Enterprise Java
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Creating DataTable From RSS Feed And YQL
Yahoo Query Language(YQL ) is a query language like SQL.…
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Don’t rely on unit tests alone
When you are building a complex system, barely testing components in isolation is not enough. It’s crucial, but not enough.…
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Spring Bean names
Spring bean names are straightforward, except for cases where names are not explicitly specified. To start with, Spring bean names…
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Hadoop Hangover: Launch a hadoop cluster CDH4 using Apache Whirr
This post is about how-to launch a CDH4 MRv1 or CDH4 Yarn cluster on EC2 instances. It’s said that you…
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Pool of ssh connections using Apache KeyedObjectPool
I found the org.apache.commons.pool extremely useful and robust, but not well documented. So, I’ll try to help a bit here…
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Introduction To JavaEE Concepts
This post aims at clarifying acronyms and concepts used in the J2EE paradigm. J2EE stands for Java to Platform, Entreprise…
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JDBC Realm and Form Based Authentication with GlassFish 3.1.2.2 and Primefaces 3.4
One of the most popular posts on my blog is the short tutorial about the JDBC Security Realm and form…
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Spring Framework: Three Spring Bean Lifecycle Techniques
When using the term ‘lifecycle’ the Guys at Spring are referring to the construction and destruction of your beans and…
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Jenkins hierarchical jobs and jobs status aggregation
As you probably know, Jenkins is highly configurable CI server. We can setup different custom build process. And I’m going…
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