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The various techniques used for maintaining stable program state in circumstances that, if not taken care of ("handled"), could cause serious issues, including logical bugs and abrupt execution termination.

35 votes

Returning status codes from business layer

Status codes have long gone the way of the Dodo --- made extinct by exceptions, actually. The problem with a status code is that it can be ignored. An exception cannot. Consider these two examples. …
Greg Burghardt's user avatar