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initialise derived class with the base class instance

Hello, As per my previous post, I added the derived class. And in the code, where the base class is stored, i now changed to derived class Code:         m_pCovCellInfo = new...

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Looking for SSE instruction

Hi, I'm looking for an SSE instruction, which I suspect is available somewhere in its instruction set. If I have 4 arrays, A, B, C and D: [A3] [B3] [C3] [D3] [A2] [B2] [C2] [D2] [A1] [B1] [C1] [D1]...

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Force a friend outside of class declaration?

Is it possible to force a class to have a friend class or friend function outside of this class declaration? For example Code: class MyClass {  . . . private:     int m_id = 0; }; //Somewhere else...

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Text control as ES_NUMBER

Hi, ALL, I am trying to create a text control that will only accept numbers and so I used the style ES_NUMBER. Everything is built and ran fine. But when I tried to enter a character, the tooltip...

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[RESOLVED] Need help for a C++ hangman game

I have to write a source code for a hangman game, but I run into a problem where the number of guesses left only decrease when the guess is actually correct. Any help to fix this problem? Source code...

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Assert in debug mode

Hello, I have the following defined: Code: #define VERIFY(f)          ASSERT(f) And from somewhere : template <typename T> T FnData(const CommonD& data, bool (CommonD::*memberfunc)(T&)...

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2015 project sln

I have two 2012 and 2015 visual studios on my PC. A .sln (solution file) which is created by 2015 version shows 2012 when I move the mouse cursor over it. Is it because it has inherited settings from...

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Good afternoon I need help with the software C / C ++ for Visual Studio Code

Good afternoon friends I need help and guidance: I downloaded and installed the software on my computer C / C ++ for Visual Studio Code And I want to program a computer game in the software How can i...

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istream_iterator with for loop

Hello, I have added the following function, just for learning about stls :) . Not professional code, so please bear with me Code: #include <cstdio> #include <vector> #include...

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performance profiler for CPU usage in visual studio

Hello, There is some issue reported by our test team that this release is bit slow in one of the operations. So i was told to run the profiler. This is the first time i am running the profiler I wanted...

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TagLib linking error Qt

Hello programmers! I am builded TagLib 1.11.1 library with cmake for MinGW, installed it and connected to my Qt project: INCLUDEPATH += \ "C:/Program Files (x86)/taglib/include/taglib" \ LIBS += \...

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Programm crashes due to the presence of code even if it is not executed

Dear all, I have written the following program using Visual Studio Express 2013 to figure out my problem: #pragma comment (lib, "ws2_32.lib") #include <stdio.h> #include <winsock2.h> int...

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Matrix input

Hello, This issue is again from my c++ practice session. Actually i have an input RR and CC, where RR is no of rows, CC is columns. And next line contains the column elements of first matrix, for each...

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'player::player': no overloaded function takes 4 arguments

Hello good day, I am an engineering student who is starting with programming in c ++, i am learning the Overloading operators, I don't remember how to fix this problem... MAIN:...

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Registry access in Windows 7

I'm working on a program which uses RegOpenKey() and RegQueryValueEx() to access a particular registry key. Usually the key gets accessed like this:- Code: HKEY_CURRENT_USER\Software\Jack but I've just...

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replace with sort algorithm

Hello, I see the following code does the sorting , but it looks like very complicated way ( of trying to implement the binary search by itself). I was wondering is there anyway i replace it with the...

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Filter a txt file based on an Excel template

I have a text file composed of n records each of which consists of six numbers separated by a space, I need to filter this file to generate a new file that contains only the records that satisfy a...

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File path name has some chinese or other characters

Hi All, I want to read a file which is present in some path which has some special characters as folder name as follows: C:\Test\Input\新建文件夹\Text.txt but problem now is with this special character in...

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Missing 'convenience filters after restoring from a backup

Does anyone know what generates the 'convenience folders' (filters) in a VS solution? Here's the kinda list I usually see in my IDE:- Notice that the header files are in a separate filter from source...

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example program

Hello , I am trying to solve the following example program. The code below is already there. What i am confused , is they have defined struct template, without defining the struct itself. Code:...

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