An anonymous reader writes "The Web is no longer a place where simple applications are tolerated; 'users have become more advanced, customers expect robustness and advanced error reporting, and managers are fired because an application goes down 1 percent of the time. It's your job then, to go beyond a simple Ajax application that requires a more thorough understanding of XMLHttpRequest.' This DevWorks article tries to help developers use Ajax to build a solid foundation in which an application handles errors and problems smoothly."
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