Before someone argues that SAJAX is a better choice I’ll include it, as well, as a “this is a great option, too” for cloud computing environments. XAJAX is strictly for PHP (which is fine for me but not for everyone) while SAJAX supports a broader range of languages and data formats – XAJAX supports only XML, which for purposes of integrating with my BIG-IP via iControl is just fine but again, may not suit everyone’s needs. Both XAJAX and SAJAX pass as part of the data exchange the server-side function being invoked, which is really what’s necessary to accomplish load balancing at the functional layer and what makes both very well-suited to building highly scalable web applications for cloud computing deployment.

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