetDC but I don't know how to find a parameter to pas to the
function. This is the GetDc from MSVC help:
**********
GetDC

My application crashed (with the "cannot read memory, press OK to
terminate or Cancel to debug" message) on the machine that has VC7.1. I
just copied the original project with pdb file to that machine, opened
the project, pressed Cancel to the above message, and chose this

I think of using c++ instead of c# was about speed, but some tells me that
it's not much difference. So, is that only to access the mfc or are others
things that I can do with c++ .net that c# dows not. I think of using directx
for games in c# will be slow, but now every game is ...

  I would like to create a static library that uses and in effect adds to
another static library.  I could simply add functionality to the existing
library, but functionally it doesn't really belong there... that is, the one
library is very inspecific.  The Library I need to ...

Hi, all!
We are developing a app that will send error messages for smtp protocol?
Actually, we are using a default e-mail configuration. This default is
inserted in constants (.h) that app include. We generate code in MS Visual

I don't understand what's wrong with the following code.
It works in debug mode but generate a System.NullReferenceException in
release mode (see comment to locate the line where this exception
occurs).

INF: Has anyone made a CString, sprintf, and sscanf for .NET?
Please help,
I want to code with PURE .NET (i.e. pure CLR). No MFC, No ATL, no C-Run Time
Library. But I want CString, sprintf, and sscanf.  The "String" class in .NET