Enterprise Java
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Batch solving an ActiveMQ queue that contains planning problem data sets in a scalable way
If I want to solve many data sets of a planning problem every night, what architecture can easily scale out…
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Coroutine based Spring boot webflux application
I have worked with Spring Framework for ages and it still manages to surprise me with how cutting edge it…
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Testing the File Upload API in Spring Boot
In one of my previous post, I had created an API to upload file. In this post I will write…
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Open-source collaboration, or how we finally added merge-on-refresh to Apache Lucene
The open-source software movement is a clearly a powerful phenomenon. A diverse (in time, geography, interests, gender (hmm not really,…
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Apache Camel 3.9 – No more saw tooth JVM garbage collection
We continue our effort to optimize Apache Camel. This is blog post part 7 which covers are latest effort on…
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Parameterization with DataProvider in TestNG
Parameterization in TestNG is also known as Parametric Testing which allows testing an application against multiple test data and configurations.…
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Connecting to Kibana Within an AWS VPC
When you use the managed Elasticsearch service on AWS, you usually choose an encrypted connection (via KMS-managed keys), which means…
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Creating effective UI system tests with Selenium
In this video, I’m showing how to create effective UI system tests with Selenium. In my previous video course on…
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Processing real-time data with Storm, Kafka and ElasticSearch – Part 4
1. Introduction In the third part of this series of articles about real-time stream processing we learned how to import…
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