Visual C

DLL export
for creating a DLL in VC++ 2005, what's the following do? is it a must have? #ifdef _USRDLL #define EPGLIB_API __declspec( dllexport ) #else /* _USRDLL */ #define EPGLIB_API __declspec( dllimport ) #endif /* _USRDLL */ ====================== for each function that' call by DLL user, I must add PROJECTN... 27 Mar 2008 20:16

Question about string definition in ISO/ANSI C++
I know that I am able to define a string as follows: std::string z(n, c); Where z initially contains n copies of the character c (it compiles and runs on Visual Studio 2005 without a problem). But looking in the MSDN library, I can't find where this form of string definition is given. I don't see it in the '... 27 Mar 2008 14:16

VC++ Express font size
Working with VC++ Express temporarily and wish to increase the font size. I clicked help but after waiting several minutes it seems it is not going to open. How might I increase the font size of the code edit page? Thank you ... 26 Mar 2008 18:27

Converting double to widestring
We have an application that converts a double to widestring (std::wstring). This happens thousands of time. We also need to provide how many decimal places to be used. The decimal point needs to be a period regardless of the locale of the machine. The function we call has signature like ConverDouble(std::wstri... 27 Mar 2008 14:50

delete zero out its operand
Hello everyone, A little confused after reading C++ FAQ, "Why doesn't delete zero out its operand?" http://www.research.att.com/~bs/bs_faq2.html#delete-zero I think the reason why delete can not zero out its operand is because delete can be operate on rvalue, like delete f(x); And we can not assign... 29 Mar 2008 03:28

static library
How to I start a static library in VC++ 2005? I seem to saw it has a Librarian instead of Linker inside property once project is created. ... 26 Mar 2008 11:52

SQL Server
What's the easiest / quickest way to connect to SQL Server 2005 from VC++ 2005? then I will do some DB query and plug the result set into C++ objects ... 26 Mar 2008 11:52

tools for understanding code
I am working with an extremely complex visual c++ solution where functions call functions which call functions etc. None of the c++ books I have discuss the topic of how to grasp what's going on in a project with hundreds of files and millions of lines of code. Are there any tools available which can give good s... 27 Mar 2008 21:21

SECURITY_DESCRIPTOR and GetSecurityInfo usage
Does SECURITY_DESCRIPTOR's PACL member (Dacl) store the offset to the real ACL pointer? Always? May I access the member by pSD->Dacl, when pSD is a PSECURITY_DESCRIPTOR? I get the pSD by calling GetSecurityInfo. The msdn says that I must LocalFree the pointer after using it. The function also gives pDacl and ot... 26 Mar 2008 00:29

How to extend an existing enum?
If I have an existing enum -- say typedef enum {Monday, Tuesday, Wednesday, Thursday, Friday } Days; How can I extend it to include {Saturday, Sunday} and still be able reference it as Days? Obviously you can't inherit from Days. In real life, the enum is generated in a com header and gets regenerated when th... 25 Mar 2008 22:51