Top "Subclass" questions

A subclass is a class that derives or inherits from a parent (or super) class.

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
In C# 4.0, is it possible to derive a class from a generic type parameter?

I've been trying this, but I can't seem to figure this out. I want to do this... public abstract class …

c# generics inheritance subclass derived-class
How can I determine if instance of class from Django model is subclass of another model?

I have a class called BankAccount as base class. I also have CheckingAccount and SavingsAccount classes that inherit from BankAccount. …

python django inheritance django-models subclass
How does inheritance of __slots__ in subclasses actually work?

In the Python data model reference section on slots there is a list of notes on using __slots__. I am …

python inheritance subclass slots
ObservableCollection : calling OnCollectionChanged with multiple new items

please note that I am trying to use NotifyCollectionChangedAction.Add action instead of .Reset. the latter does work, but it …

c# generics c#-4.0 subclass observablecollection
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
Objective C subclass that overrides a method in the superclass

In Objective C, if you are subclassing something, and are planning to override a method on the superclass, should you …

objective-c overriding subclass
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
Make SKSpriteNode subclass using Swift

I'm trying to create class which is a subclass of SKSpriteNode and I want to add other properties and functions …

ios swift sprite-kit subclass skspritenode
How do I subclass UITextField and override drawPlaceholderInRect to change Placeholder color

I have a 3 UITextField with placeholder text set. On one of the UITextField I want the placeholder text to be …

iphone objective-c ios uitextfield subclass