Using Encryption and Decryption in an ASP page
Hi I was looking for implementing cryptography in an ASP page. I found this following article of great use http://www.4guysfromrolla.com/webtech/010100-1.shtml The inc file <% Dim sbox(255) Dim...
View ArticleFileUpload : Page Cannot be displayed and maximum request length exceeded error
By default, ASP.NET permits only files that are 4,096 kilobytes (KB) or less to be uploaded to the Web server. To upload larger files, we must change the maxRequestLength parameter of the...
View ArticleCalling an ASP.NET web service asynchronously.
When we add a web reference to a web service behind the screen wsdl.exe is run which creates the proxy class. Proxy class contains both synchronous and asynchronous flavors of each web method.For...
View ArticleUnderstanding and Using AJAX
Suppose this is our simple ASP.NET page i.e. MyPage.aspx which would be called using AJAX Code for MyPage.aspx.cs protected void Page_Load(object sender, EventArgs e) { // no data is passed if...
View ArticlePublishing workflow as an ASP.NET Web Service.
The workflows developed using windows workflow foundation can be published as a web service. To publish a workflow as a web service, we are provided with two activities. WebServiceInput and...
View ArticleGridview SelectedIndexChanged Showing no Data
It could happen if we are dynamically creating DataTable and bounding it to our GridView. Searching for it if found the following information on one of the blog The GridView (and actually, all our...
View ArticleNice reference card for quick revision
Hi, Yesterday while browsing encountered the following site http://refcardz.dzone.com/ The site has got nice reference material written by experts. Do check out this site !! Bye …
View ArticleError : This application is already precompiled in ASP.NET
Hi, I was getting this error while trying to build one of the web site in Visual studio, on some searching found out the error was because of an existing PrecompiledApp.config within the application...
View ArticleError : The conversion of a char data type to a datetime data type resulted...
Hi, I got this error while developing an asp.net page with Sql server as database, On checking the sql query i found out that the date value was not being sent in the format expected by the database ,...
View ArticleReading querystring using javascript
Hi while searching for the same, got the following javascript q = location.search; getParam = function(arg) { if (q.indexOf(arg) >= 0) { var pntr = q.indexOf(arg) + arg.length + 1; if...
View ArticleConsuming CurrencyConverter web service through JavaScript
Hi, For getting the currency conversion rate we could use the following web service provided by Generic Objects Technologies Ltd. Check out the web services provided by them...
View ArticleServer Application Unavailable in ASP.NET 2.0
Hi, I was getting this error when trying to open a asp.net 2.0 page. However other applications developed in asp.net 1.1 were running fine. Then realized that both of them were using the same...
View ArticleBody OnLoad function in content page in ASP.NET
Hi, I wanted to certain script to run in the onload of the body for my content page. To do this we need to do the following Add an id and runat attribute to the body tag in the MASTER page <body...
View ArticleGood resources for understanding GridView
Check out these wonderful articles on GridView http://www.codersource.net/AspNet/ASPNet20/GridviewcontrolinASPNet20.aspx http://www.codersource.net/AspNet/ASPNet20/Aspnet20GridViewcontrolindepth.aspx...
View ArticleCannot read configuration file due to insufficient permissions
Was getting this issue in one of my ASP.NET application in IIS 7. Gave Read Permission to IIS_IUSRS on the site. This fixed the problem.
View ArticleThe current identity “domain\username” does not have write access to...
To reslove this error, i first tried registering ASP.NET 2.0 1. Open a command prompt. 2. Navigate to ‘C:\WINDOWS\Microsoft.NET\Framework64\v2.0.50727\’ 3. Run this: aspnet_regiis.exe -i Followed by...
View ArticleHiding Columns in GridView when AutoGenerateColumns is True
Hi, If we have set AutoGenerateColumns property of the GridView as true and binding it to a data source, we will not be able to remove columns from it using the Remove or RemoveAt functions of Columns....
View ArticleHyperLinkField and RowDataBound in ASP.NET
To access the HyperLinkField control with the RowDataBound event of the GridView, we can use the following code (refer the column cell) protected void gridCaseMember_RowDataBound(object sender,...
View ArticleCS1026: ) expected error when using IFrame in Content Page
Hi I had the following iframe defined in one of my aspx page. <iframe id=”MyIframe” src=”http://www.bing.com” runat=”server” onload=”CallHello();”></iframe> The page was working...
View Article“DropDownList has a SelectedIndex which is invalid because it does not exist...
I had my drop down list defined as following <asp:DropDownList ID=”ddlNeedEFMP” runat=”server” Enabled=”False”> <asp:ListItem Value=”2″>No</asp:ListItem> <asp:ListItem...
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