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• ASP.NET: Building tree picker dialog using jQuery UI and TreeView control

  - by DigiMortal

  Selecting things from dialogs and data represented as trees are very common things we see in business applications. In this posting I will show you how to use ASP.NET TreeView control and jQuery UI dialog component to build picker dialog that hosts tree data. Source code You can find working example with source code from my examples repository in…

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• ASP.Net Development Tips

  Opening ASP.NET 3.5 websites in VWD 2010 VWD Express 2010 by default supports ASP.NET 4.0. If you are opening old projects that are based on either ASP.NET 3.5 or ASP.NET 2.0, you need to make some adjustments. Refer to the steps below: 1. Back up the folder containing your ASP.NET 3.5 website files and place it in another directory. For example,…

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• I want to master ASP.NET - What concepts should I focus on/What concepts do you most value?

  - by Josh

  I start a job this summer doing work in ASP.NET 4 (C#). I plan on working with some legacy code as well as MVC. I want to get a running start. I have good understanding of HTML/CSS/Javascript, and pretty good understanding of C# itself, Design principles, Design Patterns, and understand masterpages, basic MVC2, and code behinds for web forms. …

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• Is the .NET/Microsoft technology stack a financially viable option for a startup with limited finances?

  - by Ein Doofus

  I have an unpaid internship for a very new startup company with little tech experience that's trying to be a Groupon clone. They're currently using Wordpress and I've been trying to decide what web framework to push them towards, since I'll have to learn that language and implement it as well. Is ASP.Net MVC a realistic option for a web based…

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• Implementation review for a MVC.NET app with custom membership

  - by mrjoltcola

  I'd like to hear if anyone sees any problems with how I implemented the security in this Oracle based MVC.NET app, either security issues, concurrency issues or scalability issues. First, I implemented a CustomOracleMembershipProvider to handle the database interface to the membership store. I implemented a custom Principal named User which…

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• ASP.Net - What is current best practice for tracking state and session variables?

  - by alchemical

  We're creating a new consumer/public-facing ASP.Net web app. There are two concerns: --Use cookie or cookieless forms authentication? --If we decide not to use cookies at all, how would you store the data that would otherwise be stored in the cookie (Customer ID, AffiliateID, etc.). Does the ASP.Net authentication framework track…

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• Workaround non-themeable properties (specifically asp:Button OnClientClick)

  - by Richard Ev

  Retrofitting ASP.NET WebForms themes to an old application I have a need to theme an <input> tag such that the JavaScript click event is different for each theme. I replaced with tag with an asp:Button, only to disciver that the OnClientClick property is not themeable. Can anyone suggest a workaround for this?

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• ASP.NET Webforms 4.0 Routing : How to get rid of physical urls.

  - by Alper Ozcetin

  Hi, How would you accomplish these in ASP.NET Webforms 4.0 Routing; People should not reach .aspx pages directly, without routes, Start page should be "/" or "/home" or something else, but not "Default.aspx", Static content should not be handled by routing. Thanks.

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• Unable to detect .NET 3.5 and .NET 2.0 after installing .NET 4.0 with VS2010

  - by Vineel Kumar Reddy

  applications which require .NET 2.0 and 3.5 are not running after installing VS 2010 which comes with .NET 4.0 Please help me how can i make .NET 2.0 and 3.5 running using .NET 4.0......... not will be install both .NET 3.5 and .NET 2.0 along with .NET 4.0.... Thanks in advance....

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• Debugging MEF running in ASP.NET

  - by Jeffrey Lott

  I'm trying to do a proof of concept app for my work using ASP.NET WebForms and the Managed Extensibility Framework. I've got things up and running(ish), but I can't seem to figure out how to attach the instance of Visual Studio that has the MEF code in it to the instance of Visual Studio that is running the Web App. How can I attach…

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• Integrating a discussion forum into an ASP.NET site

  - by AngryHacker

  I have an ASP.NET WebForms public business site. I want to integrate a discussion forum into my site. However, I don't want people to have to log in twice. Can someone recommend a ready made discussion forum solution that I can drop into my site, yet be able to customize with my login infrastructure?

