TOTD #87: How To Fix The Error Undefined Method `new' For "Rack::Lock":String Caused By Warbler/JRuby-Rack ? / July 31, 2009

March 18, 2010

Using Spring Security to enforce authentication and authorization on Spring Remoting Services Invoked from a Java SE client.... Spring framework is one of the biggest and the most comprehensive frameworks Java Community can utilize to cover most of the end to end requirement of a software system when it come to implementation. Spring Security and Spring Remoting are ...

March 18, 2010

TDD/BDD/ATDD Workshop in Melbourne in April. The Testing and TDD for Java Developers workshop is coming to Melbourne again on April 15-16. In my experience (and that of many others), when done well, agile developer testing practices can have a huge and lasting impact on higher code quality, bet...

July/2009

July 31, 2009

TOTD #87: How to fix the error undefined method `new' for "Rack::Lock":String caused by Warbler/JRuby-Rack ?

If you are using Warbler to create a WAR file of your application and deploying on GlassFish or any other Servlet container, then you are likely seeing the following error during deployment: [#|2009-07-30T15:29:50.788-0700|SEVERE|sun-appserver2.1|ja...

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DLR Expression Tree like in Java

This entry show how to implement an Expression Tree like the one that comes with the DLR in Java on top of JSR 292 API.

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Poll Reveals Diversity of Opinions on JDK 7

This past week's java.net poll about the emerging JDK 7 drew 488 votes and almost 2000 words of commentary and debate... Also: Java Today: Congratulations to our Java ME Rock Stars!; Java for Mac OS X 10.5 Update 5 Developer Preview (9M3092); and CRU...

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July 31, 2009

TOTD #87: How to fix the error undefined method `new' for "Rack::Lock":String caused by Warbler/JRuby-Rack ?

DLR Expression Tree like in Java

Poll Reveals Diversity of Opinions on JDK 7

Java Mobility Podcast 84: Valderi Leithardt on using SunSpots for gesture recognition.