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Filter by week: 1 2 3 4 5 How to hide system folder? Posted by NianHawk at 4/21/2006 11:11:01 PM Hi,
I know IShellFolder::GetAttributesOf can get property of any sys folder.
But how can I hide sys folder? which function can do it?
--
Nothing impossible, Nothing sure...more >>
Mixed mode programming problem in C++/CLI Posted by Edward Diener at 4/21/2006 2:46:50 PM In Managed C++ in order to share the functionality of a class between
its CLR code and native C++ code, in essence mixed mode programming for
a class, I would design the __gc class so its corresponding __nogc C++
class would be a nested class of the __gc class. The __gc class would
have a po...more >>
convert String ^ in char * Posted by nicolas.hilaire NO[at]SPAM motorola.com at 4/21/2006 12:10:23 PM hi all,
i'm using this code to convert a String ^ in char *
String ^str = "string .net";
IntPtr p =
System::Runtime::InteropServices::Marshal::StringToHGlobalAnsi(str);
LPCSTR str2 = reinterpret_cast<LPCSTR>(static_cast<void *>(p));
System::Runtime::InteropServices::Marshal::FreeHGlobal(...more >>
Singleton per DLL instance Posted by Herby at 4/21/2006 6:20:37 AM I am going to develop a multi-threaded application that creates many
instances of a calculator object. Consequently the DLL housing the
Calculator is to be thread safe.
Within the DLL i want some global singleton objects - these then become
accessible from all sub-objects comprising the calcu...more >>
Command line error D2022 : cannot open '' Posted by alexander.meister NO[at]SPAM bucher-suter.ch at 4/21/2006 2:18:27 AM Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 13.10.3077 for
80x86
Copyright (C) Microsoft Corporation 1984-2002. All rights reserved.
cl : Command line error D2022 : cannot open ''
Have any body an idea?
OS: Win2000 Pro
Tool: Visual Studio .Net 2003
...more >>
Odbc<< Oledb? Posted by ram_palavalasa at 4/21/2006 1:02:26 AM
Hi all,
I have a assignment of vc++.net and sybase to populate data an
generate reports which is the best one?
is OLEDB more efficient than ODBC? i think OLEDB itself is a layer o
the ODBC..then how it can be?
Thanks,
RA
--
ram_palavalas
-------------------------------------------...more >>
Perl Script When Launched From the Service Fails to Load Environment Variables Posted by ANarula at 4/21/2006 12:00:00 AM I am running into a strange problem. I have perl script which reads the
"APPDATA" environment variable, and does some work on that directory.
When I a launch this script from Command Prompt, it works perfectly fine,
however when the same script is launched from a DLL hosted in a particular
...more >>
How to link old 3 pty libs in MC++??? Posted by Thorsten at 4/21/2006 12:00:00 AM Hi all
I'm trying to use a third party library which is compiled with an older C++
compiler then the compiler in Visual Studio 2003. My project is a managed
C++ library and I use the Visual Studio 2003.
In the header files of the third party lib I can see that <fstream.h> is
used and...more >>
Don't see what you're looking for? Search DevelopmentNow.com.
VS2005 major development bug Posted by Edward Diener at 4/20/2006 11:19:38 PM After spending more than a day reducing a complicated compiler bug to a
simple case I reported it to the MSDN Product Feedback Center as a bug
just now. However this bug is completely stymying my development of a
VC++ component. Does Microsoft still offer any free bug reporting cases
for VS2...more >>
How to read late bound Excel worksheets collection properties? Posted by J Daniel Melton at 4/20/2006 11:06:02 PM Hello,
I am using late binding in a managed VC++ .NET 2003 application. I used KB
302902 (for C#) as a starting point and converted it to managed C++. I built
a managed class that is intantiated by a form. The class can instantiate
Excel, open a new workbook, add a new worksheet, get a range, ...more >>
Which one is best? Posted by ram_palavalasa at 4/20/2006 10:19:55 PM
Hi all,
Whichone is the best among the following while proessing the data?
ODBC,DAO,ADO,OLEDB...please justify urself why ?
also let me know how to loas dll component to the workspace i
VC++.Net?
Thanks,
Ram..:
--
ram_palavalas
----------------------------------------------------...more >>
VC7.1 and IL code Posted by Bit byte at 4/20/2006 10:13:48 PM I have some IP (intellectual property) concerns regarding IL code.
1). If I compile a native (i.e. 'unmanaged') C++ project (i.e.
application or library) using C++ and the VC7.1 compiler tools, how can
I be sure that it is native code (not IL) that is generated?
2). Is native code generat...more >>
proper way to pass pointers by reference from managed c++ methods to native c++ methods Posted by Scott McFadden at 4/20/2006 10:12:12 PM What is the proper way to pass pointers by reference from managed c++ calls
to native c++ calls?
