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Enterprise Java
Local installation of standalone HBase and Apache Storm simple cluster
We mainly use Apache Storm for streaming processing and Apache HBase as NoSQL wide-column database. Even if Apache Cassandra is…
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DevOps
“Network timed out” Docker error
One of the most dreaded errors seen during Docker workshops around the world is: Network timed out while trying to…
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Core Java
Java 8 Lambda Expression for Design Patterns – Decorator Design Pattern
The Decorator pattern (also known as Wrapper) allows behavior to be added to an individual object, either statically or dynamically,…
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Software Development
Migrating Spring App to MicroServices App on AWS
The company I am working for has recently gone through a migration of refactoring our code base from a monolithic…
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Core Java
Running Eclipse Neon on a Custom Java 9 Image
I’ve started tinkering with the creation of custom Java binary runtime image files. An image file is a configuration of modules…
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Core Java
Functional Data Structures in Java 8 with Javaslang
Java 8’s lambdas (λ) empower us to create wonderful API’s. They incredibly increase the expressiveness of the language. Javaslang leveraged…
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Core Java
Native Speed File Backed Large Data Storage In ‘Pure’ Java
Motivation All this started with the realisation that I could not afford a big enough computer. Audio processing requires huge…
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Core Java
Using Mockito without static imports with Java 8
How to simplify Mockito usage by removing static imports in Java 8 based projects. Rationale Mockito API is based on…
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Enterprise Java
Master-Detail data with ADF List View
Lately the ADF Faces table component has not been considered cool anymore from UI perspective. List View is supposed to…
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