Recent questions tagged ASP.NET

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asp.net mvc - RazorEngine: cannot use Html.Raw

using RazorEngine outside asp.net I'm experiencing this error when I try to write raw html by using @Html.Raw(" ... Can you help me? Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

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asp.net mvc - Why don't my Html Helpers have intellisense?

I can't get intellisense for my own html helpers. My CustomHtmlHelpers.cs looks like this: using System.Web.Mvc; ... the code in Web.config? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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474 views

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asp.net session variables on Session_End

I need to access Session variables on Session_End event in global.asax.cs, but HttpContext.Current is null, so ... user's session variables? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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417 views

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asp.net - gridview merge column headers

I have a gridview and I want to merge the headers of column (n) and (n+1) into one so that the ... come across an elegant a short solution. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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309 views

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asp.net - RouteConfig triggers 500 error when refreshing page

I am using angularJS with ASP.NET. When I run my Web application, all links are working and there is ... $locationProvider.html5Mode(true); }); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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357 views

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asp.net - Entity Framework Updating with Related Entity

I'm using the EF to try to update an entity with ASP.NET. I'm creating an entity, setting it's properties ... with using it with ASP.NET. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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406 views

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asp.net mvc 3 - Custom Forms Authentication + MVC3 + AuthorizeAttribute

I am essentially doing is this. However, whenever I use the built in AuthorizeAttribute, the MVC framework ... the AuthorizeAttribute is called. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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asp.net mvc 2 - How can I access the DisplayName data annotation value from code?

public static string ProductHelper(this Product p) { // Need to get the DisplayName value for p.Name property } EDIT: [ ... { get; set; } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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394 views

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asp.net - Read cookies with JavaScript

I know how to write/create cookies in JavaScript................................................ ... initPage() { checkCookie(); } //--> Enjoy!! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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393 views

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asp.net mvc - Can a Ninject binding be based on a URL/route value?

I have a single controller that I want to use for CRUD operations on two different entities which implement the same ... How can I do it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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354 views

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asp.net - Deleting a directory results in application restart

I have an application with 2 directories (books and export). If we create a book or a page of a book in ... virtual directory is not an option. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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615 views

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asp.net - How do I fill a DataTable using DataReader

I want to fill DataTable using DataReader. I have created object like this SqlDataReader dr = cmd.ExecuteReader(); if(dr.HasRows) { } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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493 views

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asp.net - Can't get AsyncFileUpload to work in update panel

I have a user control with a updatepanel, script manager and a asyncfileupload control. <%@ Register Assembly=" ... in the first place). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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436 views

1 answer

asp.net mvc - MVC3 custom outputcache

I'd like to use caching in my application but the data I'm returning is specific to the logged in ... controller constructor _user Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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420 views

1 answer

asp.net mvc 3 - Entity Framework Optimistic Concurrency Exception not occuring

We have an ASP.Net MVC application that uses EF4 as its data access layer and we're seeing unexpected behaviour with ... what is going on here? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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467 views

1 answer

asp.net - How can I save asp:HiddenField value across postback?

How can I save asp:HiddenField value across postback? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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456 views

1 answer

asp.net - Storing connection strings in machine.config vs storing them in web.config

For a dedicated server, is it better to store the connection string in web.config or machine.config? what's ... which approach is more secure. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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745 views

1 answer

asp.net - Button click not working inside update panel

When I use Button inside Update panel it doesnot fire click event but outside the update panel it works. here is ... //server unblock calls } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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786 views

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asp.net mvc - MVC 6 404 Not Found

Instead of getting a HTTP 404 response, I'd like to have a generic 404 Not Found page (HTTP 200). I ... routing table, or a custom middleware. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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357 views

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asp.net mvc - DropDownListFor not binding on Edit View with repeating items (List<T>)

Here is the thing. I have an Edit view, which doesnt bind the dropdowns' value when I open it. [NonAction] public List ... { get; set; } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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558 views

1 answer

asp.net mvc - HiddenFor(x => x.Id) is being populated by the UrlParameter instead of the ViewModel

public ActionResult SomeAction(int Id){ //Id is set to 2 var model = //get some thing from db using Id(2); / ... does work, but not what I want. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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841 views

1 answer

asp.net core - Why is my JWT bearer authentication recognizing tokens as expired 5 minutes after the token says?

I'm using AspNet.Security.OpenIdConnect.Server to issue JWT tokens and have the AuthorizationCodeLifetime set to 30 ... ="net452" /> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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394 views

1 answer

asp.net - What is the best way to recursively copy contents in C#?

What is the best way to recursively copy a folder's content into another folder using C# and ASP.NET? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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472 views

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asp.net - What does the __VIEWSTATE hold?

I'm sorry for maybe making such a basic question but in ASP.NET websites what does the __VIEWSTATE input field ... myself clear enough though... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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426 views

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asp.net mvc - Why is ResetPasswordAsync not working?

When I call the code below, I always get result.Succeeded = false [HttpPost] [AllowAnonymous] [ValidateAntiForgeryToken ... return manager; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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589 views

1 answer

asp.net core - Package restore failed. Rolling back package changes

When I am trying to install any nuget package in VS2017 for asp.net core. it is constantly showing "Package ... changes" for each package. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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763 views

1 answer

asp.net - purpose for <pages enableEventValidation="false">

I've used the following in web.config <pages enableEventValidation="false"> This corrects a problem we've been ... Any ideas what's happening? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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866 views

1 answer

asp.net mvc 3 - MVC3 Conditionally disable Html.TextBoxFor()

I have a C# .Net web app. In that app I need to conditionally disable Html.TextBoxFor controls (also Html. ... the Html.TextBoxFor() controls? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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