Java
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When null checking miserably fails
Disclaimer Before going on I have to state that the techniques described in this article serve no practical purpose when…
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On Java Generics and Erasure
“Generics are erased during compilation” is common knowledge (well, type parameters and arguments are actually the ones erased). That happens…
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Java 8 Streams: Micro Katas
A programming kata is an exercise which helps a programmer hone his skills through practice and repetition. This article is…
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Beyond Thread Pools: Java Concurrency is Not as Bad as You Think
Apache Hadoop, Apache Spark, Akka, Java 8 streams and Quasar: The classic use cases to the newest concurrency approaches for Java…
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Beginner’s Guide to Hazelcast Part 2
This article continues the series that I have started featuring Hazelcast, a distributed, in-memory database. If one has not read…
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Lightweight Integration Tests for Eclipse Extensions
Recently I introduced a little helper for Eclipse extension point evaluation. The auxiliary strives to reduce boilerplate code for common…
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Spring from the Trenches: Resetting Auto Increment Columns Before Each Test Method
When we are writing integration tests for a function that saves information to the database, we have to verify that…
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Hibernate collections optimistic locking
Introduction Hibernate provides an optimistic locking mechanism to prevent lost updates even for long-conversations. In conjunction with an entity storage,…
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Spring Caching abstraction and Google Guava Cache
Spring provides a great out of the box support for caching expensive method calls. The caching abstraction is covered in…
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