Recent Posts

How to sort a HashMap on Values

HashMap doesn’t preserve any order by default. If order is required we need to sort it explicitly according to the requirement.

Introduction To Mapreduce

MapReduce is a framework for processing large amount of data residing on hundreds of computers, its an extraordinarily powerful paradigm. MapReduce was first...

HDFS Architecture

The Hadoop Distributed File System (HDFS) is a highly fault tolerant file system designed and optimized to be deployed on a distributed infrastructure establ...