You have to “implement” either IRequiresSessionState or IReadOnlySessionState, with former providing full access to session, and the latter providing read-only access. I’m quoting “implement” here because these two are so-called “marker interfaces”, which means they have no members.
Most of the browser caching issues can be resolved by viewing the response headers (can be done in Google chrome developer tools). Now the clientCache section of your web.config file should set your output caching to a maximum age as you see in the image below has set the max-age to 86400 which is 1 … Read more
1) Is it possible to resume a file upload on the client without using flash/java/Silverlight? No. The actual HTTP protocol itself does not support resume of partial uploads, so even if you did use flash or silverlight, you’d still need to use something else like FTP on the server. I’ve “solved” this problem in the … Read more
Asp.Net 4.0+ comes with a very strict built-in request validation, part of it is the potential dangerous characters in the url which may be used in XSS attacks. Here are default invalid characters in the url : < > * % & : \ ? You can change this behavior in your config file: <system.web> … Read more
I finally got all images to render by changing the value of the IsReusable property to true: public bool IsReusable { get { return true; } } Apparently, this keeps the handler in memory and able to handle multiple requests. When set to false, it had to create a new instance of the handler for … Read more
Add the following to a web.config file in the folder containing the files you wish to be served only as static content: <configuration> <system.webServer> <handlers> <clear /> <add name=”StaticFile” path=”*” verb=”*” modules=”StaticFileModule,DefaultDocumentModule,DirectoryListingModule” resourceType=”Either” requireAccess=”Read” /> </handlers> <staticContent> <mimeMap fileExtension=”.*” mimeType=”application/octet-stream” /> </staticContent> </system.webServer> </configuration>
Create a generic http handler as follows using System; using System.Configuration; using System.Web; using System.IO; using System.Data; using System.Data.SqlClient; public class ShowImage : IHttpHandler { public void ProcessRequest(HttpContext context) { Int32 empno; if (context.Request.QueryString[“id”] != null) empno = Convert.ToInt32(context.Request.QueryString[“id”]); else throw new ArgumentException(“No parameter specified”); context.Response.ContentType = “image/jpeg”; Stream strm = ShowEmpImage(empno); byte[] buffer = … Read more