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Ajax and Websockets Explained

Ajax Ajax stands for Asynchronous Javascript and XML. I don’t have a lot to say about Ajax at this time except to say that it has been a very important server enhancement which makes communications between the web client and web server more efficient. Ajax is a hack on the server that allows the server to send the web client a piece of a web page instead of resending the entire web page. This piece is easily handled by Javascript using the DOM (Document Object Model). The DOM, of course, is the web page stored in a tree model in ram. Javascript may easily manipulate this DOM model on the client side and for example, update only the portion that is displaying data from a database table. I feel that Javascript and Ajax go well with Java technology. I think there is a book that I have t...