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What’s in a Name: Reactive

The term reactivity is overloaded with several different meanings. This post tries to identify and clarify a few of them…

Blog Post

Using Vector Assets on iOS

Vector graphics provide numerous advantages, especially when developing for mobile devices in a constantly expanding array of different screen sizes and pixel ratios. How to get them to work in an iOS app?

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Functional Validation in Scala

Blog Post

Why You Should Avoid a Canonical Data Model

As an enterprise architect, you might be tempted to strive for a canonical data model for your systems’ interfaces. That’s not a good idea.

Blog Post

Docker images for developers

Docker seems to be all the rage lately. There are docker talks at every conference, hosting Docker containers has become a hosting option with most if not all PaaS providers, and there is hardly a technology left that is not supposed to run better and more flexibly if you wrap it in a Docker container. Well, except maybe for enterprise-level DBMSs, but you can’t have them all. This post provides an example how Docker can be used at the start of the software lifecycle, during development.

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Scalable Software Systems

From developer laptops to server farms

Blog Post

Hystrix – to make your fuse blow just in time

Circuit breakers were originally introduced to prevent the escalation of an outage. If your fuse blows occasionally, that does not have to be a bad thing - at least if it is a circuit breaker in the sense of Hystrix. In this article we will introduce you to Hystrix, a library which will help you to increase the stability of your distrubted applications and which will help to prevent cascading error scenarios.