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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...
Choosing a Java Web Framework now? [closed]
...ng a large website which is built on a custom developed mvc framework to a java based web framework which provides built-in support for ajax, rich media content, mashup, templates based layout, validation, maximum html/java code separation. Grails looked like a good choice, however, we do not want t...
What is the list of valid @SuppressWarnings warning names in Java?
What is the list of valid @SuppressWarnings warning names in Java?
9 Answers
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How to find a Java Memory Leak
How do you find a memory leak in Java (using, for example, JHat)? I have tried to load the heap dump up in JHat to take a basic look. However, I do not understand how I am supposed to be able to find the root reference ( ref ) or whatever it is called. Basically, I can tell that there are several hu...
JSF vs Facelets vs JSP [duplicate]
I can't seem to get a clear answer as to the concrete difference between Java Server Faces vs. so-called facelets . Can anyone give me a clear-as-day answer?!?
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Type hinting a collection of a specified type
...eady uses this standard, and doesn't require any new syntax.
http://mypy-lang.org/
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How do I find the caller of a method using stacktrace or reflection?
...kTraceElements = Thread.currentThread().getStackTrace()
According to the Javadocs:
The last element of the array represents the bottom of the stack, which is the least recent method invocation in the sequence.
A StackTraceElement has getClassName(), getFileName(), getLineNumber() and getMet...
Java: Difference between PrintStream and PrintWriter
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Since Java 1.5, PrintStream has not been limited to using the platform default encoding; there are constructors that accepts a charset name. Thus the distinctions between PrintStream and PrintWriter are that a PrintWriter cannot wr...
JMS and AMQP - RabbitMQ
...e not a teacher :) ) Let's see all of these one by one.
As you know:
The Java Message Service (JMS) API is a Java Message Oriented Middleware (MOM) API for sending messages between two or more clients. JMS is a part of the Java Platform, Enterprise Edition, and is defined by a specification develo...
A simple scenario using wait() and notify() in java
...ad will call wait() again.
As some of the other answers have mentioned, Java 1.5 introduced a new concurrency library (in the java.util.concurrent package) which was designed to provide a higher level abstraction over the wait/notify mechanism. Using these new features, you could rewrite the orig...