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Code Smell 160 - Invalid Id = 9999
TL;DR: Don't couple real IDs with invalid ones. In fact: Avoid IDs. Problems Bijection violation You might reach the invalid ID sooner than your think Don't use nulls for invalid IDs either Coupling flags from caller to functions Solutions Mo...
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Gary McMeekin
Full Stack Cloud Developer
Isn't there a boolean-to-int conversion and that will result in a valid domain object of 0 (zero)? Maybe C handles this better than Javascript does.