InfoQ Homepage Culture & Methods Content on InfoQ
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Article: Implementation of business rules and business processes in SOA
Boris Lublinsky and Didier Le Tien discuss how business process engines and business rule engines differ, where their respective strengths are and when to use what in an SOA context. They discuss commonalities and differences between business rules and business processes and present some guidelines on positioning business rules in SOA implementation and appropriate usage of each technology.
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InfoQ Presentation: Scott Ambler on Database Refactoring
A sound code base is not sufficient to deliver quality software that evolves as user needs change. Some teams, ready to evolve their code, find themselves hamstrung by a hard-to-change database design. Scott Ambler, in this Agile2006 video, talked about how DBAs can use Agile's iterative and incremental approach to help make teams responsive to changing customer needs.
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QCon London next week - Registration Still Open, Day Passes Available
QCon is next week and over 500 people are registered to attend. It's not too late to register! For those who can't make it to the full 3 day conference, there are a few ways you can get a more limited taste of the conference, such as attending a one-day tutorial, buying a day pass to the conference.
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Improving Quality with "Developer Testing Masters"
Alberto Savoia of Agitar Software recently suggested the creation of a new position - Developer Testing Master - to bridge the gap between developers and testers.
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Darwin and Service Reuse: Competition is Good
Service reuse is something that many SOA proponents say is a benefit. However, proponents of object-orientation techniques said the same thing and that didn't materialize. Is introducing competition in the service arena a way of getting improvements in reuse?
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GreenPepper aims to Improve Collaborative Testing
Pyxis Technologies officially launched their testing product GreenPepper last July, at Agile2006. Expanding on the kind of features offered by FitNesse, it is a platform intended to improve collaboration between business experts and software developers. Now, having taken the time to respond to feedback, Pyxis is offering a more complete product with the GreenPepper 1.1 Release.
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Test-Driven Database Development with DbFit
Gojko Adzic has released DbFit, an extension of the Fit testing framework enabling test-driven development against Oracle databases.
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Microsoft Announces its Commitment to BPEL 1.1 and 2.0
Microsoft already supports BPEL in its ESB product BizTalk Server. Now the company has announced its plans to support BPEL within the Windows Workflow Foundation (WF), which is integrated into Windows Vista. BPEL will be supported by a set of WF activities available as BPEL for Windows Workflow Foundation.
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NStatic: Advanced Code Analysis for .NET
Code analysis tools like FXCop are often cited as ways to improve code quality. While they do check for a large number of potential faults, in theory there is a lot more that can be done. Wesner Moise intends to try out these theories with an advanced code analysis tool called NStatic.
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When is Scrum Not Scrum?
Tobias Mayer has written a new piece describing the ways in which Scrum teams should sometimes diverge from standard practice. But perhaps more interesting is his brief notice of being ejected from the Scrum Alliance.
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SOA Maturity Models
Many large organizations decide to adopt SOA, and many are looking for guidance in the form of maturity models. An interesting discussion has recently taken place about the right way to approach this, and there are many different models and approaches to choose from.
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Domain-Driven Design Case Study: So We Thought We Knew Money
Ying Hu and Sam Peng show how they solved some major problems dealing with international currency by selectively applying Domain-Driven Design to their existing application.
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InfoQ Interview: Mary and Tom Poppendieck on using Lean for Competitive Advantage
Lean software gurus Mary and Tom Poppendieck share their years of practical experience, as they speak on the history of Lean thinking, the value of fast delivery and deferred committment, their use of Value Stream Mapping to identify and reduce waste, the importance of identifying and dealing well with cross-organizational and inter-organizational boundaries, and how Lean relates to RUP and Scrum.
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Psst ... got a SOA Reference Model? Want another one?
The Open Group starts work on another SOA Reference Model. But what is wrong with the existing OASIS model?
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Tutorial: TDD with Selenium and Castle
Dan Bunea shows how TDD can be applied in .NET using Selenium RC and Castle. Test first principals provide architects a way to quickly jump into active development early in the application development lifecycle. The benefits of TDD are a drastic reduction in defects as well as increased flexibility in the code base since the application evolves quickly through an iterative process.