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Monthly Archives: August 2012

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Cassandra on Azure CentOS VM

Having some fun with Cassandra lately I wanted to figure out how to setup a working environment on the new Windows Azure VM roles, so I decided to give a try and install a Cassandra cluster on CentOS.

Although it’s on Ubuntu, the following article is a good guide that helped me to configure a Linux cluster: https://www.windowsazure.com/en-us/manage/linux/other-resources/how-to-run-cassandra-with-linux/

We create the 1st VM assigning a pem certificate in order to get access by ssh:

Create VM

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UI Composition for Services

One of the most important concepts when applying either SOA or DDD is the definition of Services (or Bounded Contexts in the DDD lingo).

Each of these services will be responsible for its own data and behavior and could also own the UI components of that service.

Let’s see an example with the typical Ecommerce domain:

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Welcome to my blog

I want to welcome you to my blog!

I’d like to share with you my ramblings on various topics that I’m interested in:

  • Distributed systems
  • SOA
  • DDD
  • NoSQL
  • Agile
  • …and many more!!

 

You can also visit my blog in spanish language at: http://www.serrate.es

Hope to see you here!