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Enterprise Java
JPA 2.1 Type Converter – The better way to persist enums
Persisting enums with JPA 2.0 is possible, but there is no nice way to do it. Using the @Enumerated annotation,…
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Meta JCG
5 Reasons you should try JCG Academy
It is a while now since we quietly launched JCG Academy. It is a subscription based site geared to serious…
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Software Development
Why Data Strategy Matters
Big Data has an alluring promise: crunch all of your datas and find out all these very important unknown things…
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Groovy
Grails 2.4 Released: Installing Groovy-Eclipse Compiler 2.3 in Eclipse/GGTS
This month has been interesting: on the 7th Groovy 2.3.0 has been released, followed up by Grails 2.4 a few…
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Android Core
Simple tips to secure Android app
Android has security features built into the operating system that significantly reduce the frequency and impact of application security issues…
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Software Development
Using Git
Using Git When it comes to Software Version/Configuration Management, there might be a whole lot of vendor or open source…
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Core Java
Java 8 Friday: Better Exceptions
At Data Geekery, we love Java. And as we’re really into jOOQ’s fluent API and query DSL, we’re absolutely thrilled…
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Enterprise Java
ElasticSearch-Hadoop: Indexing product views count and customer top search query from Hadoop to ElasticSearch
This post covers to use ElasticSearch-Hadoop to read data from Hadoop system and index that in ElasticSearch. The functionality it…
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Software Development
GitHub vs. Bitbucket: It’s More Than Just Features
Let’s go back to 2005 when Bitkeeper, host of the Linux kernel project back then, pulled the trigger and changed…
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