Code Challenge “Vrolijke Framboos” Postmortem

Tuesday we had our second ever “Vrolijke Framboos” (Dutch for Happy Raspberry) Java code challenge at JDriven and it was…

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Scala Snippet: How to filter a list in Scala

In Scala, filtering and processing collections is easy and elegant. There are many filtermethods available, but the most used will…

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Bruce Lee’s Top 5 Agile Coaching Tips

When I was a kid, I was a big Bruce Lee fan. I walked around the playground rubbing my nose…

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Scala Snippet: Object, Companion Object and Static Methods

If you are a Java developer moving to Scala, one notable difference in terminology that can cause confusion is the…

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Scala Snippet: Case Class vs plain ordinary Class

In Scala there exist the construct of a ‘case class’. According to Martin Odersky this supports you to write a…

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Alternating between Spray-servlet and Spray-can

On a server you may want to deploy your application as a war. How to build a war with spray-servlet.…

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Building a war with spray-servlet

We will use spray-servlet to build a war file of our API. So we can run it in a java…

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Building a rest api with spray

Building a rest api with akka and spray is easy. This is how I did it: SprayApiApp:      …

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Chaining futures in scala

Suppose I want to make coffee. This involves 4 steps: 1a. grind coffee beans 1b. heat water 2. combine 3.…

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