Cloud Computing Providers & Existing Infrastructure - Thoughts

I have attended the Recent Business Technology Summit on Cloud Computing held at Indian Institute of Science (IISc) Bangalore and got a chance to attend a session with Amazon Web Services team. The most interesting feature attracted me is the concept of "elastic IP". I wanted to share my thoughts on a practical situation that may come up when enterprises adopt to the cloud computing world.

OpenSSO and Liferay Integration - Life is not easier

Summary
Recently I tried to integrate Liferay 5.1.2 with OpenSSO Enterprise 8.0 but I was unlucky to complete it. The Liferay documentation explains a very simple steps to do the integration and is very easy to do. But when I run the Liferay server first time I got NullPointerException, then I figured out it was URL connection issue, I fixed it using a proxy server but then I got
ArrayIndexOutOfBoundsException, I am still debugging to find out the cause for this error.

WebSphere Portal V4.x, 5.x, 6.x Home Page Design Flow!

Recently I noticed a design flow in WebSphere Portal that may leads to performance issue for portal pages. At first glance it looks harmless but when looked closely it revealed as a trojen horse. Ok no more suspense here it is.

Smart SOA

Based on their experience on more than 1000 implementations, IBM has come up with a set of "guidelines and priciples" for the SOA implementation approach called Smart SOA.The goal of "Smart SOA" is to maximize both the business and IT value by applying principles of simplicity and robustness in every stages of SOA implementation.

Customizing IBM WebSphere V5.1 Page Administration

Have you ever tried customizing the administration pages of IBM WebSphere Portal V5.1 ? If yes you may find this article interesting to you. If you don't then try it out and come back to this page you will find it valuable :)

I recently got a customer requirement where the portal page needs to be customized similar to my.yahoo.com personalization feature. I have tried this idea before and I could not find any solution but now my customer is demanding it so we need a solution. One of the interesting fact I found was IBM Portal Server does not provide enough documentation and guidelines for how to achieve this customization. The only information we can find out is that there is a "customlayout" portlet available and you can customize the user interface for that portlet. But it is not flexible enough to meet the requirements for two reasons.