Top "Superclass" questions

method must call super() error in Netbeans

Recently I've made a Netbeans project and I am using SVN along with it. I am seeing duplicate class error, …

java swing netbeans charts superclass

Why is super class constructor always called

I have the following 2 classes public class classA { classA() { System.out.println("A"); } } class classB extends classA { classB() { System.out.…

java inheritance superclass default-constructor

Can't find interface declaration for my IOS view controller

I'm getting this error: "Cannot find interface declaration for 'BaseViewController', superclass of 'ViewController'. Here's the situation: AppDelegate: Subclass of NSObject …

ios inheritance header superclass

Calling Superclass Method From Subclass - JavaScript

Possible Duplicate: set attribute with javascript super method I am trying to create a simple game in HTML5 for fun. …

javascript inheritance canvas subclass superclass

Preventing a class from direct instantiation in Python

I have a super class with a method that calls other methods that are only defined in its sub classes. …

python class oop locking superclass

Java Web Services/JAXB - Abstract superclass

I have a package with JAXB annotated classes with an abstract superclass. I want to use this superclass in web …

java web-services jaxb superclass

Does a subclass NEED to have a constructor?

I've been learning about inheritance and I was just curious. I know that the subclass will automatically call the superclass's …

java subclass superclass

Java: returning subclass in superclass method signature

I'm working on a problem where there are several implementations of Foo, accompanied by several FooBuilder's. While Foo's share several …

java interface subclass superclass

Checking if A is superclass of B in Python

class p1(object): pass class p2(p1): pass So p2 is the subclass of p1. Is there a way to …

python reflection superclass

Java: Force subclasses to override methods of the Superclass

How can I write a method and force the subclasses to override this method. In Eclipse it should show in …

java methods overriding superclass