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bool operator ++ and --
Today while writing some Visual C++ code I have come across something which has surprised me. It seems C++ supports ++ (increment) for bool, but not -- (decrement). It this just a random decision, or there is some reason behind this?
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What is a void pointer in C++? [duplicate]
...you should rethink what code you're looking at. void* usage, especially in C++, should be rare, used primary for dealing in raw memory.
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Modulo operator with negative values [duplicate]
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@JamesKanze: C++03 still contains the implementation definedness, it is C++11 which removes it. (and requires divisions to follow fortran, basically)
– PlasmaHH
Sep 29 '11 at 10:00
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visual c++: #include files from other projects in the same solution
I am working on a game using Visual C++. I have some components in separate projects, and have set the project dependencies. How do I #include a header file from a different project? I have no idea how to use classes from one project in another.
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C++ Tuple vs Struct
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Uh... C++ has functions pointers, so template <typename C, typename T, T C::*> struct struct_less { template <typename C> bool operator()(C const&, C const&) const; }; should be possible. Spelling it out is slig...
Visual Studio can't build due to rc.exe
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This rc.exe error can occur if the Visual C++ compiler and the Windows 10 SDK versions don't correspond to the same Visual Studio year. In general, the solution is to make sure you have on your system, and are using in the compilation, VC++ and Windows SDK for the vi...
C++ performance challenge: integer to std::string conversion
...m/BCp5r), it scores 18.5 MB/s, about half the speed of sprintf. And with VC++ 2010, it gets about 50 MB/s, about twice the speed of sprintf.
– Ben Voigt
Dec 4 '10 at 2:19
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return statement vs exit() in main()
...lly, there is a difference, but it's subtle. It has more implications for C++, but the differences are important.
When I call return in main(), destructors will be called for my locally scoped objects. If I call exit(), no destructor will be called for my locally scoped objects! Re-read that. exit...
How do I build a graphical user interface in C++? [closed]
All of my C++ programs so far have been using the command line interface and the only other language I have experience with is PHP which doesn't support GUIs.
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C++ unordered_map using a custom class type as the key
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I am just learning C++ and one thing I always struggle with is: Where to put the code? I have written a specialize std::hash method for my key as you have done. I put this at the bottom of my Key.cpp file but I am getting the following error:...