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 ....

 

Microservices for Enterprises Part I

software-development-2-logo

Technology is the foundation of differentiation whether you’re a large enterprise or the small startup. If businesses fail to embrace that fact, they run the risk of losing marketshare and ultimately headed for the history books. Providing new services, products, or innovative creativity to improve the experience of existing services all have a foundation in technology and IT can help ...

Read More »

Java 8 Lambdas in One Line

java-logo

If you understand this line, or better still can write this code you can pretty much say that you have understood the essence of Java 8 Lambdas. Certainly in as much as they can be used with collections. I found this in a recent presentation by Peter Lawrey.  (Definitely worth watching the whole presentation when you have a spare hour.) Anyway ...

Read More »

Getting Notified About RabbitMQ Cluster Partitioning

rabbitmq-logo

If you are running RabbitMQ in a cluster, it is not unlikely that the cluster gets partitioned (part of the cluster losing connection to the rest). The basic commands to show the status and configure the behaviour is explained in the linked page above. And when partitioning happens, you want to first be notified about that, and second – resolve ...

Read More »

Alternating between Spray-servlet and Spray-can

akka-logo

On a server you may want to deploy your application as a war. How to build a war with spray-servlet. Locally it’s easiest to run without an application server. We include both the spray-servlet and spray-can dependencies: name := "sprayApiExample" version := "1.0" scalaVersion := "2.11.6" libraryDependencies ++= { val akkaV = "2.3.9" val sprayV = "1.3.3" Seq( "io.spray" %% ...

Read More »

5 Ways to Destroy Your Productivity

software-development-2-logo

Hey you. Yeah, you. Want to know how to absolutely and utterly destroy your productivity? Good. You’ve come to the right place. Being productive is overrated. I mean really. What good does it get you? The more work you get done, the more work you get asked to do. So, here are a few quick tips that will help ensure ...

Read More »

Spring from the Trenches: Injecting Property Values Into Configuration Beans

spring-interview-questions-answers

Spring Framework has a good support for injecting property values found from properties files into bean or @Configuration classes. However, if we inject individual property values into these classes, we will face some problems. This blog post identifies these problems and describes how we can solve them. Let’s get started. If you use Spring Boot, you should use its typesafe ...

Read More »

Biological computer simulation of selfish genes

software-development-2-logo

TL;DR: I did a computer simulation of behavior evolution of monkeys, continue reading to see how problem was stated originally in The Selfish Gene. First part shows my Java implementation, second part shows charted results and conclusions. The problem I read The Selfish Gene by Richard Dawkins recently, very wide-opening book despite being 40 years old. While the original text ...

Read More »

A way to read properties with variable interpolation

java-logo

Recently, I tried to define and read a global properties in an application server. The benefit of such property configured in the application server – it can be shared across all web applications that are deployed on this server. Every deployed application can read the same property which is configured just once at one place. What I tried to do ...

Read More »
Want to take your Java Skills to the next level?
Grab our programming books for FREE!
  • Save time by leveraging our field-tested solutions to common problems.
  • The books cover a wide range of topics, from JPA and JUnit, to JMeter and Android.
  • Each book comes as a standalone guide (with source code provided), so that you use it as reference.
Last Step ...

Where should we send the free eBooks?

Good Work!
To download the books, please verify your email address by following the instructions found on the email we just sent you.