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Dealing with Legacy Code

Here's a three-pronged attack to use on the legacy code that everyone eventually inherits: Build, Automate, Test. Use this BAT to create a safety net to ensure your code continues to work the way you want it to. Richardson shows how this helps quickly identify and eliminate unintended side effects. See how your day-to-day work compares, and see if you need to approach your work differently.

Jared Richardson
on Jun 12, 2006
Evolutionary integration with ESBs

ESB Programming experts provide simple working examples and clearly communicated ideas and patterns using the open source Mule ESB tool set. These examples provide both working code as well as suggest a methodology of evolutionary integration which can be used to dramatically simplify and accelerate SOA integration.

Kjetil Paulsen Rune Schumann
on Jun 01, 2006
Agile Asset Management with Ruby DSLs

Ruby makes it easy to craft Domain-Specific-Languages with Ruby syntax. This article is a story about the benefits derived from implementing a Ruby DSL for a PLANET ARGON development project.

Jeremy Voorhis
on May 22, 2006
What is Agility, and Why Should You Care?

Coach Mishkin Berteig introduces the benefits of Agility with two stories of highly responsive teams, and outlines some further reading. Agile helps people work more effectively by empowering teams, amplifying learning and eliminating waste. Agility teaches the team to modify its own working process over time, always with a view to providing more value to the enterprise while reducing waste.

Mishkin Berteig
on May 16, 2006
Casestudy: Brasilian National Healthcare System

This casestudy takes a detailed look at the implementation and architecture behind the Brasilian National Healthcare System, a 2M line of code, truly mission critical Java application. Lessons learned, best practices, and details down to the interaction diagram are covered

Fabiane Nardon Floyd Marinescu
on May 12, 2006
Simple JAVA and .NET SOA interoperability

.NET and Java interop can be made really simple using a REST documentcentric approach. This article compares a REST and SOAP approach to interop as well as the advantages of using HTTP POST vs. GET for REST invocations.

ThoughtWorks Inc Paul Hammant Ian Cartwright
on May 12, 2006
Ruby and Rails: In your face... but out of your way

Ruby on Rails is in many ways a system in itself. But in many, many other ways, Rails exposes, explores, and exploits its connections to Ruby, rather than hiding or disguising them. David A. Black, author of the book Ruby for Rails from Manning, shares his thoughts on whether or not Rails developers should take the time to master Ruby.

David A. Black
on May 11, 2006
Being Agile Without Going Overboard

Agile Software Development is gaining popularity. But, what does it mean to be agile? Is it using unit testing, continuous integration, following XP, Scrum? In this article Venkat Subramaniam discusses how to incrementally introduce agility into a project which is in trouble and not currently agile.

Venkat Subramaniam
on May 10, 2006
.Net Exceptions - Tracking Down Where In The Code The Exceptions Occurred

Tess Ferrnandez, an escalation engineer in PSS (product support services) at Microsoft, outlines the procedure for tracking down where in your code an exception occurred by using a stack dump.

Tess Ferrnandez
on May 10, 2006
A History of Extended Transactions

ACID transactions don't work for long-lived use cases. This article documents historic approaches taken in the CORBA and J2EE communities toward extended transactions, how SOA is a more natural fit, and why WS-TX & WS-CAF may finally hold the answer.

Mark Little
on May 10, 2006