What is the coupling level required by your service?

An interesting attempt by Jeff Schneider to quantify the effect that various factors have on the “coupling level” of a system. http://schneider.blogspot.com/couplingindex.htm 


SOA & VS.NET in practice

This morning (Italy time zone) the MSDN home page had a pleasant surprise, a very good example of using VS.NET for architecting distributed system. http://msdn.microsoft.com/vstudio/productinfo/enterprise/default.aspx?pull=/library/en-us/dnvsent/html/FoodMovers0.asp Enjoy!


Make your electric gizmo interoperate with a foreign power source

The following is not exactly highly academic EAI design pattern discussion, be warned. Don’t read if you value your time 😉 Another thought from everyday life. Ever had to deal with power plug interoperability? Well I had, especially when going to UK and US (I’ll not even mention Poland: they have an exotic ground pin…



  [UPDATE: the old scan image of the luggage strip got lost. The image on the left is another strip, which makes the same point.. it is a flight from Singapore to Seattle, via Tokyo. I won;t change the text below, ’cause it was specific to PDC2003… but substitute LA with Singapore, Atlanta with Tokyo, Milan with Seattle…


WS-Addressing and SOAP over HTTP

http://msdn.microsoft.com/webservices/default.aspx?pull=/library/en-us/dnwebsrv/html/soapmail.asp Very good article + in-depth sample on how to achieve transport independence. Suggested.