If they won’t compile, how would you fix them, and if they do compile, what would be their output?
A bunch of Java components, in full costume, are playing a party game, “Who am I?
I guess I have to do this in a boolean form but I don't know how I'm going to do that. Another reason a boolean might be inappropriate is that in some countries it is illegal in some situations to require people to disclose their gender.
For this reason you may wish to provide an enum with three options: the third is to store that the gender was not disclosed.
In this case, you’re calling the method for the work it does . A Getter’s sole purpose in life is to send back, as a return value, the value of whatever it is that particular Getter is supposed to be Getting. Because what’s to prevent: Doesn’t take a Ph D here. The point is, you can do whatever you want in the setter method, whereas you can’t do But sometimes I see setter methods that simply set the value without checking anything.