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scala-logo

Scala snippets 3: Lists together with Map, flatmap, zip and reduce

You can’t really talk about scala without going into the details of the Map, flatMap, zip and reduce functions. With these functions it is very easy to process the contents of ...
scala-logo

Scala snippets 2: List symbol magic

The following other snippets are also available:Scala snippets 1: FoldingIn scala every symbol can be a function, so overloading operators (which isn’t really overloading, ...
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ReactiveMongo with Akka, Scala and websockets

I was looking for a simple websocket server for one of my projects to test some stuff with reactive mongo. When looking around, though, I couldn’t really find a simple basic implementation ...
scala-logo

Scala snippets 1: Folding

Coming from a Java background, Scala provides lots of nice features and libraries that allow you to create nice and concise code. Wrapping your head around these concepts though, can ...
scala-logo

First steps with REST, Spray and Scala

On this site you can already find a couple of articles on how to do REST with a multiple of different frameworks. You can find an old one on Play, some on Scalatra and I even started ...
akka-logo

Use reactive streams API to combine akka-streams with rxJava

Just a quick article this time, since I’m still experimenting with this stuff. There is a lot of talk around reactive programming. In Java 8 we’ve got the Stream API, we ...
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Widgets and dashboard with Atlasboard, Node.js and d3.js

So it’s been a while since I added something to this blog. I’ve been very busy with work and at the same time finishing up my second book on Three.js. For our company we’re ...
html5-logo

Create global precipitation (rain) visualizations with HTML5, Canvas, and open data

I’m currently working on my next book for Three.js and one of the chapters deals with visualizing open data. When looking around for data that I could use, I ran across a set ...
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Create a simpe RESTful service with vert.x 2.0, RxJava and mongoDB

A new article after an hiatus of almost half a year. In this article we’ll have quick look at how you can get started with vert.x and more interestingly how you can use RxJava ...
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Getting started with Scala and Scalatra – Part IV

Welcome to the last part of this series of tutorials on scala and scalatra. In this part we’ll look at how you can use Akka to handle your requests using an asynchronous dispatcher, ...
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