That's good advice. But even when importing all of std, at least namespace collisions in C++ will result in some somewhat sane compiler error. I not so fondly

That's good advice. But even when importing all of std, at least namespace collisions in C++ will result in some somewhat sane compiler error. I not so fondly remember a day hunting down a cryptic C compiler error coming from some header that had #define F1 ..., replacing F1 in my file by some cryptic mess...