In managed C++, I have a pointer to an array of structures, that I pass to a
native c++ method by reference:
//Managed c++
QueryResult* qr = NULL;
ExecuteQuery(1, "abc", qr); //invoke nativ...more >>
Pointers and reference question Posted by Abubakar at 4/20/2006 8:56:18 PM Hi,
check the following code:
++++
class nodeinfo{};
nodeinfo * v1_proc1 ()
{
nodeinfo * ni= new nodeinfo();
return ni;
}
void v1_use_proc1()
{
nodeinfo * n = NULL;
n = v1_proc1 ();
// use n....
delete n;
}
++++
another version:
class nodeinfo{};
nodeinfo &...more >>
In search of a short cut key in vc 2k5 ide Posted by Abubakar at 4/20/2006 4:59:32 PM Hi,
I desperately need this functionality in the VC++ 2k5 IDE: If I'm in some
class's header file, lets say "portlistener.h", I press a key and goto its
corresponding cpp file, which in this case will be "portlistener.h". If in
*.h file it should goto *.cpp and vice versa.
I use the ctrl+ta...more >>
Thread question Posted by Abubakar at 4/20/2006 4:41:49 PM
Hi,
(me using visual c++ 2005, all native/unmanaged).
So my question is about allocating memory in one thread and using it in
another.
I think its good to explain as following :
Somewhere I have this:
someclass * _obj;
thread_proc1() //used by thread1
{
// this thread does the fo...more >>
"End of statement expected." error at Japanese message Posted by Tran Hong Quang at 4/20/2006 3:11:02 AM Hi,
I'm using Windows 2000, English version, Microsoft Visual Studio.Net 2003.
I compile a project developed for Japanese client, on which there are some
Japanese messages. I have error "End of statement expected." at the line of
Japanese message.
How to make Visual Studio.Net 2003 under...more >>
Class wizard in vc++.net Posted by ram_palavalasa at 4/20/2006 12:00:00 AM
Hi,
any body let me know that, does vc++.net have ClassWizard or not?
if not how to add message handlers and components to the project?
please its very necessery as i am new vc.net IDE..
--
ram_palavalas
-----------------------------------------------------------------------
ram_palavalasa...more >>
Help with Threads, and Callback from Unmanaged to Managed Posted by ricecake NO[at]SPAM gehennom.invalid at 4/19/2006 2:23:25 PM I have processing code (I'll call it the "model") written in native
unmanaged pure C++, and I have put a GUI on top of it written using
Windows Forms (.NET 1.1). The GUI is used to set the parameters for the
model, and once all parameters are set and checked to be valid, I run
the model. The m...more >>
'Gui-less' windows executable Posted by Bit byte at 4/19/2006 12:58:27 PM I want to create a GUI-less windows executable (i.e. an executable that
has no gui) and no console. The idea is to have this running as a kind
of daemon (it can't be a service, for reasons I wont go into here ..).
I can't seem to find any code that shows how to do this which is
probably not...more >>
Any easy way to convert legacy C++ code to managed C++? Posted by nick at 4/19/2006 11:14:02 AM I am building a SQL Server CLR user-defined function (which means it must be
pure safe?). I got hundres/thousands of error. And most errors are in
vadefs.h, crtdefs.h, yvals.h, ymath.h, math.h, float.h, swprintf.inl, .....
Any easier way to convert the code without many changes?...more >>
What is a packed 32-bit? Posted by Doru Roman at 4/19/2006 9:56:57 AM Hi,
Can somebody tell me what is a packed variable?
For example a packed 32-bit integer. Is it the same as unsigned?
Thanks
...more >>
The least-cost way to return a one-row IEnumerable object? Posted by nick at 4/19/2006 8:17:02 AM The function must return a IEnumerable object with one row (any data). I have
the following code. Any less cost way?
IEnumerable^ udf()
{
DataTable dt;
dt.Columns->Add("Test");
dt.Rows->Add(1);
return dt.Rows;
}...more >>
c++ and telnet Posted by Peted at 4/19/2006 12:00:00 AM Hello
i was wondering if anyone has any examples of access and sending info
to a telnet server (with and without login)
I was hoping to find some examples in unmanged code, but managed would
do. I want to write my own class to do this, but would like a step by
step guide showing how to sta...more >>
dotnet or MFC Posted by dusanv NO[at]SPAM gmail.com at 4/18/2006 7:01:15 PM Hi,
I'm starting a new project and am still torn deciding whether to go
with MFC or to do it in C++/CLI with dotnet. The app makes extensive
use of C++ native libraries which cannot go managed (closed source) and
will have a whole pile of UI. Dotnet is way easier for UI than MFC but
it doesn'...more >>
How to convert C# out parameter to C++? Posted by nick at 4/18/2006 1:44:42 PM For example:
public static void FillRow(Object obj, out SqlDateTime timeWritten, out
SqlChars message, out SqlChars category, out long instanceId)
...more >>
illegal reference to non-static member? Posted by nick at 4/18/2006 1:14:02 PM I got the following error:
Error 1 error C2597: illegal reference to non-static member
'Microsoft::SqlServer::Server::SqlFunctionAttribute::FillRowMethodName'
when compiling
#include "stdafx.h"
using namespace System;
using namespace System::Data;
using namespace System::Data::Sql;
...more >>
C interface to C++ classes Posted by Bit byte at 4/18/2006 12:55:21 PM I have a set of C++ classes for which I want to provide a C API - and
compile into a C DLL, for use in an application that can only work with
a C interface DLL.
