InfoQ Homepage Articles
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Yahoo's Doug Cutting on MapReduce and the Future of Hadoop
InfoQ's lead Java editor, Scott Delap, recently caught up with Hadoop project lead Doug Cutting. Hadoop is an open source distributed computing platform that includes implementations of MapReduce and a distributed file system. In this special InfoQ interview Cutting discusses how Hadoop is used at Yahoo, the challenges of its development, and the future direction of the project.
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Book Review: The Responsibility Virus Helps Fear Undermine Collaboration
Do "empowered" organizations outperform their command-and-control competitors? Business school dean Roger Martin saw this promising approach fail too frequently. His diagnosis: he calls it the Responsibility Virus, and offers tools to help those who would treat the Virus in their own workplace. Reviewer Deborah Hartmann found this book a good explanation of why process is not enough.
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SOA Governance - Long-Term SOA Implementation and Management
In this article, Wolfgang Keller explores the challenges in SOA adoption and discusses the commonalities and differences of SOA governance to overall IT governance. He discusses why SOA initiatives frequently get bogged down, and how the anchoring of SOA in an IT governance can help make SOA a success.
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Interview: Dino Chiesa on Microsoft's SOA strategy
Microsoft has intensified its marketing efforts on SOA with the launch of a new web site, a series of webinars, an ebook, “SOA in the Real World” and the “SOA & Business Process Conference 2007”. In the next couple of months Microsoft will also be releasing .Net 3.5 and an ESB Guidance. InfoQ talked to Dino Chiesa, Director of Marketing for .Net to better understand Microsoft's SOA strategy.
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An Introduction to Apache ODE
In this new InfoQ article, Paul Brown introduces Apache ODE, an open source implementation of the WS-BPEL 2.0 standard. ODE differs from other BPEL engines in that it is delivered as a component rather than a framework for developers looking to add orchestration functionality to their systems. Paul introduces ODE's features by showing how to deploy and execute a simple process.
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Book Excerpt and Review: Hitchhiker's Guide to Visual Studio and SQL Server
With SQL Server 2000's hitting its end of life date next April, many shops that have been delaying the upgrade to SQL Server 2005 need to start looking at it seriously. This is why we have chosen to review the seventh edition of William Vaughn's Hitchhiker's Guide to Visual Studio and SQL Server.
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"Code First" Web Services Reconsidered
In this article, Dennis Sosnoski questions the conventional wisdom that a contract-first approach to web services development, i.e. starting from WSDL, is superior to starting from code. He shows how the JiBX framework can be used to practice start-from-code development without incurring the disadvantages, specifically without coupling implementation and interface too tightly.
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Visualizing Agile Projects using Kanban Boards
In the spirit of "information radiators and “big visible charts” Kenji Hiranabe proposes using Kanban Boards to organize three viewpoints (Time, Task, and Team) so the whole team understands the current status of the project and can work in an autonomous, motivated and collaborative manner.
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AgileAdvert Video Winners Announced
At Agile2007's Google reception, the audience voted to make the (very sad) clip "Developer Abuse" the number 1 video, thereby making "Matthew" (name changed to protect the innocent) this year's AgileAdvert famous Agilist. Five more videos were also recognized, sporting singing, dancing, a beating, "outside the box" thinking, expletives (deleted), and charming children (not all in one video!)
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The Secret Sauce of Highly Productive Software Development
When Agile teams get stuck in the just-average Norming stage, rather than continuting to the exciting, high Performing stage of teamwork, sometimes they're suffering from an invisible "learning bottleneck" that stunts team performance. Agile practices require us to take time to reflect and learn - and a team that learns quickly succeeds.
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Book Excerpt: Continuous Integration means Continuous Testing
Continuous Integration, a basic XP practice, has now become an accepted development best practice. InfoQ presents Chapter 6: Continuous Testing, with advice and examples for writing good tests to ensure system quality, from the book "Continuous Integration: Improving Software Quality and Reducing Risk," which aims help teams make CI a transparent "non-event".
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Service Composition
In this article, Boris Lublinsky discusses the main approaches to service composition, both from design and implementation point of view, and outlines the benefits of using orchestration. Topics covered include hierarchical vs. conversational composition, composition topologies, and the pros and cons of difference implementation approaches.