InfoQ Homepage Architecture & Design Content on InfoQ
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Trading Consistency for Scalability in Distributed Architectures
eBay's Dan Pritchard and Amazon's Werner Vogels talk about the necessary trade-offs to achieve appropriate network partitioning tolerance for large distributed systems.
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Microsoft Releases Web Service Software Factory Modeling Edition
Microsoft released last week WSSF - Modeling Edition, a major release of the Web Service Software Factory. Don Smith, product manager in the Pattern & Practices team, unveiled an ambitious road map for this factory which is now fully integration the DSL vision set forth by Steve Cook's team.
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Flux 7.7: Increased Monitoring and Secure FTP Capabilities
Initially released in 2000, Flux is an embeddable Java software component for Java development teams who need job scheduling, file transfer and workflow management. Flux 7.7 extended the product's secure file transfer capabilities and increased the scalability of the Operations Console. InfoQ discussed with David Sims, Flux President about the new features and other product developments.
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Bedtime User Stories: Cowboys and Fairytales
In which David Longstreet claims Agile Software Development is a Fairy Tale that just tries to legitimise Cowboy development, and Geoff Slinker invites him to write a Serious Article based on Logical Arguments and Citing Sources.
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Overburdened Teams are Less Likely to Root Out Waste
Sometimes, management encourages adoption of Agile but fails to help remove the overburden that cripples teams and keeps them in non-productive patterns. In his article, Roman Pichler looks at the "3 M's" of Lean, and how the concept of removing "muri" (overburden) provides help for Agile adoptions, by encouraging teams to give up wishful thinking and commit to their actual capacity.
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Presentation: Designing for Testability
In this presentation from QCon San Francisco 2007, Cedric Beust and Alexandru Popescu discuss interesting features of TestNG such as grouping of tests, data providers for tests and dependency handling in tests, tips for designing easily testable code such as eliminating statics, extreme encapsulation and TDD, the importance of functional versus unit testing, and migrating from JUnit to TestNG.
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Higgins 1.0: Identity Management Solutions from the Eclipse Foundation
Identity management for networked and distributed applications continues to present several unique challenges for users and developers. Higgins is a suite of identity management solutions from the Eclipse foundation, created with the intent of simplifying and adding consistency to online authentication.
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Implicit line continuations in Visual Basic
Line continuation characters have always been a wart on the VB syntax. Unlike languages in the Pascal and C families, Visual Basic does not require a trailing semi-colon to denote the end of a statement. The trade-off for this is that it does need a character to indicate when the statement does not end. Paul Vic is proposing to eliminate continuation characters in most common cases.
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Pragmatic is the new black - Reality Driven Development
Taking an empirical approach, Reality Driven Development promotes the idea of rigorous experimentation as a way to improve the user experience and technical qualities of software development.
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Common Ruby MVM API research kicked off
Research on the topic of Multiple VM (MVM) Ruby will be conducted at the University of Tokyo together with Sun's JRuby team. The work will investigate issues such as communication between VMs and a common API across all Ruby implementations, with solutions provided initially for Ruby and JRuby.
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Amazon S3 Outage : Do SLAs Lead to Trust?
Amazon Web Services' popular Simple Storage Service (S3) suffered a major outage last week that caused some to question their reliance on S3. InfoQ discussed the outage with Amazon and affected users and examines the risks of SaaS and cloud architectures.
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Using the Task Scheduler in Vista and Windows Server 2008
Task Scheduler is an useful addition to Windows Vista and the upcoming Windows Server 2008. This is a quick lesson on how to use the Task Scheduler from managed code.
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Microsoft Claims to Hold the ETL Record at 1 TB in 30 Minutes
Microsoft and Unisys are claiming that they hold the record for loading information into a relational database. The unofficial benchmark was 1 TB of TPC-H data moved in under 30 minutes using an Extract, Transform, and Load (ETL) tool. The previous record for that volume was 45 minutes and was held by Informatica.
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Burton On Real World SOA Experiences
Chris Haddad of Burton describes a new study they are doing on the success of real world SOA deployments. We've been here serveral times before over the past few years and none of the studies have been particularly accurate. If you are taking part in the study, why not share your experiences here?
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Interview: MLB.com on Their Use of Silverlight
In this InfoQ exluclusive interview Jonathan Allen sits down with Henry Belmont & Thaniya Keereepart on their implementation of Silverlight and how it integrates with their Java back-end.