Creating an Elastic Canvas for Twitter while visiting Elasticon 2018

The past week we visited Elasticon 2018 in San Francisco. In our previous blog post we wrote about the Keynote and some of the more interesting new features of the elastic stack. In this blog post, we take one of...

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  14 March, 2018 Jettro Coenradie

Elasticon 2018 Day 1

The past few days have been fantastic. Together with Byron I am visiting San Francisco. We have seen amazing sights, but yesterday the reason why we came started. Day one of Elasticon starts with the keynote showing us cool new...

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  28 February, 2018 Jettro Coenradie

A practical guide to the quirks of Kafka Streams

Kafka Streams is a lightweight library that reads from a Kafka topic, does some processing and writes back to a Kafka topic. It processes messages one by one but is also able to keep some state. Because it leverages the...

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  26 February, 2018 Mendel van 't Riet

Tracing API’s: Combining Spring’s Sleuth, Zipkin & ELK

Tracing bugs, errors and the cause of lagging performance can be cumbersome, especially when functionality is distributed over multiple microservices. In order to keep track of these issues, the usage of an ELK stack (or any similar sytem) is already...

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  20 December, 2017 Rafaëla Breed

Providing developers and testers with a representative database using Docker

When developing or testing, having a database that comes pre-filled with relevant data can be a big help with implementation or scenario walkthroughs. However, often there is only a structure dump of the production database available, or less. This article...

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  11 December, 2017 Mark Krijgsman

A look at the source code of gensim doc2vec

Previously, we’ve built a simple PV-DBOW-‘like’ model (https://amsterdam.luminis.eu/2017/02/21/coding-doc2vec/). We’ve made a couple of choices, e.g., about how to generate training batches, how to compute the loss function, etc. In this blog post, we’ll take a look at the choices made...

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  01 December, 2017 Richard Berendsen

A fresh look at Logstash

Soon after the release of elasticsearch it became clear that elasticsearch was good at more than providing search. It turned out that it could be used to store logs very effectively. That is why logstash was using elasticsearch. It contained...

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  31 October, 2017 Jettro Coenradie

World Summit AI 2017 Amsterdam – some highlights

From Wednesday October 11th to Thursday October 12th, the World Summit AI 2017 conference was held in Amsterdam. It had a terrific line-up, with top professors in the field of AI, like Stuart Russell and Yann LeCun, and ‘our own’...

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  26 October, 2017 Richard Berendsen

Elasticsearch 6 is coming

For some time now, elasticsearch has been releasing versions of the new major release elasticsearch 6. At this moment the latest edition is already rc1, so it is time to start thinking about migrating to the latest and greatest. What...

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   Jettro Coenradie