What is OpenID and how can I use it?

This article shows you how to get started with OpenID. If you use Gmail, Yahoo, Blogger, Wordpress, AOL and many other services – you already have an OpenID. It also explains how to use your homepage as your OpenID using a delegate meta tag. Finally, there are links for Java libraries which you can use if you want to OpenID enable your Java application.

First look at Selenium Inspector

Last week, Team Dev released Selenium Inspector – an Java API wrapper over the existing Selenium Java API. This article compares the same program written in 3 different ways: Selenese (HTML) using Selenium IDE, in Java using Selenium Java API and in Java using Selenium Inspector API.

Amazon adds SimpleDB Support in AWS Toolkit for Eclipse

Today Amazon announced support for SimpleDB in their AWS Toolkit for Eclipse. One of the nice features is ‘SQL scrapbook’ which gives a textarea to write SQL and run it against your database. You get syntax highlighting, autocompletion of table names, column names etc.

How to trim() No-Break space ( ) when parsing HTML

The   entity in the web pages is used to represent a blank space, but is sometimes converted to ASCII 160 (no break space), instead of ASCII 32 (space). This does not work well with Java functions like trim() which expect the ASCII 32 character (‘ ‘). This article shows you how to find and replace this character by using its unicode value and a simple regular expression.

Google introduces Page Speed

Today Google introduced a new tool called Page Speed. Page Speed measures the speed at which a web page loads in your browser. It analyzes the webpage and makes a bunch of recommendations based on best practices that Google has identified and used in their own website. Page Speed is similar to another tools called YSlow by Yahoo which was release in 2007.

What is Google Wave: in plain simple English in 2 minutes

I’ve tried to explain what Google Wave is without going into complexities of API’s and extensions. A “Wave” is like a very dynamic wiki page that you can send to someone. Multiple people can post comments to the Wave, very much like the chat room, or edit already posted comments or content like the wiki. You can also embed waves in your blog or photo album. While simple Waves look like chat rooms, but more advanced Waves could become collaborative gaming software like chess, sudoku etc.

Writing Java Hello World for Google app engine

This article shows you step by step with screenshots how to write a simple hello world app in Java in Eclipse and deploy it to Google App engine. At the time of writing, access to google app engine for java is limited and you have to wait to get permission from google. In the meantime, I hope you find this tutorial insightful.

Tips for starting your own blog

Tips on starting your own blog: Wiki or blog? Blogger or wordpress? Host elsewhere or host on your own server? Market your blog. Use Google Analytics to see who is visiting your blog. Use syntax highlighting. Blog often!

Using Google Analytics Event API to track your website performance

Measure site performance and response time using Google Analytics events API

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