InfoQ Homepage Architecture Content on InfoQ
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Duck Typing and Protocols vs. Inheritance
A recent debate on the RubyTalk list asked where to use is_a? vs respond_to? This highlights situations where objects respond to the same interface, but don't share any superclasses. We look at this debate and solutions in other languages such as Smalltalk, Erlang, and Scala.
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Adobe AIR: Do we really need browser apps that run on the desktop?
Adobe Integrated Runtime (AIR) is a platform that allows developers to use web technologies to build desktop applications. Danny-T is questioning the Adobe AIR paradigm on his blog posting, ‘Is breaking out of the browser the right next step?’
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QCon London March 12-14 Announced
QCon London 2008, taking place March 12-14 has been launched and is open for registration. QCon is an enterprise software development conference for team leads, architects, and project managers covering the range of topics also on InfoQ as well as a strong focus on architecture & design, real world case studies, and more. This is the 3rd QCon, don't miss it!
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Buzzword – RIA Word Processor: Built Using Adobe Flex / AIR
Adobe recently acquired Virtual Ubiquity, the creators of Buzzword - a web based word processor. InfoQ.com connected with David Coletta and Tad Staley of Adobe Systems to learn more about the product, the challenges and benefits of using Adobe Flex for its development, and what the future holds for the product.
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Debate: Scaling teams up in productivity rather than in personnel
Larger team size prevents from adopting the whole range of language abstraction tools and puts constraints on productivity. Reg Braithwaite believes that tools should not be tuned to the size of the team. He advocates for building teams around the tools and keeping them small. It appears however that team growth is often inevitable. What can be done then to maintain quality and productivity?
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Performance Tuning Spring Applications
In a new white paper from SpringSource, Adrian Colyer explains the Spring from a new perspective - the runtime environment - and provides tips for performance tuning.
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CrossFrame - Safe, Cross Domain Widget Coordination for Mashups
Julien Lecomte has announced the availability of CrossFrame - a JavaScript library for cross domain communication between widgets hosted on different hosts. The technique, while inherently dangerous, solves an outstanding problem facing Mashup developers.
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Article: Key Takeaways and lessons learned from QCon SF
Bloggers were quite active at InfoQ's QCon San Francisco conference which took place Nov 7-9. Bloggers wrote about 32 of the 60 sessions at the event, including the keynotes, session on Linked-In, eBay, Orbitz architectures, and more. Read this article to learn the most valuable insights the attendees took the time to blog about, as well as many other aspects about QCon.
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Why do Java developers hate BPM?
John Raynolds asked recently the question: "Why do java developers hate BPM?". His controversial post generated a lot of comments that speak more generally about the growing divide between modeling environments and development environments, and the role of the business in traditional development cycles.
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InfoQ Minibook: Composite Software Construction
In a new InfoQ minibook, InfoQ SOA Editor and SOA Enterprise Architect Jean-Jacques Dubray describes the state of the art and emerging new approaches in building "Composite Software", solutions created by assembling existing services. The book is available as an InfoQ Minibook, i.e. free of charge in PDF format for InfoQ users. A printed version is available too.
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The RDBMS is not enough.
In a world of services, RDBMS are not the solution to every problem. Document Oriented Distributed Databases try to solve this and add a new way of storing documents. CouchDB (written in Erlang) is in its alpha stage and evolving on a regular basis. InfoQ caught up with Anthony Eden who is implementing the same concept in Ruby with RDDB.
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Surprising criticism from parting Microsoft development lead
Jay Bazuzi, once Development Lead for the C# Editor, is leaving Microsoft, and he wrote some surprisingly harsh parting words for his friends before he left; things like “OO isn’t a fad” and that “It’s OK to use someone else’s code”.
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Martin Fowler unveils details of his upcoming DSL book
Martin Fowler unveiled some details about his upcoming book on DSLs through his Work In Progress gateway. In the draft of its introductory part, Fowler gives an example of a Domain Specific Language case and provides some new insights on DSLs, their implementation and use.
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Article: Iterative, Automated and Continuous Performance
A new InfoQ article looks at evaluating performance in an iterative and continuous manner.
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Reducing Server Load and Network Traffic in REST/Ajax Architectures
A short article on developerWorks shows us how to reduce network traffic and server processing for Ajax/REST architectures, but the real jewel here is the way they effectively use the HTTP 304 status code instead of recommending more complicated solutions.