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c++ - (WMI) ExecMethod out parameter - ResultingSnapshot is NULL irrespective of the result of the call, Why?
I am using WMI to create an RCT Checkpoint. Below is the code snippet. The problem is when I call the method ... ", 0, &var, CIM_UINT16); See Question&Answers more detail:os...
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c++ - Volatile and CreateThread
I just asked a question involving volatile: volatile array c++ However my question spawned a discussion on what ... if done is not volatile? See Question&Answers more detail:os...
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c++ - openCV 2.4.10 bwlabel - connected components
Here is the original code from matlab: % Calculate each separated object area cDist=regionprops(bwImg, 'Area'); cDist=[ ... (dst.cols/60.0)); See Question&Answers more detail:os...
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c++ - Get key press in windows console
I found this piece of code online: CHAR getch() { DWORD mode, cc; HANDLE h = GetStdHandle( STD_INPUT_HANDLE ); ... it to detect also these keys? See Question&Answers more detail:os...
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c++ - When to use "delete"?
I want to store 10 Obj object in objList, but i don't know when is appropriate use delete in this case. If i use ... use "delete Obj;" here? } } See Question&Answers more detail:os...
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c++ - How does one rank an array (sort) by value? *With a twist*
I would like to sort an array in ascending order using C/C++. The outcome is an array containing element indexes. ... swap occurred. } } } }; See Question&Answers more detail:os...
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c++ - Compiling Simple static OpenGL 4.0 program using MinGW, freeglut and glew
The problem is in the title, I'll try to list what I've already tried and so on below. First off, ... { glEnableVertexAttribArray(0); } Ideas? See Question&Answers more detail:os...
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c++ - vector<unique_ptr<A> > using initialization list
I have encountered an error: call to implicitly-deleted copy constructor of 'std::__1::unique_ptr >' when compile code ... that in a header... See Question&Answers more detail:os...
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c++ - boost serialization, deserialization of raw C arrays
I'm trying to serialize and deserialize raw C pointers and their data, with the example below. It seems to serialize just ... > (m); return 0; } See Question&Answers more detail:os...
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c++ - How to show Windows Explorer context (right click) menu?
I want to show the Windows Explorer context menu. I don't want to add my application to it, I just want ... but language is not important here. See Question&Answers more detail:os...
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c++ - Does g++ meets std::string C++11 requirements
Consider the following example: int main() { string x = "hello"; //copy constructor has been called here. string y( ... << endl; return 0; } See Question&Answers more detail:os...
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c++ - What does " for (const auto &s : strs) {} " mean?
What does for (const auto &s : strs) mean? What is the function of colon :? vector<string> &strs; for (const auto &s : strs){ // } See Question&Answers more detail:os...
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c++ - How to automatically increase/decrease text size in label in Qt
I have a Qt application where I have a textedit and a label. When a user presses the button, the textedit text ... } ui->label->setText(string); See Question&Answers more detail:os...
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c++ - read_graphviz() in Boost::Graph, pass to constructor
I have used a python library to generate the following GraphViz .dot file. http://pastebin.com/mL7ck9Zp I want to ... do I go about doing this? See Question&Answers more detail:os...
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c++ - Openmp and reduction on std::vector?
I want to make this code parallel: std::vector<float> res(n,0); std::vector<float> vals(m); std::vector< ... so, how can I solve this problem? See Question&Answers more detail:os...
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c++ - Factor a large number efficiently with gmp
I need to get all the prime factors of large numbers that can easily get to 1k bits. The numbers are ... number(can't choose though). See Question&Answers more detail:os...
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c++ - Range-for-statement cannot build range expression with array function parameter
Why cannot build range expression passing an array as a function argument and using in a range-for-statement. Thanks for ... 9}; increment(v); } See Question&Answers more detail:os...
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c++ - Is there a default hash function for an unordered_set of a custom class?
I'm using a std::unordered_set for the first time and have a question about the hash function. As far as ... and just using the default? See Question&Answers more detail:os...
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c++ - Can I stop std::cout flushing on " "?
According to to this post std::cout will automatically flush on when it is attached to an interactive device ... or line buffered mode? See Question&Answers more detail:os...
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c++ - Should Taking the Address of a Templatized Function Trigger its Compilation?
I got an official answer to this question that decltype should not trigger function compilation. In fact decltype ... require it's compilation? See Question&Answers more detail:os...
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c++ - Utilizing a 32-bit DLL in a 64-bit process via COM
So some time ago I was investigating an issue that I knew would be coming up soon. We have a DLL ... will continue searching in the meantime. See Question&Answers more detail:os...
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c++ - How to print a number with a space as thousand separator?
I've got a simple class Currency with overloaded operator<<. I don't know how can i separate the ... solution for this particular situation. See Question&Answers more detail:os...
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c++ - Can reinterpret_cast (or any cast) convert xvalues to lvalues?
Is the following code legal (by C++11 and/or C++14 standard(s))? #include <iostream> #include <utility> ... << i_care_for_this_one << endl; } See Question&Answers more detail:os...
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c++ - Different execution policies at runtime
In C++17, a number of functions in the algorithm header now can take an execution policy. I can for example ... be a parameter to the function. See Question&Answers more detail:os...
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c++ - Not possible: this pointer as a default argument. Why?
The following code won't compile. Why? class A { int j; void f( int i = this->j ); } Edit, for clarity. This is what ... void A::f() { f( j ); } See Question&Answers more detail:os...
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c++ - Most efficient replacement for IsBadReadPtr?
I have some Visual C++ code that receives a pointer to a buffer with data that needs to be processed by my ... to change code in one place). See Question&Answers more detail:os...
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c++ - How to disable automatic mnemonics in a Qt application on KDE?
In any Qt application on KDE when I add a QPushButton in designer and check it's text by: void MainWindow:: ... of a Qt application in anyway? See Question&Answers more detail:os...
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c++ - Stateful functors & STL : Undefined behaviour
I am following this Function objects tutorial Copy-pasta below: I am unable to understand the following: Predicates ... to get corrupted ? See Question&Answers more detail:os...
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