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How to load JAR files dynamically at Runtime?
Why is it so hard to do this in Java? If you want to have any kind of module system you need to be able to load JAR files dynamically. I'm told there's a way of doing it by writing your own ClassLoader , but that's a lot of work for something that should (in my mind at least) be as easy as calling ...
How to implement a tree data-structure in Java? [closed]
Is there any standard Java library class to represent a tree in Java?
24 Answers
24
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Sorted collection in Java
I'm a beginner in Java. Please suggest which collection(s) can/should be used for maintaining a sorted list in Java. I have tried Map and Set , but they weren't what I was looking for.
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Naming of enums in Java: Singular or Plural?
Is there an "official" recommendation of how to name Java enums?
2 Answers
2
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Unbound classpath container in Eclipse
...ct file seems have to have advantages and is even recommended practice for Java projects (personally, I would not do that).
Maybe some of the following work for you:
Edit the project's properties (right-click project, Properties, Java Build Path, Libraries, Remove and Add Library.
Import the proj...
How do I declare and initialize an array in Java?
How do I declare and initialize an array in Java?
28 Answers
28
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What is the Java equivalent of PHP var_dump?
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It is not quite as baked-in in Java, so you don't get this for free. It is done with convention rather than language constructs. In all data transfer classes (and maybe even in all classes you write...), you should implement a sensible toString method. ...
Glorified classes in the Java language
Some classes in the standard Java API are treated slightly different from other classes. I'm talking about those classes that couldn't be implemented without special support from the compiler and/or JVM.
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Java volatile reference vs. AtomicReference
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Short answer is: No.
From the java.util.concurrent.atomic package documentation. To quote:
The memory effects for accesses and updates of atomics generally follow the rules for volatiles:
get has the memory effects of reading a volatile variab...
How to declare or mark a Java method as deprecated?
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Use @Deprecated on method. Don't forget about clarifying javadoc field:
/**
* Does some thing in old style.
*
* @deprecated use {@link #new()} instead.
*/
@Deprecated
public void old() {
// ...
}
sh...