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1. JPA Mini Book

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Solving “Water buckets” problem using Scala

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I recently came across a puzzle called the “Water Buckets” problem in this book, which totally stumped me. You have a 12-gallon bucket, an 8-gallon bucket and a 5-gallon bucket. The 12-gallon bucket is full of water and the other two are empty. Without using any additional water how can you divide the twelve gallons of water equally so that ...

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The New Agile–Why Is Agile So Popular?

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Is it the cool name? Is it the actual successes? Is it the drawings with lots of loops in them? Might be all, but above all else, there are the perceived (and maybe the not actual) value of agile, that organizations want. Let’s look at those:     Reduced waste – When Lean was given its name, it was a ...

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Exposing HTTP Restful API with Inbound Adapters. Part 1 (XML)

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1. Introduction The purpose of this post is to implement an HTTP Restful API using Spring Integration HTTP inbound adapters. This tutorial is divided into two parts:               XML configuration example (this same post). Java DSL example. This will be explained in the next part of this tutorial, showing how to configure the application ...

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You Do Need Independent Technical Reviews!

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Do you have a team of brilliant and enthusiastic programmers? Of course! You’ve carefully chosen them from a hundred candidates! Are they passionate about the product? Absolutely! They use cutting-edge technologies, never sleep, and hardly eat or drink anything except coffee! Do they believe in your business success? No doubts about it; they live and breathe all those features, releases, ...

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Why I Won’t Accept ANY Magic Number

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One of the first things I like to establish in a new project is the use of tools like Checkstyle and Findbugs in order to codify some code guidelines and to avoid bugs that can be determined by static code analysis. Sooner or later with these tools one stumbles over a case where people have the feeling it is going ...

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Java EE Workflows on OpenShift (Tech Tip #64)

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                        This webinar shows how create a Java EE workflow on OpenShift using WildFly, JBoss Tools, Forge, Arquillian, and OpenShift. Specifically it talks about: How a Java EE application can be easily developed using JBoss Developer Studio and deployed directly to OpenShift Set up Test and Production instances on OpenShift ...

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JavaFX in the browser

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Lately Carl Dea and I have started a new project to bring JavaFX 8 into the browser. Today I want to introduce the first two proof-of-concepts that we created to see if this idea is feasible at all. For the impatient, here are the links to the PoCs. But be warned, startup time is horrible at this point. It can ...

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