September 2007 - Posts

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Resolving 'Error Creating Control -xxx' in Web Application Project. by Hosam Kamel

If you face this error while trying to open a web application project Error Creating Control - control_Name '/LM/W3SVC/1/Root/Project_Name' is not a valid IIS application. You can resolve this error by following the below steps , the root cause of this...
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Security update for the Microsoft Visual Studio 2005 Service Pack 1 development platform by Hosam Kamel

if you currently installed crystal report component in your visual studio installation please review the following security update from Microsoft. Executive Summary This important security update resolves a publicly disclosed vulnerability. This vulnerability...
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What is Microsoft Jasper and Jasper ASP.Net all about? by Hosam Kamel

I have heard a lot about Microsoft Jasper and Jasper.Net so i decided to take a look about what it is all about. Jasper is a way of moving towards one of the ADO.Net team’s vision, and it’s to improve the RAD (Rapid Application Development). It is also...
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Page.IsValid and the common rule 'don't relay on client-side validation only ... Validate server-side too' by Hosam Kamel

using the asp.net validation controls doesn't not do all the job of the validation why because hackers simply can pass this validation from client side and go through your code directly and execute what they need with an invalid data :S So it's very important...
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SetFocusOnError property by Hosam Kamel

One of the newer features in ASP.NET 2.0 which required more JavaScript code injection in the previous ASP.NET versions is to set focus on a certain server control on page load this feature is now supported in ASP.NET 2.0 You can use the Page.SetFocus...
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.NET 2.0 Configuration by Hosam Kamel

While browsing the CodeProject website, I have found this wonderful article about .NET 2.0 Configuration frameworks , and explain the details of how configuration works in various scenarios and environments. It's really worth reading http://www.codeproject...
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Wrapping System.Configuration.ConfigurationManager.AppSettings[KeyName] call by Hosam Kamel

if you currently using System.Configuration.ConfigurationManager.AppSettings[KeyName]; .csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, "Courier New", courier, monospace; background-color: #ffffff; /*white-space: pre;...
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Maintain scroll position after postbacks in ASP.NET 2.0 by Hosam Kamel

To maintain the scroll position for the large web page you can use on of these methods : 1- use Web.config page section < pages maintainScrollPositionOnPostBack = " true " /> : this will maintains the scroll positions for all the web site pages...
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Simulate a Windows Service using ASP.NET to run scheduled jobs by Hosam Kamel

a nice article by Omar Al Zabir about how to run scheduled jobs 24x7 using ASP.NET without requiring a Windows Service. read it here http://www.codeproject.com/aspnet/ASPNETService.asp
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Resolve System.Configuration.ConfigurationSettings warning by Hosam Kamel

If you have been migrated from ASP.NET 1.1 to ASP.NET 2.0 and still using the System.Configuration.ConfigurationSettings.AppSettings to get the application stored configurations ,you may face this warning System.Configuration.ConfigurationSettings.AppSettings...
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