C/C++开发问题

In C++, is it possible to forward declare a class as inheriting from another class?(在 C++ 中,是否可以将类声明为从另一个类继承?)
Are static variables in a base class shared by all derived classes?(基类中的静态变量是否由所有派生类共享?)
Copy constructor is not inherited(复制构造函数不被继承)
Inheritance: #39;A#39; is an inaccessible base of #39;B#39;(继承:“A是“B的不可访问的基础)
Initialize parent#39;s protected members with initialization list (C++)(使用初始化列表(C++)初始化父级的受保护成员)
Overriding a Base#39;s Overloaded Function in C++(在 C++ 中覆盖 Base 的重载函数)
Altering DLL search path for static linked DLL(更改静态链接 DLL 的 DLL 搜索路径)
POCO C++ - NET SSL - how to POST HTTPS request(POCO C++ - NET SSL - 如何发布 HTTPS 请求)
Affine Transform, Simple Rotation and Scaling or something else entirely?(仿射变换、简单旋转和缩放或其他完全不同的东西?)
openCV 2.4.10 bwlabel - connected components(openCV 2.4.10 bwlabel - 连接组件)
Is there any function equivalent to Matlab#39;s imadjust in OpenCV with C++?(在 OpenCV 中使用 C++ 是否有与 Matlab 的 imadjust 等效的函数?)
Rotating a 2D pixel array by 90 degrees(将 2D 像素阵列旋转 90 度)