Do you want to know how to develop your skillset to become a Java Rockstar?

Subscribe to our newsletter to start Rocking right now!

To get you started we give you our best selling eBooks for FREE!


1. JPA Mini Book

2. JVM Troubleshooting Guide

3. JUnit Tutorial for Unit Testing

4. Java Annotations Tutorial

5. Java Interview Questions


and many more ....



Neo4j: Dynamically add property/Set dynamic property

I’ve been playing around with a dataset which has the timetable for the national rail in the UK and they give you departure and arrival times of each train in a textual format. For example, the node to represent a stop could be created like this: CREATE (stop:Stop {arrival: "0802", departure: "0803H"}) That time format isn’t particular amenable to querying ...

Read More »

What’s New in CUBA Platform 6.3

We are proud to announce the general availability of the new release of the CUBA Platform and Studio! Perhaps this is one of the most feature-rich platform releases ever – there are important changes on all levels: architecture, extensibility, API usability, and performance. This article covers major enhancements of the platform. The full list of changes is available in release ...

Read More »

Keeping Your Logs From Becoming an Unreadable Mess

When you run into a strange, seemingly unsolvable bug, improving your logging can be the best step you can take. Great logging is the easiest way to detect and fix entire classes of bugs. When you log enough information, you can see how your data changes during a request. You can track the calls you make to other services, and ...

Read More »

Do you really need instanceof?

Using instanceof is a code smell. I think we may agree on that. Whenever I see a construction like that I’m sure that something went awry. Maybe someone just didn’t notice a problem when making a change? Maybe there was an idea, but it was so complex that it required so much effort or time that a developer made a ...

Read More »

Drools 6.5.0.Final is available

The latests and greatest Drools 6.5.0.Final release is now available for download. This is an incremental release on our previous build that focus on a few key improvements to round up the 6.x series. You can find more details, downloads and documentation here: Drools website Downloads Documentation Release Notes Read below some of the highlights of the release. You can also ...

Read More »

4 Hot Business Intelligence Trends: When Business Intelligence Meets Big Data (Part 1 of 4)

Business intelligence (BI), which is one of the oldest concepts in data processing, is undergoing a radical reinvention. The concept has already evolved considerably since it first gained popularity in the early 1990s (and particularly since its first mention in the Cyclopædia of Commercial and Business Anecdotes in 1865!). In fact, the quest to mine transactional data for business insight ...

Read More »

An agile introduction to DevOps – Working software

The agile manifesto says we value working software. What is working software anyway? We can talk about software working in different contexts. First are the non-tangible parts (more working than software): Idea – The ideas for the product we’re going to build need to make sense and solve the our customer problem Design – We need to have a proper ...

Read More »

Forwarding Logs From All Containers Running Anywhere Inside A Docker Swarm Cluster

In this article, we’ll discuss a way to forward logs from containers created as Docker Swarm services inside our clusters. We’ll use the ELK stack. They’ll be forwarded from containers to LogStash and, from there, to ElasticSearch. Once in the database, they will be available through Kibana. Environment Setup We’ll start by creating a Docker Swarm cluster. I will assume ...

Read More »

Want to take your Java skills to the next level?

Grab our programming books for FREE!

Here are some of the eBooks you will get:

  • Spring Interview QnA
  • Multithreading & Concurrency QnA
  • JPA Minibook
  • JVM Troubleshooting Guide
  • Advanced Java
  • Java Interview QnA
  • Java Design Patterns