Any suggestions/pointers on how to proceed. Googling is not bringng
anything up that directly addresses the issue (parashift info ...more >>
Linker generated Manifest version differs from Redist versions Posted by HarryH at 4/18/2006 12:40:02 PM I am finding that the linker for a C++ application in VS 2005 is generating a
manifest with old version #s for DLLs such as mfc80.dll.
How do I make sure that the linker generates a manifest that reflects the
correct versions numbers of the DLLs?
My application appears not to run on the tar...more >>
Cannot compile the following code Posted by nick at 4/18/2006 11:34:02 AM Seems the FillRowMethodName caused the problem?
C# works. but not C++?
using namespace System;
using namespace System::Data;
using namespace System::Data::Sql;
using namespace System::Data::SqlTypes;
using namespace Microsoft::SqlServer::Server;
public ref class AddNewUDF
{
public...more >>
Managed C++ dll in a C# app. Can't add the Debug version. Posted by MB at 4/18/2006 6:50:33 AM I had a C++ dll that I used for C++ applications. I added a managed C++
class to this library and started to use the managed C++ class in my C#
application.
This works OK only if I build the C++ dll in release mode. If I try to
build the C++ dll in Debug mode, I am unable to add the dll as a
...more >>
cannot successfully build MS Express sample programs Posted by brad at 4/18/2006 5:25:18 AM Hi,
I'm new to this group, and recently downloaded the MS Express package
for C/C++. I tried to install and run some of the sample programs, and
get a peculiar error.
------ Skipped Build: Project: Calc ------
========== Build: 0 succeeded or up-to-date, 0 failed, 1 skipped
==========
...more >>
MVP Posted by news.chi.sbcglobal.net at 4/18/2006 3:46:38 AM How does one become an MVP?
...more >>
CLI string question Posted by news.chi.sbcglobal.net at 4/18/2006 3:38:07 AM I have a question about string literals with C++/CLI.
Is there a difference between the following two lines?
String ^s1 = gcnew String("Hello");
String ^s2 = gcnew String(L"Hello");
I have been playing around with the compiler options for "Character Set" and
"Common Language Runtime Su...more >>
ref classes and value classes Posted by news.chi.sbcglobal.net at 4/18/2006 3:07:10 AM Hi.
I am a little confused about the difference between a "value class" and a
"ref class".
I have the following code sample that shows the definition of a value class
and of a ref class and each is instantiated twice - one on the stack and one
on the managed heap. I see no difference bet...more >>
typedef struct { ... } S1 Posted by Wei at 4/18/2006 2:32:02 AM Hi there!
I have a very wired problem when I develop a C/C++ based application using
Visual Studio 2005.
#include <stdio.h>
typedef struct _S1 {
int data;
int text;
} S1;
int main()
{
printf("Hello, Vorbis!\n");
S1 oy;
}
Code above doen't compile. On line 12 it sta...more >>
Need Help Regarding System.Security.Permissions.FileIOPermission Posted by Usman Ghani at 4/17/2006 7:04:10 PM Hi,
I am trying to develop an activex control with the .Net by exposing an
interface to the com as described in the following article.
http://www.c-sharpcorner.com/UploadFile/dsandor/ActiveXInNet11102005040748AM/ActiveXInNet.aspx?ArticleID=99d9681d-84de-4d64-9c85-9ae9c15a4ee7.
This works fine f...more >>
I am new to OOP Posted by Allen Maki at 4/16/2006 8:21:05 PM /*
I am new to OOP. I have problem in including an array in a class.
I would like to know why the following codes can be built
but can not be compiled. Thanks.
*/
#include <iostream>
using namespace std;
class Array
{
public:
int *item;
int capacity;
};
int mai...more >>
templates exported from a DLL and /CLR Posted by Vyacheslav Lanovets at 4/16/2006 12:00:00 AM Hi All!
In native mode I can export class template from a DLL this way:
template <typename T> class TSuperType
{
public:
T doSomething();
};
....
template class __declspec (dllexport) TSuperType<int>;
And I can import it this way in another module:
template class __declspec (dllimp...more >>
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