I am learning C++ and I can never tell when I need to use :: . I do know that I need to use std:: in front of cout and cin. Does this mean that inside of the io
Consider a pair of two source files: an interface declaration file (*.h or *.hpp) and its implementation file (*.cpp). Let the *.h file be like the following:
Assume having a C++ class. And there's a namespace which should be visible only inside my class. What to do for that? class SomeClass { using namespace Som
Symfony 4 do build in Dev mode but do not in Production mode while producing the error: Attempted to load class "WebProfilerBundle" from namespace. The WebPr