May 6, 2015
        Install Hadoop stack on OSX
        
          
            
SSH Setup and Key Generation
SSH setup is required to do different operations on a cluster such as starting, stopping, distributed daemon shell operations. To authenticate different users of Hadoop, it is required to provide public/private key pair for a Hadoop user and share it with different users.
          
        
       
    
      
        May 6, 2015
        Hello World!
        
          
            
1 class HelloWorldApp {
2     public static void main(String[] args) {
3         System.out.println("Hello World!"); // Display the string.
4     }
5 }