What is Hadoop and how it works?

Hadoop has gaining interest in the contemporary world. Hadoop is a framework which is useful to process huge data, technically big data.

Here is presentation explaining basics of Hadoop. 

Drop comment or mail for any queries and suggestions.

How to install and uninstall tomcat on Ubuntu

Installation

$ sudo apt-cache search tomcat
$ sudo apt-get install tomcat7

       You can directly use second command. just to check what are the available tomcat version , you can use the first command.

Start

$ sudo /etc/init.d/tomcat7 start

Stop

$ sudo /etc/init.d/tomcat7 stop

Uninstall

$ dpkg -l | grep tomcat

           grep key word used to search the pattern

$ sudo dpkg -P tomcat7

           by using sudo we are leveraging the rights of user to install or uninstall.

Cloud Computing - Basics

New to Cloud?

Check the simple presentation that gives you the basic idea about this cloud computing.

The presentation is self explainable.

Cloud Computing from Cnu Federer

you can give/ask feedback/query below in comments. :)