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LLVM vs clang on OS X
...n system to do the same thing without forking GCC.
Clang is a whole new C/C++/Objective-C compiler, which uses its own frontend, and LLVM as the backend. The advantages it provides are better error messages, faster compile time, and an easier way for other tools to hook into the compilation process...
C++ equivalent of java's instanceof
What is the preferred method to achieve the C++ equivalent of java's instanceof ?
6 Answers
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How to implement static class member functions in *.cpp file?
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A::foo() {
helper::fn1();
helper::fn2();
}
To know more about how c++ handles static functions visit: Are static member functions in c++ copied in multiple translation units?
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improv...
Why is MATLAB so fast in matrix multiplication?
I am making some benchmarks with CUDA, C++, C#, Java, and using MATLAB for verification and matrix generation. When I perform matrix multiplication with MATLAB, 2048x2048 and even bigger matrices are almost instantly multiplied.
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When should you not use virtual destructors?
...estion explicitly, i.e. when should you not declare a virtual destructor.
C++ '98/'03
Adding a virtual destructor might change your class from being POD (plain old data)* or aggregate to non-POD. This can stop your project from compiling if your class type is aggregate initialized somewhere.
stru...
What is the difference between #import and #include in Objective-C?
...an Objective-C addition to the preprocessor. GCC just supports it in C and C++ source files as well, although they officially suggest not using it in C or C++ in favor of portable, traditional header guards. All Objective-C preprocessors must include #import, however.
– Jason C...
When should you use a class vs a struct in C++?
In what scenarios is it better to use a struct vs a class in C++?
25 Answers
25
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Should we pass a shared_ptr by reference or by value?
When a function takes a shared_ptr (from boost or C++11 STL), are you passing it:
10 Answers
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STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...,找到返回true.重载的版本实用指定的比较函数对象或函数指针来判断相等
函数原形
template<class FwdIt, class T> bool binary_search(FwdIt first, FwdIt last, const T& val);
template<class FwdIt, class T, class Pred> bool binary_search(FwdIt first, FwdIt l...
Why is `std::move` named `std::move`?
The C++11 std::move(x) function doesn't really move anything at all. It is just a cast to r-value. Why was this done? Isn't this misleading?
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