InfoQ Homepage Architecture Content on InfoQ
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Naked Objects adds Java 1.5, Injection, Hibernate
Naked Objects is an architectural pattern and a framework for developing applications where domain objects takes a central role. Naked Objects recently released version 3.0 with support for Java 1.5, injection, an alternate UI, Hibernate object store, integrated security and contributed actions. InfoQ took the opportunity to speak with Richard Pawson, inventor of the Naked Objects pattern.
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Tight Coupling and its Unintended Consequences
As we transition from component architectures to service oriented architectures, the balance between natural, efficient asset reuse and independent, decoupled systems is a real battleground. Neal Ford recently posted some thoughts about high coupling and it's unintended consequences, and we revisit a great InfoQ interview with Jim Webber about tight coupling as it applies to service architectures.
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Understanding the ActionScript Virtual Machine for Java Developers
The ActionScript Virtual Machine 2 (AVM2) executes ActionScript 3.0 (AS3) bytecode in the Flash Player 9 runtime. ActionScript 3 is an Object Oriented programming language, used by developers to build Flash based applications in Adobe Flex and AIR.
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Scaling Web Applications using Cache Farms and Read Pools
Exploring a couple of lesser known tools in the architects' scaling toolkit.
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Does the rise of Service Oriented UI (SOUI) means the death of server-assisted MVC?
Nolan Wright thinks server-assisted MVC implementations are a thing of the past and that Services, Ajax and DHTML can greatly simplify the way we build web applications.
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Is a picture always worth a thousand words?
<p>Is a picture always worth a thousand words?</p> <p>In his recent article, “Why we write code and don’t just draw diagrams”, Dean Wampler argues that in software development the opposite is more often true. </p>
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InfoQ Presentation: Eric Evans on Domain Driven Design - Putting the Model to Work
Why bother with models? Eric Evans explains that the most critical complexity of most software projects is understanding the business domain itself. In this talk Evans talks about the foundations of Domain-Driven Design and how to make a domain model truly pull its weight and positively transform a project.
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Preserving flexibility while using Active Record pattern
Bob Martin believes that Active Record pattern that maps data structures to objects may be a source of confusion. Even though it appears to be an object, it actually is a data structure, vulnerable to the addition of new types. To preserve the flexibility, Bob Martin suggests separating Active Record from the application, so that the latter can be designed and structured solely around objects.
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Oslo: Microsoft Gets it but Hurry !
There has been few comments on Microsoft's Oslo announcement. In general they are positive but people are worried about the timeline and complexity of the project. Very few people commented on the in-the-cloud services that complement Oslo.
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Single Sign-On beyond the firewall
Taking a look at the challenges that lay ahead in the quest for Federated Identity Management.
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OOP: Thinking beyond verb/noun metaphor to yield a better design
In OOP, objects are traditionally coupled with actions that determine their behavior, implemented as objects’ methods. Reg Braithwaite argues that, in some cases, it may be relevant to dissociate the two. Traditional approach to OOP is also questioned by Buko Obele who advocates for going beyond the verb/noun metaphor that is often used to approach object oriented design.
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A Comparative Clarification: Microformats vs. RDF
James Simmons posted on the Semantic Focus blog and Johannes la Poutré on the Squio blog had a web discussion on the differentiation between Microformats and RDF as they relate to the semantic web. While they both agree that RDF and Microformats are very different, they have a very different take on how that impacts their respective relevance to the semantic web.
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Who is Using Flex?
When considering new tools, decision makers in the software industry often consider the rate of adoption as a key metric in their assessment on whether or not to embrace a given tool. Adobe’s Flex framework seems to be nearing a critical point in this cycle, as a number of large companies are now using Flex to implement new features. So, who is using Flex anyway?
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Oslo: Microsoft Takes Composite Applications to the Mainstream
Microsoft unveiled this morning a vision and roadmap to simplify SOA, bridge software + services and take composite applications to the mainstream. The code name of this effort is “Oslo”.
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Debate: Why are most large-scale websites not written in Java?
Nati Shalom of GigaSpaces recently asked why most large-scale websites were written in languages other than Java. This question touched off a large debate in the Java community, and InfoQ took the opportunity to learn more about the major viewpoints surrounding this issue.