As I mentioned in another post, AJAX is used to make web pages more interactive and responsive. We saw that the UpdatePanel control is an easy way of adding AJAX to a web page. But there are times when an operation can’t be completed quickly, so to the user it might seem like nothing is […]

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In the previous post, we created a page that’s able to call a web service from ASP.NET AJAX. In that sample we displayed a list of locations close to a zip code. It would be very useful to also show a map to the user with the found locations, and thanks to Google Maps JavaScript […]

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The power of AJAX is the capability of calling the web server and updating only a portion of the page using JavaScript. Besides calling code in the page itself, as it occurs when using the UpdatePanel, we can also call a web service with ASP.NET AJAX. In this post, we’ll build a small page that […]

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JavaScript offers some functions that we can use to display modal popup boxes, such as alert() and confirm(). But in modern applications, this type of dialogs doesn’t have a place anymore. The technique of using HTML div to “simulate” a dialog is a very popular choice. The ASP.NET AJAX Control Toolkit offers an extender that […]

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In some web applications that show sensitive data, such as online banking, we want to “time out” the user’s session after a certain amount to time. For instance, we might want to log out the user automatically and redirect the user to the home page. This is an important security feature, but at the same […]

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ASP.NET AJAX is a simple way of creating pages that are more interactive and make use of AJAX technology without having to create new controls. But it’s not always possible to generate the behavior we want with just code on the server side. In many occasions we have to write our own JavaScript code. ASP.NET AJAX also puts at our disposition JavaScript functions. One of them is $get().

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In the last post, we saw a little bit of ASP.NET AJAX in action. In this post, we’ll introduce a set of controls that use ASP.NET AJAX to help us build interactive pages without having to worry about the details of AJAX.

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AJAX is a very important technology in modern web development. It makes our web applications more interactive. It’s not possible to create an attractive Web 2.0 site without using AJAX. ASP.NET comes with its own library to work with AJAX. In this post we’ll see how to use ASP.NET AJAX in our web applications.

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