by: nsgi_2004 |
last post by:
Hi,
I have been learning about functors and at first everything was clear. Make
a class and overload operator () so that an object of the functor can be
thought of as a function.
However, I...
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by: vsgdp |
last post by:
Hi,
I need to pass a member function of the form C::foo(B* b, A& a) to a generic
function:
template<typename Func>
void CLASS2::bar(Func f)
{
...
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by: Greg |
last post by:
Hi,
I have been unable to resolve this error message: Object Ref not set to an
instance of an object.
The issue is that I cannot determine which object reference is causing the
problem.
...
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by: Fraser Ross |
last post by:
Functors taking 1 argument for operator() should inherit from
unary_function and those with 2 arguments should inherit from
binary_function. If a functor has zero arguments for its operator()...
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by: leaf |
last post by:
i have a struct which defines a function call
stuct TFunction
{
int id; // ID of the function to call
UINT nparams; // No. of parameters
ULONG* params // Parameter...
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by: webbsk |
last post by:
I keep getting an exception when I call the DataAdapter Update method.
I have been trying to figure out what is causing the null reference
exception for this code for what seems like forever:
...
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by: tryptik |
last post by:
Hello all,
I have a question about iterators. I have a container of functors
that operate on an std::string. The functors go something like this:
class Functor {
std::string...
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by: Jon Slaughter |
last post by:
I'm trying to mess with functors and the way I want it to work is that when
I create a functor it will automatically add itself to an array.
The attached code demonstrates what I mean. The...
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by: Christopher |
last post by:
I used to just use a plain old function pointer is a call to
std::sort.
My colleagues are telling me that I need to use a "functor". Ok, I
google and see that a functor is a class with a public...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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