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Core Java
Small scale stream processing kata. Part 2: RxJava 1.x/2.x
In part 1: thread pools we designed and implemented relatively simple system for processing events in real time. Make sure…
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DevOps
Build Docker Images with Maven and Gradle
One of the things that you might want to do if you are using Docker and Java is building the image from…
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Software Development
Getting Started with Apache Flink on MapR Converged Data Platform
Introduction Apache Flink is an open source platform for distributed stream and batch data processing. Flink is a streaming data…
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Enterprise Java
Apache Camel 2.18 Released – Whats included
This week Apache Camel 2.18.0 was released. This release is a significant release which I will highlight in this blog post.…
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Software Development
Unintentionally Obfuscated: Dealing with Challenging Legacy Code
I recently had to deal with some legacy code with significant performance issues. It was more challenging than I thought…
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Software Development
Apache Drill SQL Queries on Parquet Data
In this week’s Whiteboard Walkthrough Parth Chandra, Chair of PMC for Apache Drill project and member of MapR engineering team,…
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Software Development
MVC is dead – what comes next?
React.js, Elm, Cycle.js, and other UI frameworks introduced a new way of building user interfaces. By applying principles from functional reactive…
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Agile
Coaches, Managers, Collaboration and Agile, Part 1
There was a fascinating Twitter conversation last week when I was busy writing other things. (I also find Twitter to…
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Enterprise Java
Event-Sourcing and CQRS in Practise
Anyone that has tried to implement a fully ACID compliant system knows that there are a lot of considerations you…
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