
Charles Nutter discusses bringing JRuby to the JVM, why Ruby is hard to implement, JIT compilation, precompilation, core Ruby implementation, Java library access, library challenges and future plans.

Alois Reitbauer specifies several architectural anti-patterns that one should stay away from and which can downgrade an application’s performance.

Teams in large organizations still struggle to adopt TDD. In this article Mark Levison shares problems he uncovered when he surveyed teams, and his own strategy to introduce TDD into an organization.

In this talk from RubyFringe, Luke Francl asks: is developer-driven testing really the best way to find software defects? Or is the emphasis on testing and test coverage barking up the wrong tree?

John Pampuch discusses the HotSpot compiler, the history of Java performance, HotSpot development philosophies and challenges, optimization, JVM library improvements, and tips for better performance.

In this interview, Keith Braithwaite, an Agile developer, consultant and trainer, says that we should show a good deal of skepticism towards today’s Agile practice.

This article demonstrates how to build and orchestrate highly configurable and extensible yet light-weight embedded process flow using AOP techniques with Spring AOP and Aspect J.

Jeff Patton explains why one needs to embrace uncertainty in order to succeed with his/her Agile project and how to avoid some of the common mistakes leading to project failure.
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