InfoQ Homepage Architecture & Design Content on InfoQ
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WSO2 publishes new round of performance metrics for their ESB
WSO2 has recently published a second set of performance metrics for their ESB. It shows that WSO2 ESB outperforms Mule and Apache ServiceMix.
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Gang of Four Design Patterns - Does it stand the test of time?
More than a decade ago by Erich Gamma, Richard Helm, Ralph Johnson and John Vlissides known as the Gang of Four (GoF) published their seminal book "Design Patterns: Elements of Reusable Object-Oriented Software". The GoF book, which is considered the harbinger of the whole software patterns movement, has recently been criticized as no longer relevant.
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Logicblaze FUSE and IONA Celtix products merge into IONA FUSE product line
Last week however, IONA presented their open source strategy roadmap with the announcement of a merger of the former Logicblaze FUSE product and IONAs own Celtix product. The new open source product line will keep the FUSE brand and will consist of four product modules that can either be deployed together or independently.
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Explicit vs. concise code in Ruby
Ruby offers many ways of reducing code size. However, this can backfire in some situations. We look at one problem with Ruby's method for identifying nil and false values.
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Presentation: Cluster your JVM to simplify application architecture
Open Terracotta is an open-source, highly scalable, JVM-level clustering solution. As well as being a drop-in replacement for Tomcat Clustering, it can transparently cluster POJOs and Spring beans. This presentation will be an in-depth case study of a small mobile application built using Terracotta clustering.
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Does software design really pay off?
Many developers have encountered a situation where they’ve been asked to cut down on design and "just get the job done". Martin Fowler presented his doubts about this strategy and explained trading design quality for speed is illusory for projects longer than just a few weeks.
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SOA in the Real World
Microsoft has published a free eBook titled "Service Oriented Architecture (SOA) in the Real World". The book presents Microsoft's view of Service Oriented Architectures and contains several real world examples that show how a SOA can be implemented by using Microsoft products and technologies.
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JRuby: Java5 or not?
A discussion in the JRuby space is resurfacing: Should the project move to Java 5. Is it worth breaking compatibility with Java 1.4? Using languages features like Annotations and Enums would be useful, as well as and not having to use a backport of the Concurrency libs. We look at the pros and cons.
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Has Agile Crossed the Chasm?
Carrying on from last year's survey, Scott Ambler published the 2007 Agile Adoption survey this month. InfoQ provides some analysis of his findings and asks readers how they would approach getting a single view of Agile trends from across the community.
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Article: Implementing Automated Governance for Coding Standards
Most development organizations of a significant size have some form of coding standards and best practices. Simply documenting these standards and keeping them up to date can be a significant challenge and enforcing them even harder. Our organization has found that enforcing coding standards and best practices in an automated fashion through our build process has been highly effective.
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Singularity: Rethinking the Software Stack
Singularity is a Microsoft research project aimed at producing a new operating system built for dependability. Relieved of commercially viable burdens such as backward compatibility, Singularity contains many alluring ways of solving classic problems using newer programming tools and methodologies. InfoQ spoke to the Singularity team to learn more.
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Article: Service Composition
In an InfoQ 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.
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Partitioned-Iterative more appropriate for EA than Zachman, TOGAF?
Roger Sessions claims that the most popular EA frameworks (Zachman, TOGAF, FEA, and Gartner) have failed to evolve to the needs of today's more complex development needs. Instead, Sessions proposes a 'Partitioned-Iterative' Approach that reduces complexity through partitioning an organization in smaller pieces, rather than defining the architecture for the whole company at once.
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Interview: Anne Thomas Manes on SOA, Governance, and REST
In an InfoQ interview, recorded at QCon London, Anne Thomas Manes, research director at Burton Group, talks about the state of SOA, explains different ways of getting funding for SOA initiatives, the value of SOA governance and governance tools. Another topic covered is the applicability of REST to SOA, the need for a RESTful description language, and REST support in SOAP toolkits.
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Microsoft Research's Accelerator: A Data-Parallel Library for .NET that Targets GPUs
Microsoft Research's Accelerator Project exposes a .NET library for performing parallel data processing using a computer's GPU.