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Scala: OOP basics

The most part of time when I’m coding I use Java. So it’s my main programming language. It satisfies me in all aspects, but I notice that Java is too verbose sometimes. That’s ...
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Using Scala traits as modules, or the “Thin Cake” Pattern

I would like to describe a pure-Scala approach to modularity that we are successfully using in a couple of our Scala projects. But let’s start with how we do Dependency Injection ...
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Grails Goodness: Customize Root Element Name Collections for XML Marshalling

When we convert a List or Set to XML using the Grails XML marshalling support the name of the root element is either <list> or <set>. We can change this name by extending ...
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The best code coverage for Scala

The best code coverage metric for Scala is statement coverage. Simple as that. It suits the typical programming style in Scala best. Scala is a chameleon and it can look like anything ...
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Grails Goodness: Cleaning Up

When we use for example the compile or war command Grails will create files and stores them by default in the project’s working directory. The location of the project working directory ...
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Using JavaCV with Scala and SBT

Recently I’ve been doing some simple face detection in a Scala-based project. The “industry standard” for such kind of tasks is OpenCV; face detection is one of its basic use-cases.                However ...
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Using database views in Grails

This post is a quick explanation on how to use database views in Grails. For an introduction I tried to summarize what database views are. However, I noticed I cannot describe it better ...
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Scala: Predicate Composition with Lens-Like Structures

I’ve been playing around with a few ideas on how to apply a lens-like construct on arbitrary Scala collections that also combines the power of predicate composition as opposed to ...
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Compiling Lambda Expressions: Scala vs. Java 8

Lambda expressions have taken the programming world by storm in the last few years. Most modern languages have adopted them as a fundamental part of functional programming. JVM based ...
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I Don’t Like Scala

Yes, it is my opinion, and yes, it might seem like a hate-post. But I’ll try to address the issues I have with Scala and its surroundings. I have used Scala in a single, relatively ...
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