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C++ IDE for Macs [closed]
I teach a C++ course using Visual Studio. One of my students has a Mac and was looking for an IDE to use on his machine. What would be good to recommend?
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Why is a pure virtual function initialized by 0?
...oustrup didn't think he could get another keyword, such as "pure" past the C++ community at the time the feature was being implemented. This is described in his book, The Design & Evolution of C++, section 13.2.3:
The curious =0 syntax was chosen ...
because at the time I saw no chance of
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C/C++ Struct vs Class
After finishing my C++ class it seemed to me the structs/classes are virtually identical except with a few minor differences.
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Calling virtual functions inside constructors
Suppose I have two C++ classes:
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How to use enums in C++
... can do std::string::clear to get a pointer to the member function, but in C++03, Days::Sunday is invalid. (Which is sad). This is because C++ is (somewhat) backwards compatable with C, and C had no namespaces, so enumerations had to be in the global namespace. So the syntax is simply:
enum Days...
C++ Singleton design pattern
...mped into a realization/implementation of the Singleton design pattern for C++. It has looked like this (I have adopted it from the real life example):
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C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
C++中判断文件、目录是否存在的几种方法在我们平时的编程时，经常需要判断文件或者目录是否存在，相对来说判断文件的存在性比较简单，目录则比较复杂。下面就详细的介绍几种方法。...在我们平时的编程时，经常需要判断...
什么是STL？c++标准库和STL的关系 - C/C++ - 清泛网 - 专注C/C++及内核技术
什么是STL？c++标准库和STL的关系标准模板库（英文：Standard Template Library)缩写STL，是C++标准程序库的一部分。其中包含4个组件，分别为算法、容器、函数、迭代器。...标准模板库（英文：Standard Template Library) 缩写 STL，是C++标准...
c++关闭按钮灰掉 - C++ UI - 清泛IT社区，为创新赋能！
通过系统菜单灰掉：
//获得系统菜单
CMenu *pMenu = GetSystemMenu(false);
//获得关闭按钮ID
UINT ID = pMenu->GetMenuItemID(pMenu->GetMenuItemCount()-1);
//使关闭按钮无效
pMenu->EnableMenuItem(ID,MF_GRAYED);复制代码启用：
//获得系统菜单
CMenu *pMenu = G...
【解决】C、C++混合编译link失败问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
【解决】C、C++混合编译link失败问题c_cpp_mixed_compileC、C++混合编译时，C头文件不加 extern "C"，函数按照C++编译会改变函数名称，导致link时报undefined reference to `xxx` 的 错误。加 extern "C" 解决，但是直接加的话 C、C++混合编译时，C...