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Software Development
Key Steps for Removing the Hive Metastore Password from the Hive Configuration
In a typical Hive installation with metadata in a MySQL configuration, a password is configured in a configuration file in…
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DevOps
How Docker Makes Testing More Efficient
Testing your software is important. Automating your testing and having continuous integration for your project in place is a matter…
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Enterprise Java
Read property files with PropertyPlaceholderConfigurer
1. Introduction Usually when we are concerned with multiple servers where the application is deployed before going into production, we…
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Enterprise Java
Single Page Angularjs application with Spring Boot and Yeoman
I am very thankful for tools like yeoman which provide a very quick way to combine different javascript libraries together…
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Java
In Defense of Java
So we have an eBook, The Top 10 Java Performance Problems, that we tweet out from time to time. Without…
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Scala
Spark Streaming Example – How to Stream from Slack
Let’s write a Spark Streaming example in Scala, which streams from Slack. This post will show how to write, configure…
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Software Development
Spark Data Source API: Extending Our Spark SQL Query Engine
In my last post, Apache Spark as a Distributed SQL Engine, we explained how we could use SQL to query…
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Enterprise Java
Introducing The Delegate Pattern
Delegate: a person who is chosen or elected to vote or act for others – Merriam-Webster. Delegate pattern: In software engineering,…
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Core Java
Improve Your JUnit Experience with this Annotation
JUnit is probably part of 90% of all Java projects. And the exciting thing is, we’ll soon have JUnit 5…
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