Core Java
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Java Spark RDD reduce() Examples – sum, min and max operations
A quick guide to explore the Spark RDD reduce() method in java programming to find sum, min and max values…
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The Subs Bench
a.k.a. “How do I subclass a list element declared in my interface?” As covered by the rather awesome Ram on…
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Apache Arrow on the JVM: Streaming Reads
Previously we wrote Arrow Data to a Stream. Now we shall read those data from a stream. Just like on…
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Chasing Java’s release train, from 8 to 16. Part 2: The race to the next LTS release
In the first part we thoroughly went through the massive amount of features delivered in scope of JDK-9. Nevertheless, this…
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Go (Con)Figure
Another post about Lightweight Config, a library I’ve recently built from the ground up, after creating various versions of it…
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Learn to Develop & Build Functional Apps & Sites Using Java with These Great eBooks from Packt Publishing
Hey fellow geeks, This week, on our JCG Deals store, we have another extreme offer. We are offering a massive…
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Apache Arrow on the JVM: Streaming Writes
Previously we went to create some schemas on Arrow. On this blog we will have a look on writing through…
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Apache Arrow on the JVM: Get Started and Schemas
Arrow is memory format for flat and hierarchical data. It is a popular format used by various big data tools,…
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Creating a JUnit 5 ExecutionCondition
Introduction JUnit 5 has a lot of underutilized features. Developers have learned how to use JUnit 4, and they utilize…
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