Jörn Dinkla's Blog

Announcing NKP 0.1: Static Analysis for Kotlin Projects

I’m excited to share the first MVP release of NKP (aNalysis of Kotlin Programs), a command-line tool for analyzing Kotlin codebases and uncovering architectural insights.

software-engineering jvm architecture kotlin object-functional quality-assurance

Nov 01, 2025 Read more arrow_forward

Fusion of object oriented and functional programming

The fusion of Object Oriented Programming (OOP) and Functional Programming (FP) languages has become increasingly popular in recent years, with many programming languages now offering features and constructs from both...

software-engineering kotlin object-functional scala functional-programming

Jan 02, 2019 Read more arrow_forward

Covariance and Contravariance in Scala

The topic of covariance and contravariance is explained in many places (including Wikipedia). This post is my attempt to explain it in my own words, using Scala.

software-engineering scala jvm object-functional

Jul 06, 2015 Read more arrow_forward

Covariance and Contravariance in Scala

I explain "covariance and contravariance" with some simple Scala examples.

software-engineering scala jvm object-functional

Jul 06, 2015 Read more arrow_forward

Good Hands-on Introduction to Apache Spark

Anyone who wants to learn the basics of Spark is well-advised to read the book “Learning Spark”. I particularly liked that the book is very practice-oriented and that you can...

big-data review distributed object-functional

Jul 06, 2015 Read more arrow_forward

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k-d-trees with Apache Spark and Scala

This article shows how to use k-d-trees with Apache Spark.

big-data data scala jvm object-functional

Jul 02, 2015 Read more arrow_forward

A very good introduction to Scala

Scala is an important milestone in the fusion of functional and object-oriented programming. This fusion is not yet complete, but rather a “discovery process” that will continue for a few...

software-engineering scala review jvm object-functional

Jun 17, 2015 Read more arrow_forward

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Reviewer of Java 8 in Action

I bought the book in early access (MEAP) and decided to help as a reviewer.

software-engineering review java scala jvm object-functional

Dec 17, 2014 Read more arrow_forward

Very good in places, unpolished and too brief in others

Programming parallel and concurrent programs with shared memory and threads is complicated and very error-prone. Approaches such as Software Transactional Memory (STM), message-passing architectures, and actor models have been developed...

software-engineering parallelism concurrency jvm review object-functional

Dec 01, 2011 Read more arrow_forward

Using Scala and TestNG with Gradle

During the christmas holidays i tried out Scala and TestNG with Gradle.

software-engineering scala tdd jvm object-functional

Dec 30, 2010 Read more arrow_forward

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Posts tagged with #object-functional

Posts tagged with #object-functional

Announcing NKP 0.1: Static Analysis for Kotlin Projects

Fusion of object oriented and functional programming

Covariance and Contravariance in Scala

Covariance and Contravariance in Scala

Good Hands-on Introduction to Apache Spark

k-d-trees with Apache Spark and Scala

A very good introduction to Scala

Reviewer of Java 8 in Action

Very good in places, unpolished and too brief in others

Using Scala and TestNG with Gradle