How to get a 10,000 points StackOverflow reputation

How it all started In spring 2014, I initiated the Hibernate Master Class project, focusing on best practices and well-established…

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A beginner’s guide to Java Persistence locking

Implicit locking In concurrency theory, locking is used for protecting mutable shared data against hazardous data integrity anomalies. Because lock…

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Why you should pay developers to learn

A true story We were having a meeting with a customer and he had just presented a project idea. He…

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A beginner’s guide to transaction isolation levels in enterprise Java

Introduction A relational database strong consistency model is based on ACID transaction properties. In this post we are going to…

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EAGER fetching is a code smell

Introduction Hibernate fetching strategies can really make a difference between an application that barely crawls and a highly responsive one.…

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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…

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Spring request-level memoization

Introduction Memoization is a method-level caching technique for speeding-up consecutive invocations. This post will demonstrate how you can achieve request-level…

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A beginner’s guide to Java time zone handling

Basic time notions Most web applications have to support different time-zones and properly handling time-zones is no way easy. To…

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An entity modelling strategy for scaling optimistic locking

Introduction Application-level repeatable reads are suitable for preventing lost updates in web conversations. Enabling entity-level optimistic locking is fairly easy.…

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