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Core Java
Design Patterns in the 21st Century: The Abstract Factory Pattern
This is part two of my talk, Design Patterns in the 21st Century. This pattern is used everywhere in Java…
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Enterprise Java
jOOQ Tuesdays: Vlad Mihalcea Gives Deep Insight into SQL and Hibernate
Welcome to the jOOQ Tuesdays series. In this series, we’ll publish an article on the third Tuesday every other month…
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Enterprise Java
Spring From the Trenches: Returning Runtime Configuration as JSON
If we need to figure out the runtime configuration of a Spring web application that is deployed to a remote…
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Groovy
Short on Time? Switch to Groovy for Unit Testing
If you are a programming today, you have most likely heard of Unit Testing or of the Test-Driven Development process.…
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Software Development
KISS With Essential Complexity
Accidental complexity, in a broader sense, is the complexity that developers add to their code and that is not necessary…
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DevOps
Docker MySQL Persistence
One of the recipes in 9 Docker recipes for Java developers is using MySQL container with WildFly. Docker containers are ephemeral, and…
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Core Java
Interface Evolution With Default Methods – Part II: Interfaces
Default methods were introduced to enable interface evolution. If backwards compatibility is sacrosanct, this is limited to adding new methods…
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Enterprise Java
On Servlets and Async Servlets
The Servlet API, part of the Java EE standard, has long been (since 1998, when the 2.1 specification was officially…
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Software Development
It’s the Little Things: The PL/SQL NULL Statement, and why Every Language Should have One
Syntax is one of those topics. One of those emotional topics that lead to very very very important discussions. I…
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