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Results tagged with polymorphism
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user 1343
Polymorphism is about using objects of a type uniformly, regardless of their subtype.
13
votes
Is method overloading anything more than syntactic sugar?
The term syntactic sugar typically refers to cases where the feature is defined by a substitution. The language doesn't define what a feature does, instead it defines that it is exactly equivalent to …
- 25k
15
votes
How do you make a GUI for a polymorphic class?
You can use a visitor pattern:
interface QuestionVisitor {
void multipleChoice(MultipleChoice);
void textBox(TextBox);
...
}
interface Question {
void visit(QuestionVisitor);
}
clas …
- 25k
1
vote
How do you use duck typing in javascript without always checking for properties and methods?
I know I could just not check, but tracking down javascript run time
errors can be a nightmare since they don't always happen where the
error is actually occurring in the code.
Indeed, the ty …
- 25k