#include<iostream.h> #include<conio.h> class time { private: int dd,mm,yy; public: friend istream & operator >>(is
When I tried:int global[10000][10000]; it works but whenint global[100000][100000]; when I try to access it it gives me error: global was not declared in the s
Why is there a need to have std::reference_wrapper? Where should it be used? How is it different from a simple pointer? How its performance compares to a simple
I'm building an XLL for Excel, and am trying to register functions via XlfRegister. According to Microsoft's documentation , the target procedure to be invoked
This answer mentions two ways to handle a C++ library (such as Qt) which is not exception safe: Isolate it in exception-safe wrappers Give up exceptions and ad
I know that an "undefined behaviour" in C++ can pretty much allow the compiler to do anything it wants. However, I had a crash that surprised me, as I assumed t
I have a 64bit program that works with VirtualBox COM interface and implements a frontend for the virtual machine. Recently I started getting weird An invalid o
I'm able to connect to my serial port, but I need to read data from it all the time. It's working for about 39 minutes, but after it stops at line serial.flush(
I am coding in C++ with Qt5.7. I are facing a problem with QDialog exec(). I need it in modal, so I cannot use show(). When the dialog is finished and closed, t
I have three classes: Shape, Rectangle and Circle. Shape is parent of two other class. definition of this classes is in following code: #include <iostream>
Using Allegro 5 (5.0.10-1), for some reason text is displayed in a really strange way - it's cut off at certain parts and letters are sometimes not on the same
I am trying to return the path of the cpp file I am running. Does anyone know a method or a way to implement this? For example lets say I have this file test.cp
I'm new in C and have some problems compiling my code in OS X. I code Java a lot both in Eclipse and use terminal to compile my code. However now I'm learning
The gcc (or g++) compiler has a -std option to specify the language standard to use for compiling C or C++. At the top level one can see that this option exists
i have the following structure typedef struct { char data1[10]; char data2[10]; AnotherStruct stData; }MyData; for some reason the imple
I code in C/C++ and use a (GNU) Makefile to compile the code. I can do the same with CMake and get a Makefile. However, what is the difference between using a M
I want to write an LLVM pass to detect redundant condition pattern like this in c++. int a = ... , b = ..., c = ... //first if condition if(a == b + 1 - c){
I'm trying to follow this C++ PyTorch example but I need to load the MNIST dataset with its standard values, between 0 and 255. I removed the application of the
I'm facing this error when launching the C++ debug on KDevelop. Where does this error originate? Any idea would be appreciated. thanks.
Because std::function is copyable, the standard requires that callables used to construct it also be copyable: n337 (20.8.11.2.1) template<class F> funct