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At the JavaOne 2013 Java Technical Keynote, there was a series of demos of software that enables two people to play chess, using some of Java's latest features, including Java EE 7 Websockets, many variations of Java 8 (recent weekly builds), Lambda Expressions, Java ME, Embedded Java, ... It was an impressive demo of many of Java's recently-released and not-yet-finally-released capabilities,...
on Sep 23, 2013
Hi, this post will try to guide you to develope an BlackBerry+LWUIT easy sample using Netbeans 6.9. I was looking for a simple step by step guide to do it, but i found that many resources were removed, making the learning a little hard. But here i present a very simple and functional tutorial about this, enjoy it...   1. Download the JDE versions, I recommend 4.7.x (for Storm support...
on Nov 12, 2010

Java User Groups

Looking Forward to JavaOne Sunday: JUG Forums, NetBeans Day, GlassFish, Technical Keynotes, Duke's Choice Awards It used to be that Sunday was a fairly relaxing day for most. Not anymore! This year, Sunday is already overcrowded with many more events and sessions than one can possibly attend, as the JavaOne 2013 Content Catalog Sunday entries demonstrate. Sunday's activity can be divided into...
on Sep 22, 2013

Java Desktop

Visual Library is a library in NetBeans, which you can use in standalone Java apps, for doing beautiful, complex, animated layouts. JUNG is a library for exploring graphs of connected data. What if we put those two things together? That's what I did. The result is on GitHub. Video demo and more info over on my blog.
on Sep 4, 2013
Creating a JavaFX 2 (or should I say FX8) application can be a time consuming task. We all got used to powerful frameworks helping us creating such applications based on Swing (NetBeans Platform) or SWT (Eclipse). There even was an attempt at getting this standardized in Java for Swing - JAF anyone? So where is such an application framework based on JavaFX 2/8, which leverages all the nice...
on Mar 24, 2013
Tuesday at Jfokus 2013 started in a large auditorium filled with more than 1500 Jfokus attendees, who heard Jfokus founder Mattias Karlsson launch the conference in an introduction that included an appearance by Stephen Chin, who had spent the previous night sailing the icy Baltic Ocean on the Vaadin Cruise from Finland. The conversation also introduced a new Java Champion, JRuby's Charles...
on Feb 5, 2013
  Running the new version of the Easy-Cassandra framework it main objective is making it easy the communication between Apache Cassandra and your application in java. With it you able create, update, retrieve, delete the java's objects in easy way and simple, for this you must add some annotation in Class and fields.   Characteristics     An ORM easy to use in Cassandra...
on Mar 17, 2012
Welcome java 7 part 3 -NIO 2 JSR 203   So like the coin project, in the NIO 2 there aren't unprecedented features in this e -specification, but now it's possible do some easier work I/Os in java. With the class are possible to perform several operations in simple mode. For that it needs and uses the, this interface represents files and...
on Oct 10, 2011
Given some information about Java 7, i will now show the imrovements to the latest version.In this article i use the netbeans version 7.0.1, for this you need to download the JDK 7 (the link is below the article). After downloading and installing Netbeans (but during the installation remember to select the JDK 7 path).   The first example will show switch with String, previously...
on Aug 21, 2011


In the last-completed poll, the community indicated that it overwhelmingly anticipates that Java 8 will be released this September. Meanwhile, our current poll, which has less than a week to go, asks for your view of the recently-released NetBeans Version 7.3. A total of 1178 votes were cast in the Java 8 poll. The exact question and results were: Will Java 8 be released in...
on Mar 16, 2013
I chatted briefly with consultant Anton Epple (@monacotoni) at JavaOne 2012 on the topic "Java/JVM technologies and your involvement in them": Kevin: What's great that's happened recently? Anton: JavaFX Canvas and NetBeans Project EASEL Kevin: What are you working on right now that's exciting? Anton: Angry Nerds for JavaFX Kevin: Some months from now I hope/plan to: Anton: Release a nice...
on Oct 1, 2012
I chatted briefly with Sven Reimers at JavaOne 2012 on the topic "Java/JVM technologies and your involvement in them": Kevin: What's great that's happened recently? Sven Reimers: JavaFX running on Raspberry Pi! Kevin: What are you working on right now that's exciting? Sven Reimers: FX UI for NetBeans Platform Kevin: Some months from now I hope/plan to: Sven Reimers: Release FX UI for...
on Oct 1, 2012
In this post I introduce Samplr: an open source, intelligent sampling profiler that can be embedded in any Java application for automatic identification of performance bottlenecks Tools of the Trade If you read the Developer Power story in the July/August issue of Oracle Java Magazine, you already know that I love VisualVM. It is the best tool I know for inspecting the inner workings of a...
on Aug 6, 2012
 We are pleased to announce the release of Glassfish 3.1.2 .  These are the highlights of some of the main features in Glassfish 3.1.2 Main Features Improved Administration Console with better startup time and option to load in background after server startup. [blog] Improved clustering with new DCOM Support for Windows (as an alternative to SSH for remote...
on Mar 2, 2012
This article has the main objective show a little example for persist information in Cassandra using java. For demonstrated the persistence with Cassandra will used the Easy-Cassandra, a framework open source for use this SGBG in an easy mode.   @ColumnFamilyValue(nome = "person")// public class Person implements Serializable {   private static final long...
on Jan 24, 2012
The latest poll suggests that NetBeans users have been quick in their adoption of the NetBeans IDE 7.1 Release. A total of 802 votes were cast in the poll, with the following results: How soon do you plan to start using the just-released NetBeans 7.1? 50% (405 votes) - I'm already using it 8% (65 votes) - Within the next month 6% (45 votes) - I'll upgrade eventually 2% (19 votes) -...
on Jan 21, 2012
Project NBTaskFocus makes the automatic tracking of your opened editor files available in its alpha version.  It provides two panels named 'Task Explorer' to see your tasks and the activation state of the task, and 'Task Details' to see your tracked opened file context.  As soon as you open any file in editor of NetBeans IDE it is added to the activated task as its context. ...
on Oct 11, 2011
NetBeans Platform lab at Devoxx 2010 Last week at Devoxx 2010, I had the pleasure to be part of the 3 hour NetBeans Platform lab by Geertjan Wielenga. During the "Advanced Random Stuff" part I showed how the slowness detection feature of the Netbeans IDE can be used in Netbeans RCP applications. This post describes how it works. What means slowness detection? Please see following links...
on Nov 22, 2010
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on Nov 22, 2010

Java Patterns

Some thoughts on caching, HTTP and otherwise over on
on Feb 28, 2013