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Java 8 Optional: What's the Point?

 There's a new feature in Java 8 called the Optional class which is supposed to cure NullPointerExceptions. Apparently these annoy developers more than I...

29 replies - 15400 views - 05/08/14 by Hugues Johnson in Articles

Hibernate Debugging - Finding the origin of a Query

It's not always immediate why and in which part of the program is Hibernate generating a given SQL query, especially if we are dealing with code that we did...

0 replies - 8451 views - 05/08/14 by Aleksey Novik in Articles

How to Generate a Random String in Java using Apache Commons Lang

In a previous post, we had shared a small function that generated random string in Java. It turns out that similar functionality is available from a class...

1 replies - 6506 views - 05/06/14 by Faheem Sohail in Articles

What's Wrong in Java 8, Part II: Functions & Primitives

Tony Hoare called the invention of the null reference the “billion dollars mistake”. May be the use of primitives in Java could be called the million...

0 replies - 17410 views - 05/05/14 by Pierre-yves Saumont in Articles

10 Features in Java 8 You Haven't Heard Of

Lambdas lambdas lambdas. That’s all you ever hear about when talking about Java 8. But that’s just one part. Java 8 has a lot of new features - some are...

4 replies - 28130 views - 05/02/14 by Chen Harel in Articles

Play Framework 2.2.3

Play framework 2.2.3 was released with some fixes. Please check out changelog  for more details. I suggest you download Typesafe Activator  that was...

0 replies - 792 views - 05/01/14 by Keuller Magalhães in Announcements

Node.js Technology and How to Use It

Nowadays Node.js is a quickly developing technology and has already became very popular. Let's have a look what this technology can be used for, its advantages...

0 replies - 3508 views - 04/30/14 by Natalia Pankova in Articles

Java EE: The Basics

Wanted to go through some of the basic tenets, the technical terminology related to Java EE. For many people, Java EE/J2EE still mean Servlets, JSPs or...

0 replies - 5512 views - 04/29/14 by Abhishek Gupta in Articles

May 6, 14, 21: Free Virtual Java Developer Days

Virtual Developer Day: Java 2014 is on May 6th (Americas), May 14th (EMEA), and May 21st (APAC). Consisting of completely new content especially created...

0 replies - 1948 views - 04/25/14 by Geertjan Wielenga in Announcements

An intro so Groovy/Spock testing, why you should consider it

As a developer, testing is very important. Some developers have the mindset of “Meh, I write code, testing is a QAs job”, which is pretty poor. It’s much...

0 replies - 6306 views - 04/25/14 by James Elsey in Articles

Developing Java web apps with a lightweight IDE

We spend a lot of time hacking with our Java IDEs (IntelliJ and Eclipse) trying to find the fastest development setting. In this sense web app development is a...

0 replies - 3478 views - 04/23/14 by Ignacio Coloma in Articles

JPPF 4.1

JPPF makes it easy to parallelize computationally intensive tasks and execute them on a Grid. JPPF 4.1 brings node provisioning, customizable node connection...

0 replies - 461 views - 04/21/14 by Laurent Cohen in Announcements

Java String length confusion

Facts and TerminologyAs you probably know, Java uses UTF-16 to represent Strings. In order to understand the confusion about String.length(), you need to be...

0 replies - 5312 views - 04/21/14 by Jonatan Ivanov in Articles

New Parallelism APIs in Java 8: Behind The Glitz and Glamour

  I'm a great multi-tasker. Even as I'm writing this post, I can still find room to feel awkward about a remark I made yesterday at a party that had...

0 replies - 3264 views - 04/15/14 by Chen Harel in Articles

Is the Search Space of an Optimization Really a Big Problem?

Given an planning or optimization problem, how big is the search space? Can we hope to enumerate every possible solution, looking for the optimal solution?...

1 replies - 1424 views - 04/14/14 by Geoffrey De Smet in Articles

Export Audit Trail from Database SOA 10g and 11g

For a long time I thought that was impossible to query the SOA composite instance audit trail directly from database. Several references on internet said...

0 replies - 3830 views - 04/14/14 by Gilberto Holms in Articles

OpenWGA 6.3 controls attachments and optimizes image sizes - new REST-API and Cluster Communication & Management Service

The new version 6.3 of the Java-based open source CMS OpenWGA boasts new automatisms in the treatment of file attachments and presentation of images on...

0 replies - 365 views - 04/12/14 by Wolfgang Schmidetzki in Announcements

Joget Workflow v4 Released

The Joget team is pleased to announce that the stable version of Joget Workflow v4  (4.0.2) is now released. Joget Workflow is an open...

0 replies - 722 views - 04/09/14 by Julian Khoo in Announcements

The Rabbit is Out of the Hat - RabbitMQ Essentials

The rabbit is out of the hat: I'm indeed working on a new book. It's called "RabbitMQ Essentials" and is published by PackT Publishing. Yes, you're reading...

0 replies - 3888 views - 04/09/14 by David Dossot in Articles

Analysing Garbage Collector logs with IBM Pattern Modeling and Analysis Tool

Steps 1)  Add the following GC parameters to your program -Xloggc:C:/codelatest1/gc.log -XX:+PrintGCDetails...

0 replies - 3901 views - 04/08/14 by Achala Chathura... in Articles