Case Studies

  • So We Thought We Knew Money

    Ying Hu and Sam PengJanuary 2007[Read] [Watch presentation] Abstract In Custom House’s financial system, “money”, “rate”, “currency” and “markup” are among the key concepts that describe the domain. Without explicit modeling, those concepts appear in the code, but only in variable names of primitive types …

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  • Using Domain-Driven Design to Evaluate Commercial Off-The-Shelf software

    by Einar Landre, Statoil ASA Harald Wesenberg, Statoil ASA Harald Ronneberg, Statoil ASA [Read (pdf)] Abstract Purchasing a Commercial-Off-The-Shelf (COTS) package solution can be a complex and daunting task. Selecting and evaluating the right candidate is difficult, especially when the solution aims at the heart …

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  • Persistence Last

    by J. B. Rainsberger October 2003 I was working at IBM when I discovered JUnit, Design Patterns, Refactoring and Pragmatic Programmer. These all gave me a bright idea how to deal with a specific problem in my programming group. There is a database group that …

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  • Registration Oasis

    by Bruce Gordon At at large university I was brought in to work on a web based student registration system that interfaced to their mainframe system. The systems was to be deployed using WebSphere and EJBs. The existing mainframe system was to be reused and …

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  • Student Loan Servicing

    by Kumar Brahnmath October 2003 Our task on this project at a Fortune 100 company was to build a web-based application for students to manage their student loans, check balances, loan payments etc., and was to be written in Java. When we started talking to …

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