Recent questions tagged asp.net

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asp.net mvc - MVC DropDownList SelectedValue not displaying correctly

I tried searching and didn't find anything that fixed my problem. I have a DropDownList on a Razor view that ... to default to the SelectValue? See Question&Answers more detail:os...

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

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428 views

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asp.net mvc - Traditional ASP .NET Web Forms vs MVC

As someone with some winforms and client applications experience - is it worth going back and learning the way ... the ASP .NET site. See Question&Answers more detail:os...

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

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asp.net mvc 4 - ASP MVC Razor encode special characters in input placeholder

This is my code: Model: [Required] [DataType(DataType.Text)] [Display(Name = "Your company's name")] public string ... ), @id = "companyname" }) See Question&Answers more detail:os...

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

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asp.net mvc - MVC 5 Owin Facebook Auth results in Null Reference Exception

I'm trying to setup integrated OWIN Facebook authentication in a new MVC 5 project in Visual Studio 2013 ... diagnosing this through reflector. See Question&Answers more detail:os...

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

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asp.net - Best way to parse JSON data into a .NET object

What's the best way to parse JSON data into a .NET object? I am trying to assist a coder friend of mine and ... ? Thanks in advance to any help. See Question&Answers more detail:os...

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

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466 views

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asp.net mvc 2 - Firefox 6 Infinite Page Refresh With Page With Hash Tags

When Firefox updated to version 6 recently, a site I'm working on severely broke. The site operates normally when ... year and a half ago. See Question&Answers more detail:os...

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

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asp.net mvc - MVC 5 prevents access to content via Iframe

Ever since the upgrade from MVC4 to MVC5, I have noticed an extra server header added to my web pages: X- ... to remove this default from MVC5? See Question&Answers more detail:os...

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

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asp.net mvc - AllowAnonymous not working with Custom AuthorizationAttribute

This has had me stumped for a while. None of the commonly encountered similar situations seem to apply here ... and found the root cause? See Question&Answers more detail:os...

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

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636 views

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asp.net mvc - Razor/JavaScript and trailing semicolon

Using Visual Studio 2012, on a Razor view page, in the JavaScript section, I am getting what I think is a ... rewrite this to avoid this issue? See Question&Answers more detail:os...

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

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471 views

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asp.net - how to set a default 'enter' on a certain button

There is a textbox on a ContentPage. When the user presses Enter in that textbox I am trying to fire a ... CMS for my content management. 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

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asp.net - MVC 5 Multiple Models in a Single View

Could somebody please provide an example of how to combine two models within one view? Currently I have a page ... be much appreciated :-) See Question&Answers more detail:os...

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

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477 views

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asp.net - How does IsPostback technically work?

I'm currently having a strange issue whereby all browsers except from Google Chrome are registering a call to ... Thanks in advance, Brian. See Question&Answers more detail:os...

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

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504 views

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asp.net - Getting Uploadify Working in C#

This seemed like it should be easy, but I have had trouble getting it to work. I don't know why it ... getting frustrated... Thank you all. See Question&Answers more detail:os...

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

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497 views

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asp.net mvc 3 - Why can't I combine [Authorize] and [OutputCache] attributes when using Azure cache (.NET MVC3 app)?

Using Windows Azure's Microsoft.Web.DistributedCache.DistributedCacheOutputCacheProvider as the outputCache provider for an MVC3 ... is this? See Question&Answers more detail:os...

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

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606 views

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asp.net mvc 3 - IValidatableObject in MVC3 - client side validation

With MVC3 you have two new mechanisms for adding custom validation. These are (1) subclass ... when using IValidatableObject? See Question&Answers more detail:os...

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

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513 views

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asp.net mvc - How can I use Html.Action?

I am trying to understand how to use: @Html.Action("GetOptions", ) What I would like to do is to pass a ... can do that with the Html.Action See Question&Answers more detail:os...

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

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676 views

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asp.net mvc 3 - Disabling identity (auto-incrementing) on integer primary key using code first

I am using code first approach in a ASP.NET MVC 3 application and all integer primary keys in models (public int ... elegantly in ASP.NET MVC 3? See Question&Answers more detail:os...

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

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754 views

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asp.net - 'Publish failed' but build succeeded?

When using Visual Studio 2008, when I "Publish Web Site", the application builds correctly, but then I get a " ... and how can I prevent 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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701 views

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asp.net - How to convert datetime to timestamp using C#/.NET (ignoring current timezone)

How do I convert datetime to timestamp using C# .NET (ignoring the current timezone)? I am using the ... without using the current timezone. See Question&Answers more detail:os...

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

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663 views

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asp.net mvc - CS0234: Mvc does not exist in the System.Web namespace

I converted a ASP.net 4 webform project to Asp.net MVC4 according to Chapter 13 of the Professional ASP ... .0Web.config Line: 111 See Question&Answers more detail:os...

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

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502 views

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asp.net - Understanding the runat server attribute

I'm really new to ASP.NET. I was just checking out a default ASP.NET web application. It comes by default ... </asp:ContentPlaceHolder> </head> See Question&Answers more detail:os...

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

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453 views

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asp.net - Access files from network share in c# web app

I have a web application that needs to read (and possibly write) files from a network share. I was wondering what ... ll be back with an update. See Question&Answers more detail:os...

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

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448 views

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asp.net - OutOfMemoryException when send big file 500MB using FileStream ASPNET

I'm using Filestream for read big file (> 500 MB) and I get the OutOfMemoryException. I use Asp.net , ... , comments, sample code source?? See Question&Answers more detail:os...

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

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550 views

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asp.net mvc 4 - MVC 4 date culture issue?

I am using MVC 4 and am wondering if there is a bug in the Datetime culture info? I am trying to get ... not a valid format. Please help. See Question&Answers more detail:os...

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

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530 views

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asp.net mvc 3 - How to render JavaScript into MasterLayout section from partial view?

Given MVC3 and Razor engine, I got _MasterLayout.cshtml @RenderSection("JavaScript", required: false) .. .. ... 't render it anywhere. See Question&Answers more detail:os...

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

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717 views

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asp.net - Default redirect for Error 404

I want to introduce a functionality in my ASP.net website that, whenever a request is received for an unknown ... redirects but /blah does not See Question&Answers more detail:os...

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

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554 views

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asp.net web api - Web API 2, OWIN Authentication, SignOut doesn't logout

I'm doing some research for work with a view to using Bearer tokens as an authentication mechanism (i.e. ... wanting to pre-empt any questions See Question&Answers more detail:os...

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

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516 views

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asp.net mvc 3 - using javascript variable in MVC3 Razor view engine

Is it possible? @Html.ActionLink( "Link text", "Action Name", new { id = *JAVASCRIPT VARIABLE* }) Please explain with example code. See Question&Answers more detail:os...

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

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