This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I am having 9 year of experience in java/j2ee , recently when searching for jobs i found most of the jobs asking for hadoop with java.
I searched to know hadoop , but i have not got any clear info on that.
can you please tell me what is hadoop? how it relates to java technologies?