The question of accepting homosexuality has been a controversial issue for the United Church in the latter part of the 20th century â insofar as many conservatives involved with the church, on the one hand, have regarded its denunciation as essential to Old Testament biblical teachings.
A callback function is essentially a pattern (an established solution to a common problem), and therefore, the use of a callback function is also known as a callback pattern. Consider this common use of a callback function in jQuery:
The callback function is excutable code that is called through a function pointer. You pass a callback function pointer as an argument to other code, or register callback function pointer in somewhere. When something happens, the callback function is invoked.