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java Programming Glossary: subclassWhy is Java Vector class considered obsolete or deprecated? http://stackoverflow.com/questions/1386275/why-is-java-vector-class-considered-obsolete-or-deprecated then is it fine to use Vector What about Stack which is a subclass of Vector what should I use instead of it java vector stack..
Why doesn't Java allow overriding of static methods? http://stackoverflow.com/questions/2223386/why-doesnt-java-allow-overriding-of-static-methods of a class. The point of polymorphism is that you can subclass a class and the objects implementing those subclasses will have.. can subclass a class and the objects implementing those subclasses will have different behaviors for the same methods defined.. methods defined in the superclass and overridden in the subclasses . A static method is not associated with any instance of a..
Placing component on Glass Pane http://stackoverflow.com/questions/2561690/placing-component-on-glass-pane component on Glass Pane I have a subclass of JLabel that forms a component of my GUI. I have implemented..
Is List<Dog> a subclass of List<Animal>? Why aren't Java's generics implicitly polymorphic? http://stackoverflow.com/questions/2745265/is-listdog-a-subclass-of-listanimal-why-arent-javas-generics-implicitly-p List Dog a subclass of List Animal Why aren't Java's generics implicitly polymorphic..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog true The AsyncTask will look like this usually subclasses of AsyncTask are declared inside the activity class. that.. us to update our thread from a service IntentService is a subclass of Service which spawns a thread to do background work from..
What's wrong with overridable method calls in constructors? http://stackoverflow.com/questions/3404301/whats-wrong-with-overridable-method-calls-in-constructors of otherwise abstract methods to the super constructor in subclasses. But that could be hard to read with many parameters. java.. will result. The superclass constructor runs before the subclass constructor so the overriding method in the subclass will be.. the subclass constructor so the overriding method in the subclass will be invoked before the subclass constructor has run. If..
How to create dynamic JSF 1.2 form fields http://stackoverflow.com/questions/3510614/how-to-create-dynamic-jsf-1-2-form-fields complete code examples and not answers like `You need a subclass of javax.faces.component.UIComponent` . UPDATE This is how I..
How are Anonymous (inner) classes used in Java? http://stackoverflow.com/questions/355167/how-are-anonymous-inner-classes-used-in-java such as overloading methods without having to actually subclass a class. I tend to use it as a shortcut for attaching an event..
How do you find all subclasses of a given class in Java? http://stackoverflow.com/questions/492184/how-do-you-find-all-subclasses-of-a-given-class-in-java do you find all subclasses of a given class in Java How does one go about and try to.. class in Java How does one go about and try to find all subclasses of a given class or all implementors of a given interface.. the class path Load each class and test to see if it is a subclass or implementor of the desired class or interface In Eclipse..
Calling awt Frame methods from subclass http://stackoverflow.com/questions/5665156/calling-awt-frame-methods-from-subclass awt Frame methods from subclass This question is about Frames Java and Processing . This questions..
Creating a custom button in Java with JButton http://stackoverflow.com/questions/5751311/creating-a-custom-button-in-java-with-jbutton things and you will get idea the first move is to subclass JButton . Then in your subclass start by redefining the paintComponent.. idea the first move is to subclass JButton . Then in your subclass start by redefining the paintComponent Graphics method. If you..
Why is super.super.method(); not allowed in Java? http://stackoverflow.com/questions/586363/why-is-super-super-method-not-allowed-in-java For example suppose we have a base collection of items a subclass representing a collection of red items and a subclass of that.. a subclass representing a collection of red items and a subclass of that representing a collection of big red items . It makes..
Java: checked vs unchecked exception explanation http://stackoverflow.com/questions/6115896/java-checked-vs-unchecked-exception-explanation most languages don't have them. So you can always throw a subclass of RuntimeException unchecked exception However I think checked.. questions No. NumberFormatException is unchecked is subclass of RuntimeException . Why I don't know. but there should have..
Interview : Can we instantiate abstract class? http://stackoverflow.com/questions/13670991/interview-can-we-instantiate-abstract-class see that the class being instantiated is an Anonymous SubClass you just need to compile both your classes. Suppose you put..
Java Generics: Cannot cast List<SubClass> to List<SuperClass>? http://stackoverflow.com/questions/3246137/java-generics-cannot-cast-listsubclass-to-listsuperclass Generics Cannot cast List SubClass to List SuperClass Just come across with this problem List..
Type erasure, overriding and generics http://stackoverflow.com/questions/502614/type-erasure-overriding-and-generics instead Name clash The method fooMethod Class of type SubClass has the same erasure as fooMethod Class of type SuperClass but.. does not override it The method fooMethod Class of type SubClass must override a superclass method Edit java version says Java..
Most efficient way to cast List<SubClass> to List<BaseClass> http://stackoverflow.com/questions/5082044/most-efficient-way-to-cast-listsubclass-to-listbaseclass efficient way to cast List SubClass to List BaseClass I have a List SubClass that I want to treat.. way to cast List SubClass to List BaseClass I have a List SubClass that I want to treat as a List BaseClass . It seems like it.. . It seems like it shouldn't be a problem since casting a SubClass to a BaseClass is a snap but my compiler complains that the..
How do I load my own Java class in C on Android? http://stackoverflow.com/questions/6838397/how-do-i-load-my-own-java-class-in-c-on-android Thus I have Java code like this src com example my package SubClass.java package com.example.my.package import android.foo.TheSuperClass.. import android.foo.TheSuperClass public class SubClass extends TheSuperClass public SubClass setImportantProperty true.. public class SubClass extends TheSuperClass public SubClass setImportantProperty true I also have C code like this Some..
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