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java Programming Glossary: illustrateThe difference between Classes, Objects, and Instances http://stackoverflow.com/questions/1215881/the-difference-between-classes-objects-and-instances class object and instance in the context of java Please illustrate your answer with examples. java class object instance share..
Is there any way to accept only numeric values in a JTextField? http://stackoverflow.com/questions/1313390/is-there-any-way-to-accept-only-numeric-values-in-a-jtextfield a character in a text field and it does not appear. Let me illustrate this with some code quite some code actually . First the small..
What is an “internal address” in Java? http://stackoverflow.com/questions/13860194/what-is-an-internal-address-in-java but I am looking for more details. Here is an example to illustrate my concern Field theUnsafe Unsafe.class.getDeclaredField theUnsafe..
what is the difference between 'super' and 'extends' in Java Generics [duplicate] http://stackoverflow.com/questions/1910892/what-is-the-difference-between-super-and-extends-in-java-generics tutorials at sun.com but I'm still lost. Can somebody illustrate with examples Thanks java generics share improve this question..
http://stackoverflow.com/questions/2660827/java-generics-covariance . The code snippet above the quoted line seems to illustrate WHAT is illegal in java and not WHY. It would be very helpful..
Java MVC - How to divide a done text game into MVC? http://stackoverflow.com/questions/2687345/java-mvc-how-to-divide-a-done-text-game-into-mvc view. This simple game was designed specifically to illustrate the concepts. The section named Design elaborates in more detail...
Map enum in JPA with fixed values? http://stackoverflow.com/questions/2751733/map-enum-in-jpa-with-fixed-values and perform a translation in getters and setters. I'll illustrate the latest option this is a basic implementation tweak it as..
What is a raw type and why shouldn't we use it? http://stackoverflow.com/questions/2770321/what-is-a-raw-type-and-why-shouldnt-we-use-it a superclass or superinterface of R . Here's an example to illustrate public class MyType E class Inner static class Nested public.. not if you use a parameterized type like List Object . To illustrate the point consider the following method which takes a List Object..
GUI not working after rewriting to MVC http://stackoverflow.com/questions/3066590/gui-not-working-after-rewriting-to-mvc shows an MVC implementation of a much simpler game that illustrates similar principles. Note that the Model manages a single Piece.. the View . This somewhat more complex game was designed to illustrate the same concepts. Addendum I've modified the original example..
What's wrong with overridable method calls in constructors? http://stackoverflow.com/questions/3404301/whats-wrong-with-overridable-method-calls-in-constructors method will not behave as expected. Here's an example to illustrate public class ConstructorCallsOverride public static void main..
Multiple wildcards on a generic methods makes Java compiler (and me!) very confused http://stackoverflow.com/questions/3546745/multiple-wildcards-on-a-generic-methods-makes-java-compiler-and-me-very-confu are lists of ANY type. Snippets Here's a snippet to illustrate the above points List List lolAny new ArrayList List lolAny.add.. error when applied to List Integer Both can CC To further illustrate why some can CC and others can't consider the following rule..
Why does this go into an infinite loop? http://stackoverflow.com/questions/3831341/why-does-this-go-into-an-infinite-loop for all I know there could be much more idiomatic ways to illustrate this point. Perhaps if we write out a method to do the equivalent.. in the example above I've thrown together a quick demo to illustrate that this intermediate value does indeed exist though it will..
Does calling clone() on an array also clone its contents? http://stackoverflow.com/questions/5821851/does-calling-clone-on-an-array-also-clone-its-contents want deep cloning check this answer A little example to illustrate the shallowness of clone even if the elements are Cloneable..
Changing JPanel Graphics g color drawing line http://stackoverflow.com/questions/6105393/changing-jpanel-graphics-g-color-drawing-line that doesn't do quite what you are trying to do but does illustrate use of a BufferedImage with drawing. This program changes the..
Why do we usually use `||` not `|`, what is the difference? http://stackoverflow.com/questions/7101992/why-do-we-usually-use-not-what-is-the-difference or not most of the time you want to. A good way to illustrate the benefits of short circuiting would be to consider the following..
http://stackoverflow.com/questions/9010734/why-do-i-need-to-nest-a-component-with-rendered-some-in-another-component-w curious as to understand the workings around this. Let me illustrate with an example I have a facelet .xhtml page that looks like..
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