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• Is it advisable to implement url routing for an asp.net(webforms) website which is one year old..

  - by Pandiya Chendur

  Is it advisable to implement url routing for an asp.net(webforms) website which is one year old... What are the factors to be considered before implementing....

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• The fastest way to resize images from ASP.NET. And it’s (more) supported-ish.

  - by Bertrand Le Roy

  I’ve shown before how to resize images using GDI, which is fairly common but is explicitly unsupported because we know of very real problems that this can cause. Still, many sites still use that method because those problems are fairly rare, and because most people assume it’s the only way to get the job done. Plus, it works in medium…

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• ASP.NET mvc1 template for VS.net 2010 ?

  - by pzycoman

  As the title says, is there a MVC1 template for vs.net 2010? For various reasons, we cant upgrade to mvc2 (or .net framework v4) just quite yet...

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• MVC 2: Html.TextBoxFor, etc. in VB.NET 2010

  - by Brian

  Hello, I have this sample ASP.NET MVC 2.0 view in C#, bound to a strongly typed model that has a first name, last name, and email: <div> First: <%= Html.TextBoxFor(i => i.FirstName) %> <%= Html.ValidationMessageFor(i => i.FirstName, "*") %> </div> <div> Last: <%= Html.TextBoxFor(i…

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• ASP.NET Membership with two providers cant use GetAllUsers method

  - by Bayonian

  Hi, I'm using two membership providers. When I declared a following statement Dim allUsers As MembershipUserCollection = Membership.Providers("CustomSqlRoleManager").GetAllUsers Then, it gave me this error message. Argument not specified for paramenter 'totalRecords' of 'Public MustOverride Function GetAllUsers(pageIndex as…

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• Asp.Net MVC - Rob Conery's LazyList - Count() or Count

  - by Adam

  I'm trying to create an html table for order logs for customers. A customer is defined as (I've left out a lot of stuff): public class Customer { public LazyList<Order> Orders { get; set; } } The LazyList is set when fetching a Customer: public Customer GetCustomer(int custID) { Customer c = ... c.Orders =…

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• Web Sockets Server based on .NET

  - by Alexey Zakharov

  Hi guys, Is there any solid .NET based web socket server? Best regards, Alexey Zakharov

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• Best Free Controls for .NET

  - by Superdumbell

  What Free Controls are there for .NET (both Winforms and Webforms)?

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• Bind ISet in ASP.NET MVC2

  - by Dmitriy Nagirnyak

  Hi, I am trying to find out what would be the best bind first element of ISet (Iesi.Collection) as a first element. So basically I only have to use some kind of collection that has an indexer (and ISet doesn't) then I can write code like this (which works perfectly well): <%: Html.EditorFor(x =>…

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• problem with RenderOuterTable property for .net 4.0 controls

  - by Mario

  According to the new 4.0 framework overview, one should be able to add the attrib RenderOuterTable="false" to a control that supports the attribute and see css friendly code be spit out - in other words no html tables. To test this, I threw a login control into a basic fresh webpage with the following…

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• .Net equivalent of JSP?

  - by MCS

  What is the .Net equivalent of a JSP page?

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• Asp.Net: Storing Principal in httpcontext.current.items

  - by Pickels

  Hello, I was wondering if there are any downsides of storing a custom Principal in httpcontext.current.items instead of the httpcontext.current.user. I know you need to set it for each request but I have to do that with httpcontext.current.user also. thanks in advance, Pickels

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• Visual Studio ASP.Net MVC undo set as start page action

  - by kingrichard2005

  I have an web application that I'm working on, it was working fine until my curiosity got the better of me and I right-clicked on a view and chose Set As Start Page option. Now, whenever I run my application it takes me to the Resource Not Found error page. I have the default register route set in my…

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• Can't Use Path in ASP MVC Action

  - by user1477388

  I am trying to use Path() but it has a blue line under it and says, "local variable (path) cannot be referred to until it is declared." How can I use Path()? Imports System.Globalization Imports System.IO Public Class MessageController Inherits System.Web.Mvc.Controller …

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