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Realities of open source cloud computing, Part 2: Developing for the cloud
You've probably heard the phrase "Write once, run anywhere." But if you want to write for an application that runs in a cloud, you really have to know what you're doing. In Part 2 of this "Realities of open source cloud computing" series, learn how to write an application using PHP to run on the Aptana cloud computing platform. Explore some of the critical design differences between a cloud application and a traditional N-tier application. The concepts are illustrated with a seemingly simple application, using familiar open source technologies, that taps into the strengths of cloud computing. 		Articles 14 Apr 2009  
 
Realities of open source cloud computing, Part 1: Not all clouds are equal
Your CTO wants to know your cloud computing strategy -- and wants to know it tomorrow. There are a lot of choices, with many differences and similarities. This article explores some of the options for an organization that wants to leverage the power and promise of cloud computing, with a focus on open source technologies. Learn about several of the providers, such as Amazon, Microsoft, Google, IBM, Aptana, Heroku, Mosso, Ning, and Salesforce. Review the relative strengths and weaknesses of each platform, and what types of open source and proprietary technologies are supported on each platform. Learn how to pick the platform that fits your needs. 		Articles 07 Apr 2009  
 
Realities of open source cloud computing, Part 3: Managing the cloud
You've picked the perfect cloud computing platform for your needs, and you have a well-designed application to run on it. The hard part is done, right? Not so fast. You still need to consider all the things you'd typically worry about if the application was for your own servers: deployment, testing, and monitoring. This might be intimidating, since your application will run on somebody else's machines (which you might not have access to, or know much about). In this final part of the "Realities of open source cloud computing" series, learn about several open source tools and technologies to help you administer your application in a cloud. 		Articles 05 May 2009  
 
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