Java
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Setting up Apache Hadoop Multi – Node Cluster
We are sharing our experience about Apache Hadoop Installation in Linux based machines (Multi-node). Here we will also share our…
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Running Map-Reduce Job in Apache Hadoop (Multinode Cluster)
We will describe here the process to run MapReduce Job in Apache Hadoop in multinode cluster. To set up Apache…
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Java EE CDI programmatic dependency disambiguation example – Injection Point inspection
In this tutorial we shall see how we can avoid programmatic dependency disambiguation when injecting Java EE CDI beans. We…
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Reducing memory consumption by 20x
This is going to be another story sharing our recent experience with memory-related problems. The case is extracted from a…
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5 Reasons to use Guava
Guava is an open source library containing many classes for Java and written by Google. It’s a potentially useful source…
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Goodbye Guvnor. Hello Drools Workbench.
Many things are changing for Drools 6.0. Along with the functional and feature changes we have restructured the Guvnor github…
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JPA 2 | EntityManagers, Transactions and everything around it
Introduction One of the most confusing and unclear thing for me, as a Java Developer has been the mystery surrounding the Transaction…
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Creating Internal DSLs in Java, Java 8- Adopting Martin Fowler’s approach
Currently I am reading this wonderful book on DSLs- Domain Specific Languages by Martin Fowler. The buzz around the DSLs,…
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Invoking Async method call using Future object in Spring
The next example will demonstrate an async method call inside the Spring container. Why do we need async method calls?…
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