We are experiencing a problem with COleDateTime while migrating our MFC&ATL project from VC++6.0 to VC++7.1 (Visual Studio .NET 2003).
COleDateTime has a DATE conversion operator that in 7.1 asserts when the date state is not valid. But we may need to pass NULL dates (read from a ...

Try these lines of code, after create a new Win32 project, in a cpp module you choose.
Define a macro and two struct like this:
#define    ParmEq(a,b)    (fabs((double)(a-b)) <= 0.00001)
struct t_point

I am using SHFileOperation() to copy files from the local hard drive a network share using a mapped drive.  I want to set the up as a batch process with no user intervention.  I have using the fFlags of FOF_NOCONFIRMATION | FOF_NOCONFIRMMKDIR | FOF_SILENT | FOF_NOERRORUI.  When I ...

How do I get system time in VC++ in the .net development environment?

I am trying to display a user control contained within an c++ assembly in
internet explorer.
When I create an equivalent user control in c#, it displays just fine.
Before I get into specifics, is it possible to do the same with a c++ user

In MEC++ I could just call a function that was expecting a String __gc* even
though I had a native char *.  The char * automatically got marshaled to a
String __gc*.
In the May CTP of VS 2005 I just get a compile-time error:  cannot convert

I have an application that I compiled on my Windows XP box.  It runs just fine and does what I want.  When I try to run it on the NT or 2000 test machines I get this message:
The procedure entry point IsWow64Process could not be located in the dynamic link library Kernel32.dll
Is ...

I have a VS 2003.NET solution which consists of four c++ unmanaged legacy
projects.  I am adding a new project to the solution which will be in c#.
What do I need to do to my c++ projects in order to call my c# modules from
within c++?  From what I understand, I need to convert my ...

Hy!
I'd like to know how can I use ref and out parameters in c++.
I'd like to send (from C#) to my C++.net function a variable by reference,
so I could change it in my c++.net function.

I am having trouble building a simple project that uses one of the
Standard C++ Library's IO facilities. The following is a stripped-down
version that illustrates the problem:
[beginning of sample program]

   I've fount that if I compile the same program using gcc and vc 2003  the same class E (see complete source bellow) has different size (on vc it is 4 bytes bigger). Digging into this I've found that vc is reserving a dword in the E class right before storage for virtual base ...

[repost using registered managed ng alias]
Hi,
is there a browser toolkit available for VC.NET 2003 (VC7.1)? I found
downloadable toolkits for virtually all other versions at microsoft.com, but

in my program I use the <list> template class to create my own linked list. Now, I need to add several thousand structures to that list, but if I do so, the list does only contain 2 items when I'm finished. So, is there a max value for the number of items in the linked list?

I have cruised around
http://msdn.microsoft.com/visualc/ and the rest of the site, and i am
not able to find a single C++ or VC++ certification exam that will be
available after June 30, 2004. I emailed support, and the reply was:

I am writing a mixed mode application, I have a mixed mode Assembly manipulating a managed byte[] array, to access this array in unmanaged code I '__pin' the array, As I understand, pining an object guarantee that it will not be collected by the GC ( by increasing it's refcount ...