Testing Spark Streaming: Integration testing with Docker Compose

In the first post of this series, we saw how to unit test Spark Streaming operations using Spark Testing Base.…

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Testing Spark Streaming: Unit testing

There is enough evidence to prove the importance of automated testing. Projects in new fields often neglect automated testing, as…

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State in scalable architectures

Handling state is one of the cornerstones of software development. Most of business value derived from software relies on state.…

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Unit vs Integration Akka Testing

This is the sixth post in the series about integrating sync clients with async systems (1, 2, 3, 4, 5).…

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Coordination in Akka

This is the fifth post in the series about integrating sync clients with async systems (1, 2, 3, 4). Here…

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Publish Subscribe model in Kafka

This is the fourth post in the series about integrating sync clients with async systems (1, 2, 3). Here we’ll…

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Finite state machines with Akka

As you could remember from previous posts, Part 1 and Part 2, we’re implementing a solution that integrates a sync…

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Akka basics

As the previous post explained our system is based on Akka. Before going into more detail about our solution, I’d…

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Async systems with sync clients

As the Reactive Manifesto says Reactive systems are: Responsive, Resilient, Elastic and Message Driven. The last principle often goes together…

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