InfoQ Homepage Architecture & Design Content on InfoQ
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Constantine on combining Agile and User Experience
Usability and Teamwork author and consultant Larry Constantine recently wrote two articles about the “Interfaith Marriage” between experience design and agile development. He examines the inherent conflict between the agile and UX perspectives and provides some concrete advice on how to integrate the two into a creative and productive union.
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Foursquare's MongoDB Outage
Foursquare recently suffered a total site outage for eleven hours. The outage was caused by unexpected uneven growth in their MongoDB database that their monitoring didn't detect. The system outage was prolonged when an attempt to add a partition didn't work due to fragmentation, and required taking the database offline to compact it. Learn what happened and what responses are planned.
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New Relic Has Released RPM for .NET and PHP
New Relic has released two new variants of its performance tool: RPM for .NET and RPM for PHP. RPM offers performance monitoring and analysis for web applications running on premises or in the cloud.
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Application Certification Requirements for Windows Phone 7
In response to the incredibly successful iPhone App Store, Microsoft will be offering its own version for Windows Phone 7 called the Marketplace. And like the App Store, Microsoft will be certifying applications before they are posted. According to John O'Donnell of Microsoft, many applications are failing for some very simple reasons.
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QCon San Francisco in 3 Weeks; Conference Highlights
The 4th annual QCon San Francisco is taking place just 3 weeks from now, the chance to register is quickly approaching. The program includes three conference days with over 80 speakers in 15 tracks covering a wide variety of relevant and exciting topics in software development today. Attendance has increased 15% over last year, we hope you'll be able to join us!
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What’s Next for SOA?
Every several years there is a new wave of trying to predict SOA future. The new one is presented in a recent post by Joe McKendrick, discussing how SOA can morph into EA, cloud, EAI, BPM or all of them.
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DB2 Debugging in Visual Studio 2010
IBM is offering a demo of their DB2 Add-ins for Visual Studio 2010. In addition to "full end to end debugging for SQL procedures for VB and C# apps”, it includes ADO.NET and Entity Framework providers for many of the DB2 variants.
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Is 2010 One of the Most Significant Years for Software Architecture?
Modern Software Architecture has been heavily influenced by the need to architect systems at the scale of the Web. It seems that the availability of new client models are pressuring aging software architectures to evolve once more. Jack van Hoof pointed last week a talk from Joshua Robin that lead him to believe that great architectural changes are coming at us with full force.
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Membase Server publicly available from Membase Inc.
Enterprise and Community Edition of Membase Server are publicly available from today from Membase Inc. (formerly NorthScale Inc.) the provider of the widely used Memcached Caching infrastructure.
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IBM Cuts DB 2 Prices While Oracle Raises the Cost of MySQL
MySQL and DB2 are a lot alike. Both are free to start, but to get the tools needed to properly support them you have to buy subscriptions form the vendor. At the same time that Oracle is raising MySQL’s subscription to 3,000 per server, IBM is dropping DB2 to 1,500 per server.
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Project Visage to Continue Work on JavaFX Script Without Oracle
Oracle's decision to cease work on JavaFX Script, announced at JavaOne, was a disappointment to some in the community. Using the open source JavaFX Script compiler as a starting point, Project Visage is looking to continue to develop the DSL as an open-source project.
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NuPack, OpenWrap, and CoApp – A Roundup on Package Managers for .NET/Windows
Microsoft has released NuPack CTP 1, an open source package manager for .NET. OpenWrap is another package manager for .NET with many similarities and some differences. CoApp is a package manager for Windows featuring updates and support for multiple languages like C, C++, .NET, PHP, Python, Perl.
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PRISM 4 Is Now Code Complete
The patterns&practices team at Microsoft has released the latest version of its composite application guidance called PRISM 4 Drop 9, the library, the reference implementations and quick starts being code complete.
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OSGi Community Event
Last week saw London's OSGi Community Event, in conjunction with JAX London. The conference presentations covered a wide range of environments, from Java EE migrations and cloud computing, down to embedded devices and Android.
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Percolator: a System for Incrementally Processing Updates to a Large Data Set
Google's Daniel Peng and Frank Dabek published a paper on "Large-scale Incremental Processing Using Distributed Transactions and Notifications” explaining that databases do not meet the storage or throughput requirements for Google's indexing system which stores tens of petabytes of data and processes billions of updates per day on thousands of machines.