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Java 8 Friday: Language Design is Subtle

At Data Geekery, we love Java. And as we’re really into jOOQ’s fluent API and query DSL, we’re absolutely thrilled about what Java 8 will bring to our ecosystem. Java 8 Friday Every ...
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How to import CSV data into PostgreSQL

Introduction Many database servers support CSV data transfers and this post will show one way you can import CSV files to PostgreSQL. SQL aggregation rocks! My previous post demonstrated ...
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Groovy Goodness: Use Builder AST Transformation for Fluent API

Since Groovy 2.3 we can easily create a fluent API for our classes with the @Builder AST transformation. We can apply the annotation to our classes and the resulting class file will ...
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Stateless EJBs: Pooling and Lifecycle

A summarized view (notes) of the Stateless EJB pooling and life-cycle. Useful for newbies . . . . . EJB Pooling: Quick OverviewEJB instances are stored in a location known as the ...
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Chronicle and low latency in Java

Overview I was watching this excellent presentation by Rolan Kuhn of Typesafe on Introducing Reactive Streams At first glance it appears that it has some similar goals to Chronicle, ...
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Micro Services the easy way with Fabric8

Micro Services have received a lot of discussion of late. While its easy to argue the exact meaning of the term; its hard to deny there’s a clear movement in the Java ecosystem ...
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Spring Java Configuration: Session timeout

We live in a nice time, when you can develop a Spring application using java based configuration. No redundant XML code any more, just pure java code. In this article I want to discuss ...
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Tracking Exceptions – Part 6 – Building an Executable Jar

If you’ve read the previous five blogs in this series, you’ll know that I’ve been building a Spring application that runs periodically to check a whole bunch of error logs for ...
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See, always told you: testing is just a waste of time

Automated testing has become something people don’t speak about any more. It matured to being a standard in software development, everyone is and should be practicing. No more ...
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Java 8 Features – The ULTIMATE Guide

EDITORIAL NOTE: It’s been a while since Java 8 is out in the public and everything points to the fact that this is a really major release. We have provided an abundance of tutorials ...
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