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Manipulating JARs, WARs, and EARs on the Command Line

Although Java IDEs and numerous graphical tools make it easier than ever to view and manipulate the contents of Java archive (JAR, WAR, and EAR) files, there are times when I prefer ...
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The downside of version-less optimistic locking

Introduction In my previous post I demonstrated how you can scale optimistic locking through write-concerns splitting. Version-less optimistic locking is one lesser-known Hibernate ...
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REST Messages And Data Transfer Objects

In Patterns of Enterprise Application Architecture, Martin Fowler defines a Data Transfer Object (DTO) as:An object that carries data between processes in order to reduce the number ...
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Scala snippets 3: Lists together with Map, flatmap, zip and reduce

You can’t really talk about scala without going into the details of the Map, flatMap, zip and reduce functions. With these functions it is very easy to process the contents of ...
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Building dynamic responsive multi-level menus with plain HTML and OmniFaces

Recently, I had to create a responsive multi-level menu with JSF 2.2. Requirements: the menu should:                  be created with ...
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Soft Skills: The Developer’s Life Manual – Book review and Coupon

John Sonmez, member of our JCG Program, is the founder of Simple Programmer, where he tirelessly pursues his vision of transforming complex issues into simple solutions. He has published ...
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What’s up with Java EE 8 ?

Work on Java EE 8 is well on it’s way. Time to catch up! Dive in without further ado… Don’t forget Java EE 7 just yet….. Revolved around three important themesHTML 5 alignment ...
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Continuous Deployment: Strategies

This article is part of the Continuous Integration, Delivery and Deployment series. Previous article provided introduction to continuous deployment. In this one we’ll continue where ...
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Spring Data JPA Tutorial: Getting the Required Dependencies

Before we can create an application that uses Spring Data JPA, we need to get the required dependencies. This blog post identifies the required components and describes how we can get ...
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A Tech Lead Paradox: Technical Needs vs Business Needs

Agile Manifesto signatory Jim Highsmith talks about riding paradoxes in his approach to Adaptive Leadership. A leader will find themselves choosing between two solutions or two situations ...
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