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Krishnan Viswanath

Krishan Viswanath is currently working for JP
Morgan Chase & Co. in Kansas City, MO. He has over 10 years of experience in IT area.

 

Articles

The New RMI
If you remember RMI from its earliest incarnations, then you understand its usefulness for distributed computing, but maybe not its latest innovations. In this article, Krishnan Viswanath looks at J2SE 5.0's new RMI features, including SSL-based secure RMI, launch-on-demand integration with xinetd...
Robotics: Using Lego Mindstorms and Java
In this article we will explore the brain of Lego Mindstorms that will enable us to program the robot to perform the functions we intend. You will look at installing and using the Java-based leJOS firmware.

Weblogs

Glassfish Security Realm - LDAP Realm
Set up
Glassfish - Role Based Access Control (Part 1)
Recently I have been exploring the various security features in Glassfish AS. In this blog entry, I hope to share some of my initial findings related to...
Glassfish Persistence (Part #2)
Switching the Java Persistence provider is straight forward and seamless if project /product uses Java Persistence API (EJB3.0) either as a standalone framework component or in a container managed...
Glassfish Persistance API
Lately I have been tinkering with Glassfish and happened to look at the persistence API. The persistence API is based on the EJB 3.0 specification and is made available as a standalone component. I...
A simple utility
Often we see code like this. 
   Connection conn = DriverManager
		.getConnection("jdbc:mysql://localhost/springdao?user=vk...
Open Office Java API
When I worked for a consulting firm I got an opportunity to work on a Strategy...
Dealing with Command Line Parameters

One of the things that keep popping up often is a need to write batch programs that is started from command line. Every single time its always been either reinvent the wheel or copy/paste from old...

Hashmap Implementation

Always thought that the Hash implementations (table & map) used buckets that are prime in number. But recently, after digging around the source code to see what that default size resulted in a...