InfoQ Homepage Design Content on InfoQ
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C# 4.0 "Fixes" Deadlock Issue
C# 4.0 implemented a change that assured optimized and non -optimized compiles yielded consistent results. This "Fix" emphasized some design problems with locking mechanisms.
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Avoiding Three Common Mistakes when Implementing XML and Web Services
In his new comment, IBM’s Kyle Brown examines three different common anti-patterns, or "worst practices," that can make adopting Web Services and SOA implementations more difficult than it needs to be.
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RFactor: Ruby Refactoring Support for Text Editors
RFactor is a Ruby refactoring tool that aims to bring automated refactoring support to text editors. We talked to its developer Fabio Kung to learn how it works and what's planned for the future.
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Interview and Book Excerpt: Thomas Erl's SOA Design Patterns
InfoQ has published an excerpt from Thomas Erl’s newest book, SOA Design Patterns, and used the opportunity to interview the author. Topics covered include the role of a patterns catalog, differences between service-orientation, SOA, and Web services, and the current state of the SOA world.
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Presentation: Frameworks and DDD: Keeping the Model Clean
In this presentation recorded during QCon SF 2008, Tim McCarthy talks about preserving the purity of the domain model while using frameworks. Frameworks can be very useful when developing applications, but they can present some pitfalls, mudding the domain, if they are not used properly. The presentation is targeted at developers.
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SOA and DDD
In a recent entry, Phillip Calcado asks the question "What Is A Service?" and then goes on to describe how the answer to this lies with Domain Driven Design and ensuring that all stakeholders in an SOA development share the same understanding.
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Details on Using Code Contracts
InfoQ has informed on the availability of Code Contracts for .NET. This time we want to offer more details on using Code Contracts, an important addition to .NET.
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Article: Staying Safe and Sound Thanks to MDSD
In this article, Andreas Kaltenbach explains how Model-Driven Software Development (MSDS) can help solving backward compatibility problems when creating a newer version of a software which can mean a new API or a new database schema that old clients cannot use. MSDS is used to negotiate the differences between versions to ease the upgrading process.
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Code Contracts for .NET Is Available for Download
Code Contracts is the .NET implementation of the Design by Contract concept. While it was supposed to be delivered with .NET 4.0, Code Contracts is already available for download from DevLabs. Contracts impose certain restrictions on using APIs, making programming safer, having more validations and resulting in fewer unexpected errors during runtime.
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Scott Guthrie on Web Technologies During MIX 09
In an interview held by Channel 9, Scott Guthrie talks about MIX 2009, Silverlight 3, upcoming VS 2010 Tools for Silverlight, and Expression.
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Spolsky vs Uncle Bob
The last few weeks, a public dispute has been going on between Joel Spolsky and Robert C Martin (Uncle Bob) about Test-Driven Development and about the SOLID principles of OO design. Here is a summary and review of the match.
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Article: A Message Type Architecture for SOA
This article proposes a new Message Type Architecture to help manage the message formats in a SOA. The approach based on two related DSLs, one for the Enterprise Data Model and one for the Message Types, promotes reuse and helps aligning the Data and SOA governance processes.
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Refactoring Not a Substitute for Design
A member of the stack overflow community asked "Is design now a subset of refactoring?" The question highlights a common misunderstanding about the agile approach to emergent design. A common agile mantra is: "Test. Code. Refactor. Repeat!" This approach doesn't replace design; it simply spreads the work out over the life of the project.
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Article: JavaScript Test Driven Development with JsUnit and JSMock
This article by Dennis Byrne is a crash course in writing maintainable JavaScript. Dennis uses stubs, mock objects and a little bit of dependency injection. He also uses JsUnit to run unit tests and a JavaScript mock object library called JsMock.
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Managed Extensibility Framework Preview 4
Microsoft's Managed Extensibility Framework is an open source (MS-PL) .NET application composition framework available on CodePlex. MEF provides aspects of a plug-in model and an inversion of control container. Code Preview 4 includes performance and diagnostic improvements.