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A Curious Mind #tastic March 2008 Entries
ActiveMQ

Does anyone know how to make ActiveMQ run as a service on Windows 2003?

Posted On Friday, March 28, 2008 8:33 PM

Idempotence Part II
So since my last post, I have gotten some feedback on this topic that I want to share, and for file based stuff I really like the following idea. Thanks Udi. If your message source is a flat file consider the path to the file 'C:\file_drops\expert.csv' and the last date of change '12-2-2007' as a way to tag the message so that it won't get processed twice. Also, my definition of idempotence earlier was a little off, smack!, idempotence just means that the result of processing the message multiple ......

Posted On Monday, March 17, 2008 7:46 AM

Music To Code By
Usually when I am getting my code on I am going to listen to some high energy music. Ray J Flo Rida Freeway DJ Khaled Rise Against Rage Against the Machine Static X NERD A Day to Remember However when I am doing 'work' I tend to take a more mellow approach. Last thing I need is to send an email to my boss why listening to 'Smack My Bitch Up' ;) Matt Nasi Clapton Queen 311 Ben Harper Black Eyed Peas For the music holic in me the Zune Pass has been awesome. Now that I have mac'd out I am not to sure ......

Posted On Friday, March 14, 2008 9:05 PM

Idempotence
So lately i have been thinking a lot about how I want to implement idempotence. Well this week I had the pleasure to discuss the topic with Evan Hoff, who is also thinking about this. Today he emailed me the following 'acid' test for idempotence. If the message was generated by a traveling salesman in his hotel room and got forwarded to the application 10 days later, what are the chances of success? If processing that message causes data loss by overwriting newer values (as an example), you have ......

Posted On Thursday, March 13, 2008 5:45 PM

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