Campbell: It’s a bit surprising to see that only 19 of the top 50 donors are also on the Forbes 400, which lists the nation’s richest people. The wealthiest Americans have the most to give, and I would have expected to see more of them among the top 50 givers as well. Instead, what we see is that philanthropy is a higher and consistent priority more for some than for others, which I find disappointing.
Programming with C++11 to C++17
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People claim std::variant and std::visit provide a more "TYPE SAFE" way, but in fact they just provide some checks. It simply ensures that an invalid cast like (TypeA*) type_b_object is caught either at compile time (if the type is not in the variant at all) or at runtime (if the active type does not match), rather than silently producing undefined behavior as the hand-written version would.
void SetResolution(Resolution newRes) { mResolution = newRes; }