In an effort to clean up license redundancies, Oracle is planning on changing the Java SE eval license (meaning, the license people accept prior to downloading beta/pre-production/early access builds of Oracle's Java SE binaries) from this Oracle "pre production" license, to a standard OTN "Early Access" license. If you're a user of early builds of Java SE binaries, please comment if yo see any issues with making this switch.

Last month, JDK 7u2 was released. The release has a few correctness fixes for the Project Coin features, two Diamond fixes and one fix to Strings in Switch.

This tutorial documents the Java file I/O mechanism introduced in the JDK 7 release, which offers more robust file I/O and far greater functionality. It also includes map from the old I/O API to the new API.

Developer Fabrizio Giudici discusses the Actor programming model, including the basic principles and some sample code.

JBoss Releases Hibernate 4.0 which comes with Multi-tenancy support, the introduction of a standard mechanism for writing Hibernate extensions, initial refactorings towards OSGI and several other cleanups. By Kostis Kapelonis

Oracle ACE Lucas Jellema reviews the new functionality in NetBeans IDE 7.1, including JavaFX 2.0 support, refactoring enhancements and Maven 3 integration.

Bordeaux Francois provides a how-to entry on installing and setting up a cluster of the latest GlassFish 3.1.1 on an environment with nothing pre-installed (no java, xauth, etc.), over multiple machines, including a load-balancer tier.

We want to make it very easy for you to be able to store any amount of semistructured data and to be able to read, write, and modify it quickly, efficiently, and with predictable performance. We don't want you to...

A tutorial on how to deploy a Java EE application on a JBoss AS 7 on the cloud, using OpenShift Express.

An article that shows how to use ZK in an OSGi environment with an example that demonstrates how to develop plug-in based applications using OSGi bundles as base for plug-ins.

Gil Tene talks to Charles Humble about different garbage collection techniques, and specific collectors including Azul's C4, IBM's Balanced GC, and Oracle's Garbage First, before moving on to discuss both the JCP and OpenJDK. By Gil Tene

Following on from the success of last year's World IPv6 day, in which major organisations such as Facebook and Google enabled IPv6 connectivity for a 24h period, the Internet Society has announced Google, Facebook, Yahoo and Bing) and on World IPv6 Launch Day (6th June 2012) the websites will switch on their IPv6 support and leave it permanently enabled. By Alex Blewitt

There are several places within the JavaFX 2 documentation that the sample application Ensemble is referenced. Ensemble is the largest JavaFX sample application provided in the JavaFX 2.0 samples. Acquiring the JavaFX 2 samples, using the JavaFX 2 samples, and learning from the JavaFX 2 samples are the subjects of this post. ...

In a web application, it can be useful to get the logged on user's name and display it within a web page, for example as a link to allow the user to edit their profile. In a Spring Web application the username can easily be obtained in a controller and passed via a map to the user interface. To get the username in a controller class, we would use the...

In the previous article, we have learned how to create a simple web service. In this article, we discuss how to access this web service and use it. To access the web service, we need to know the service artifacts and it's location.

All Android phones must have a back button for the

It's easy to collect unit test code coverage because all of the common tools are geared up for it. This article will explain how you can add unit test coverage to your Maven application in 10 minutes. We will use the excellent Jacoco code coverage library to show how easy it is. Examples All of the examples come from this...