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Core Java
Watch Out For Recursion in Java 8’s [Primitive]Stream.iterate()
An interesting question by Tagir Valeev on Stack Overflow has recently caught my attention. To keep things short (read the…
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Core Java
Java 8: Declare Private and Protected Methods in Interfaces
When Java 8 was introduced, we could use default methods in interfaces. The main driver for this feature was to…
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Core Java
Put Your Java 8 Method References to Work
Method References As we all know by now, we can use Method References, like String::isEmpty, in Java 8 to reference…
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Software Development
Create UML diagrams with simple DSL – PlantUML
Historically I disliked creating design UML diagrams, because the tooling for it mostly requires drawing boxes and connecting them with…
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Core Java
Verifying DateTime and Date with Hamcrest
Since I started diving into automated testing and practicing TDD, verification of date values was pain. Luckily there is nice…
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Software Development
Time for some Funky SQL: Prefix Sum Calculation
This Stack Overflow question has yet again nerd-sniped me: [finding the] maximum element in the array that would result from…
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Software Development
Just Drag and Drop to Install
The Eclipse Marketplace is a pretty cool bit of software. It provides a great place for organizations and individuals to…
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Agile
Five Essential Evaluation Criteria to choose the best Scrum Master Certifications (Infographics & Career Guide Toolkit)
Introduction I have been working with Agile methodologies for a long time (~10 years), and have had the opportunity to…
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Software Development
Key Steps for Removing the Hive Metastore Password from the Hive Configuration
In a typical Hive installation with metadata in a MySQL configuration, a password is configured in a configuration file in…
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