Can someone explain the differences between ternary operator shorthand (?:) and null coalescing operator (??) in PHP? When do they behave differently and when in the same way (if that even happens)...

The ternary operator in many languages works like so: x = f() ? f() : g() Where if f() is truthy then x is assigned the value of f(), otherwise it is assigned the value of g(). However, some lan...

I realized recently that you can use the ternary operator in GCC and clang without a middle (?: or ? : works) and it will insert the first expression into the middle: // outputs 2 cout <&...