I am trying to get data from the serial ports and use it in my program. Anyone know how to best to do this. I am using Visual C++ 6.0 to develop....more >>

hi all, i'm trying to make my mc++ code verifiable: i'm getting this error when running peverify on my dll: [IL]: Error: [HRESULT 0x80131417]. any ideas? thanks, g. ...more >>

when i set the value in "ScreenSaveTimeOut", the value does change, but the value in "display property . screen save program . wait(w)" doesn't change, what's the matter? ...more >>

Hello, How do you build a *.exe app without having to depend on other dll's such as 'mscoree.dll', etc... I have an application I want to build, but I want to make sure that any needed dll's are compiled into the *.exe file itself. -- TGF ...more >>

Seems I can't call a Win32 DLL exported function from a VB6 function. I can call it successfully from a VB6 Form_Load event. Strange. Any ideas? Here's the exported C++.NET function and VB6 Function. // Win32DLL.cpp : Defines the entry point for the DLL application. #include "stdafx.h" #i...more >>

the program which i build to exe file was open also through the command line but just for a second and then dissappear, i just have to say that if i run the program through the compialer the program ends with a messege "press any key to continu" in this case the user had enogh time to see w...more >>

i try what you said and i really got an exe file but when i try to clik on the exe file the file was open for a second and closed by himself...more >>

i forgot to mention that i have a microsoft visual c++ version 6. ...more >>

I am trying to call a VC++.NET exported function (Win32 DLL) in VB6. When I try to call this exported function from VB6 I get the following error: Error 453: Can't find DLL entry point xx in yy.dll VC++.NET cpp/h source: // Win32DLL.cpp : Defines the entry point for the DLL application. #in...more >>

To all, I've tried to use the data structures in STL of standard C++ lib, but compile errors such as "vector is an undefined variable/type" here's the snippet #include <vector.h> .... other include file(s) int t_main () { vector<int> vInt; vInt.push_back(100); vInt.push_bac...more >>

hi all. i try to compile c++ code into a .NET assembly that would be integrated into C#. all my c++ types and objects are not __gc, so in the assembly they all seem to inherit from System.ValueType; in the object browser, the members of my c++ classes do not show, hence when i instantiate an ob...more >>

Hi. I'm using VC++ 7.0 do develope my MFC dialog based application. Is there some way how to set background for my form? Just like property. Drawing in runtime is unwanted. There's no problem to set background in C# project, but in MFC project I din't find any way. And the second minor questi...more >>

To all, I've got another question. Does anybody know how to write plug-ins using VC++?? Actually, my friends and I will develop a Photo enhancing system, and so we'll need some technique to allow additional packages/plugins to attach the system. (maybe need to integrate commercial plu...more >>

I'm trying to create a .dll with VS.NET 2003 Architect that contains a math computational component. I need the guts of the thing to be in native code, as performance is key for that part. But, I need a .net wrapper because this "calculator" is actually a component used by an enterprise app wri...more >>

to All, I'm a newbie in VC++, can anyone tell me about the performance in various Data Structures (eg. Enum, map, list, vector, hash, arrayList)? I would like to know performance on CPU and Memory Usage. eg. Mem usage may involve the mem usage on creating/deleting an element in the st...more >>

I moved a VS 6.0 COM project to .NET 2003. It compiles and links OK in the debug configuration. When trying to build a release version, I get the following error: LIBC.lib(crt0dat.obj) : error LNK2005: __osplatform already defined in atlmincrt.lib(atlinit.obj) Has anybody run into thi...more >>

Hello! Was wondering how I can create a copy of one database? FYI I'm not interrested in the data, just the fields and triggers, and so on. Which way is the easiest? Do I create a script and run it from there? Is it smart to have it inside a SP? Any idea would be greatly appreciated. I...more >>

I have a .dll project with both __gc and __nogc classes, managed and unmanaged code. In my unmanaged code, I want to call sqrt() from math.h. So, I've #included <math.h> in the .cpp file, but I'm getting an unresolved external symbol linker error. I have the same code in an .exe project and it...more >>

Hi, I'm dynamically calling the HTMLHelp function and getting a Buffer Overrun in the VC++ runtime library. This terminates the application. It only happens when building for Release (VS .NET 2003). The thing is, the code is unchanged from when it worked with VC++ 6.0. The Help file i...more >>

Hi Chris and BJ, I am working in the same library too. I tired to use the Visual C++ to link to this win ce.net dll, and from Visual C++, I can see the method and build with the following code: // This is the main project file for VC++ application project // generated using an Applicat...more >>

I have an ATL 7 web service. I need to call methods in an MFC extension DLL. I have wrapped the extension DLL with a 'normal' (_USERDLL) MFC dll and linked my web service to the normal DLL. There is code in the InitInstance() of the MFC application in the 'normal' DLL which calls the initiali...more >>