.net

Submit Data to a datatable from a View MVC

I have a view that I would like to populate data when the next button is clicked. It is 3 Views which will send data on every next button. How do I do this? Below is code I just made up, but should give an idea of what I am looking for... Page 1: <table> <tr> <td><b>Name:</b></td> <td colspan="2"><input id=...

.NET: How to copy files using Windows "Copy Files" dialog

Hello there, .NET: How can I copy the files using Windows "Copy Files" dialog. I need to bulk copy multiple files. Does there exists any .NET 2.0 library/method that allows me to do it in crossplatform manner without invoking Windows platform specific libraries. Thanks in advance. ...

How do I setup a Master Page with ASP.net?

Hi there, I'm normally a ColdFusion developer, but I'm having to work on a new site using some ASP.net hosting only, so forgive me if my questions seem very trivial. For numerous reasons, the website will be relatively static in the sense that it will mainly be using includes etc...that's about as complex as it will get with this. No...

.NET: Is there a way to finagle a default namespace in an XPath 1.0 query?

I'm building a tool that performs xpath 1.0 queries on XHTML documents. The requirement to use a namespace prefix in the query is killing me. The query looks like this: html/body/div[@class='contents']/div[@class='body']/ div[@class='pgdbbyauthor']/h2[a[@name][starts-with(.,'Quick')]]/ following-sibling::ul[1]/li/a (all on o...

P/Invoke or C++/CLI for wrapping a C library

Have a moderate size (40-odd function) C API that needs to be called from a C# project. The functions logically break up to form a few classes that will be API presented to the rest of the project. Are there any objective reasons to prefer P/Invoke or C++/CLI for the interoperability underneath that API, in terms of robustness, maintain...

To GAC, or not to GAC?

I have a data access layer (DAL) that is written in ASP.NET 3.5 and uses the Microsoft patterns & practices libraries (hereafter referred to as P&P) in order to accomplish its data access. I installed P&P and it resides in my GAC, so, logically, my DAL references it in the GAC. Therefore, the P&P libraries are never pulled down to the bi...

How to transfer large files from desktop to server ( .NET)

I am writing a .NET 2.0 based desktop client that will send large files ( well largish under 2GB) to a server. Need to develop the server as well. Server can be on any technology It should be secure so an underlying SSL stream is needed What are my options. Any obvious caveats etc I should be aware of To my mind the simplest solution is...

New asp "showat" attribute required inconsistently in VS2010. Why?

When I generate code using T4 templates in Visual Studio 2010, I get the following error for each of my asp controls when I try to compile: Control "ddState" is missing required attribute "showat". I have never gotten this error in previous versions of .NET. Further, I don't get this error when I manually construct my pages ei...

.NET Interface with AutoCAD -- SetXData errors.

I am trying to use the SetXData method on the AutoCAD 2007 COM object, but it is throwing errors. Example Test: public AcadEntity getAcadEntity() { /// ... Basic code to return a single AutoCAD entity... } private void btnTagItem_Click(object sender, EventArgs e) { AcadEntity ent = getAcadEntit...

(MyClassName)object vs. object as MyClassName

Hello all, I was wondering what is the better method for Casting objects for C#: MyClassName test = (MyClassName)object; MyClassName test = object as MyClassName; I know already that if you do the first way, you get an exception, and the second way it sets test as null. However, I was wondering why do one over the other? I see the ...

WCF: Serializing and Deserializing generic collections

I have a class Team that holds a generic list: [DataContract(Name = "TeamDTO", IsReference = true)] public class Team { [DataMember] private IList<Person> members = new List<Person>(); public Team() { Init(); } private void Init() { members = new List<Person>(); } [System.Runtime.Se...

How to convert SAML XML token string to either SecurityToken or ClaimsPrincipal instance?

My context: .Net RESTful web service Client (mixed platforms, technologies, lib capabilities) has obtained a SAML token Trying to accept the token for authentication/authorization in the REST service in HTTP Authorization / X-Authorization header as query parameter Will also support SWT later, but need to get SAML tokens going Deta...

C# Image Deskew

Has anyone seen any image deskew algorithms in c#? I have found: http://www.codeproject.com/KB/graphics/Deskew_an_Image.aspx but unfortunately, it doesn't do very much for images without text. I am specifically trying to auto deskew an image of a book with solid edges, but minimal text. Has anyone seen anything that may be able to do ...

How can a static class be resolved by the Unity Framework?

I wold like the unity framework to resolve a static class "MyStaticObject" specified in my config file. As my class is static, I am getting an error "The type StaticObject does not have an accessible constructor." My config file looks as below: <unity> <typeAliases> <typeAlias alias="singleton" type="Microsoft.Practices.Uni...

Need a .NET Dictionary<string,object> with just a little more functionality.

I need a dictionary but I also need to store a boolean value about the object in the dictionary. What's the best way for this. Something like Dictonary<string,object,bool> would be ideal, but doesn't exist. My first idea was: public class SomeObject { public object Value { get; set; } public bool Flag { get; set; } } // and th...

Keystrokes in Winforms app causing window to close unexpectedly

I have a strange issue that has arisen recently: Whenever I enter text, even a single character, into a textbox in any Form in my application it causes the form and its parent to close. I've checked for the following so far: Errant/mis-assigned event handlers that may be interpreting a keystroke as a Form cancel I am using keypreview ...

Can't Add LINQ to SQL classes to projects in VS2010

I just ran into something in Visual Studio 2010 RC that wasn't previously happening (like, yesterday). No software changes here, but I did run into some muck yesterday when compiling that required a reboot. I am unable to add LINQ to SQL classes to any project through the add dialog. I have created ASP.NET web sites, ASP.NET MVC projec...

Why doesn't the F# Set implement ISet<T>?

The .NET Framework is adding an ISet<T> interface with the 4.0 release. In the same release, F# is being added as a first-class language. F# provides an immutable Set<'T> class. It would seem logical to me that the immutable set provided would implement the ISet<T> interface, but it doesn't. Does anyone know why? My guess is that they ...

Downloading file from server (asp.net) to IE8 Content-Disposition problem with file name

I am downloading a file from the server/database via aspx page. When using the content-disposition inline the document opens in correct application but the file name is the same as the web page. I want the document to open in say MS Word but with the correct file name. Here is the code that I am using Response.Buffer = true; ...

Incremental build with anytime rollback

Ok, I get the incremental build and I'm working on it already, but I don't got the idea how to do rollbacks in case I need to. At the moment I'm using MSBuild and CruiseControl.NET to create the build system; everything is going smooth right up to the point when I start thinking about rollbacks. How is it achieved using either MSBuild or...