How to map JSON collections using JPA and Hibernate

Introduction The open-source hibernate-types project allows you to map Java objects or Jackson JsonNode as JPA entity properties. Recently, thanks…

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Decorator Design Pattern using lambdas

With the advent of lambdas in Java we now have a new tool to better design our code. Of course…

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Effective UI tests with Selenide

Waiting for miracles Christmas is a time for miracles. On the eve of the new year we all build plans…

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Adopt OpenJDK & Java community: how can you help Java !

Introduction I want to take the opportunity to show what we have been doing in last year and also what…

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Kotlin for Android Developers

We Android Developers have a difficult situation regarding our language limitation. As you may know, current Android development only support…

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Java regular expression library benchmarks – 2015

While trying to get Java to #1 in the regexdna challenge for The Computer Language Benchmarks Game I was researching…

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Quick Web App Prototyping with Spring Boot & MongoDB

Back in one of my previous projects I was asked to produce a little contingency application. The schedule was tight…

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How to write a java agent

For vmlens, a lightweight java race condition catcher, we are using a java agent to trace field accesses. Here are…

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Using Java 8 Lambdas, Streams, and Aggregates

Overview In this post, we’ll take a look at filtering and manipulating objects in a Collection using Java 8 lambdas,…

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