I have created a program that accesses a flat 2 dimensional array and have
developed a routine to sum the four neighbors of a specific row/column
position.
Here is an example, this will sum all the values of row 1, column 1 (base 0)

1-I am getting this error and I don't know what does it mean, can
anybody help me with the meaning of this?
 error C2850: 'PCH header file' : only allowed at file scope; may not
be in a nested construct

I took this socket listener from the VC++.NET help file.  I inserted it
in my project.
What library do I have to include to have those identifier working:
string,

I am using VS 2003 writing a managed C++ windows app.
I am calling PlaySound.  The first parameter is a LPCSTR.  I have a String
*str representing a filename.  I like using the String class because the file
name needs to be built on the fly.

Compiling this file produces the "no appropriate default constructor available" error
shown below.  Can anyone explain why I'm getting this error and how to fix it???
This source file has been reduced to the bare essentials to reproduce the error.
/* test.cpp */

I was wondering how I can use a listview effectively in managed c++
.net. Basically I'm trying to get the index of the selected item in
the list view, then get the "tag" attribute of that item to invoke
data in other area of my app.

Hi .I have problem. I have project width 2 libs
When i link my project i have errors some like this :
msvcrt.lib(MSVCR71.dll) : error LNK2005: _memmove already defined i
LIBCMT.lib(memmove.obj)

My C++ is a bit rusty.  I need to add a socket handling to my VC++.NET
application, so it can accept many clients.
Is there any easy to understand plug and play class that already handles
socket that I could use?

I am looking for a way to have an application that is running in the
background serve data to other applications that only live for short periods
of time.
MainA runs all the time. It reads data from a disk(s) and loads it into some

I am a bit confuse about unboxing... what is the difference and what
is best practice ?
object o = __box(1234);
int n = *dynamic_cast<__box int*>(o);

I am writing a imaging aplication on VC++.I have to display images and
apply effects onto it.Images could be of any type like
jpg,gif,bmp,psd...
I am using createDibSection API.it requires BITMAPINFO struc as one of

I have to develop an application which involves lot of GUI. I have the
sufficient skills in both VC++ 6.0 and VC#. I have developed applications
using VC++6.0 earlier. Is it worth to develop new applications in VC# through
which I can get advatages of garbage collection, managed ...

when creating a console application how do I place the cursor at a specific
row and column?

When I compile class B shown below, in VC Express 2005, I get error
C2061: syntax error : identifier '{ctor}. Would appreciate any info on
how to avoid the error.
ref class X{

i want to develop an application in VC7 which will have multilingual
support. I m new to VC7. plz help me to find some useful link or something
else tht may be helpful.
thanx in advance.