Code & Cluster

Recently I had the opportunity to setup a multi-node hadoop cluster. The apache documentation is a little thin and I had to spend several ...

In the NIO tutorial , I provided an overview of the nio package in JAVA that enables developers to build scalable applications using non bl...

Storm  is an open source distributed system for processing streams of data. In MapReduce and Hadoop tutorial we discussed the use of Hado...

The java.lang.Comparable and java.util.Comparator interfaces provide similar function and there is sometimes confusion as to which interf...

This is an introduction to the Apache Cassandra data model. For the benefit of those not familiar with Cassandra,  it is an open source, h...

There many NoSql databases out there and it can be confusing to determine which one is suitable for a particular use case. In this blog, we...

Serializable and Externalizable are almost forgotten interfaces in Java. And for good reason. Many applications do not need to serialize ob...