InfoQ Homepage Development Content on InfoQ
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InfoQ Article: The HandleExternalEvent in Windows Workflow
The HandleExternalEvent Activity in Windows Workflow Foundation is used to handle events raised by the host process. It provides a way in which you can communicate with a workflow to notify it that some event has occured and get the workflow to respond.
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New Blinq Prototype Generates ASP.NET CRUD site
Polita Paulus, a developer on the ASP.NET team last week posted Blinq to the sandbox. Blinq is a LINQ-based prototype for generating a CRUD data access layer and fully functional ASP.NET front end web application with sorting, paging, and relationship navigation.
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Occasionally Connected Clients ARCast
Ron Jacobs' latest ARCast with Jack Goldstein goes through SQL Everywhere and how to use it for the occasionally connected client. It also has some brief mentions about some of the cool new synchronization technologies that are coming up in Orcas. Overall a nice starting place if you want to start thinking about how to deal with the occasionally connect client in your architecture.
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.NET Compact Framework 2.0 SP1 Released
Microsoft has just released SP1 of the .NET Compact Framework 2.0, currently available for web download only (so far). A number of interesting fixes and features are added, such as the addition of the Serializable attribute, the ObjectDisposedException bug fixed in HttpWebRequest, and the Remote Performance Monitor tool.
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First Spring 2.0 Release Candidate is Out
The first release candidate for Spring 2.0 has been released. Spring 2.0 is a major new release, some of the notable enhancements include simplified configuration, AspectJ annotation support, EJB JPA support, a task executor framework and asychronous pojo's, convention-based Spring MVC update, and more. The new Spring PetClinic showing Spring+JPA is also included.
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Catching up with Java Use in Telco Companies (OSS/J)
Java is probably more widely used in the Telco industry than any other platform, but this fact is not very widely known by Java developers, many of whom have only heard of OSS/J in passing. OSS/J A A new article explaining the need and impact OSS/J APIs standardize a range of Telco IT needs and are creating a standards-based component marketplace that is having a big impact.
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Opinion: ASP.NET 2.0 makes it harder
Daniel Solin, faced with some limitations in ASP.NET 2.0 has blogged a criticism of the framework, concluding that "my feeling about ASP.NET 2.0 is that it's good for simple, common tasks. It makes trivial tasks even more trivial, but this at the cost of making the more complex (and more realistic) tasks even more complex."
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Heartbeat for Rails Apps
Heartbeat, the Railsday 2006 app from Highgroove Studios in Atlanta, lets you monitor the uptime of URLs and run your application's rake tasks from a single web page.
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Magnolia 3 Enterprise Content Management Released
Magnolia, the CMS that InfoQ itself uses, has released version 3 of its open-source Enterprise Content Management System (ECM) today. Main new features include workflow, versioning, JSR-168 support, single-sign-on, scheduled content publishing, a browser-based template-designer, a deployment packager and a new UI.
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Gartner Web Services Conference Report
A Field Report from the Gartner Application Integration and Web Services Summitt 2006 shows some mixed trends in SOA and Web Services as well as new products and analysis.
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Advanced Message Queue Protocol to Commoditize Messaging
The Advanced Message Queuing Protocol (AMQP) has been announced today by JP Morgan Chase, RedHat, Twist, Cisco, Iona, and others. AMQP is an open specification for queue-based messaging that is technology agnostic and completely interoperable; it aims commoditize the messaging middleware industry and provide true interoperability across technology stacks in any language or operating system.
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The future of data access in .NET
Microsoft has published two papers explaining the vision for the future of data access in .NET. The combination of ADO.NET, Entity Framework, and LINQ will mean .NET will finally have real object mapping capabilities not just to relational stores but also between languages and other data formats such as XML.
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FIT Acceptance Testing Primer
Do you think automated user acceptance testing is a cool idea, but impossible or not worth doing? Have you been bogged down by the traditional record/script/replay approaches and unable to automate until the code is complete? This article will show you how the Framework for Integrated Test (Fit) makes it easy to overcome these challenges and practice test-first design from the user perspective.
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Bonita Cooperative Workflow 2 Released
Bonita is a workflow system for handing long-running, user-cooperative workflows, implemented as an EJB 2 and JMS app, released under LGPL. v2.0 adds XPDL support, a re-write of the iterations mechanism, JDK 1.5, internal timer services replaced by EJB 2.x timer service, iteration unit tests, and more.
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InfoQ Article: Real World Rules Engines
Rule engines are a useful tool that can be used to externalize business logic, involve business users, or solve certain classes of problems in an efficient way. In this InfoQ Article, Geoffrey Wiseman explains what, when, and how to use rules engines along with his experiences applying them in finanicial services.