C# .NET Programming Blog

In most asp.net applications users experience post backs as a result of submit action by the client browsers. These post backs can be quite annoying when just a small part of the page needs to be refreshed. Update panels are designed to perform partial post back eliminating the need for doing a complete post back for updating a part of the page.

But are these post backs truly partial? In this article we try to find out if Update panels actually improve performance by doing partial post backs or do they end up degrading it.

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Every one of us has used paging in our projects to display tabular data in DataGrids or GridViews or in the more recent and more flexible ListViews.

The problem we often face is when the data is less the paging works fine, but as the data starts to increase the page load times start increasing. The main reason for this is because we tend to bind the grids with entire data table and then use the built in functionality for paging.

This article describes how to effectively do server side paging by retrieving only a finite amount of data using the traditional stored procedure technique, but optimized for not being affected by volume of data, and an alternative method using the very famous linq framework.

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