.net

deploying precompiled WCF REST service error "service not defined"

I created an ASP.NET REST service (using WCF) and access it through one of my .aspx page. the problem is that when I publish (precomile) my code to the web server, I get an error : "ThunServ not defined" in the Javascript console of my browser. don't know what's causing it and how to solve it. ...

.Net Architecture challenge: The Change-prone Frankestein Model

Good Morning SO! We've been scratching our heads with with this interesting scenario at the office, and we're anxious to hear your ideas and approaches: We have a database, whose schema is prone to changes -lets call it Prony-. (is used to store configuration parameters for embedded devices. so if the embedded devices guy need a new t...

Update a single field from a single entity with ria-services

There are situations where I only want to update a specific field of a single entity in the database. I loaded the entities of that type into my silverlight application, and I know they are constantly changing on the server... but there is one field which has to be set by the silverlight client... the server will only read it. How can I...

DllImport and char*

I have a method I want to import from a DLL and it has a signature of: BOOL GetDriveLetter(OUT char* DriveLetter) I've tried [DllImport("mydll.dll")] public static extern bool GetDriveLetter(byte[] DriveLetter); and [DllImport("mydll.dll")] public static extern bool GetDriveLetter(StringBuilder DriveLetter); but...

Is it weird or strange to make multiple WCF Calls to build a ViewModel before presenting it?

Am I doing something wrong if I need code like this in a Controller? Should I be doing something differently? public ActionResult Details(int id) { var svc = new ServiceClient(); var model = new MyViewModel(); model.ObjectA = svc.GetObjectA(id); model.ObjectB = svc.GetObjectB(id); model.ObjectC = svc.GetObjectC(id); ...

Issues with LINQ (to Entity) [adding records]

I am using LINQ to Entity in a project, where I pull a bunch of data (from the database) and organize it into a bunch of objects and save those to the database. I have not had problems writing to the db before using LINQ to Entity, but I have run into a snag with this particular one. Here's the error I get (this is the "InnerException", ...

When I renamed a class I am getting a deserialization error. How to fix it?

I renamed the class classBattle to Game and not I get "Unable to load type battle.classBattle+udtCartesian required for deserialization." This is the line of code MapSize = (Game.udtCartesian)formatter.Deserialize(fs); How do I fix this? Does this mean I cannot rename classes? ...

How do I get folder size with Exchange Web Services 2010 Managed API?

I'm attempting to use EWS 2010 Managed API to get the total size of a user's mailbox. I haven't found a web service method to get this data, so I figured I would try to calculate it. I found one seemingly-applicable question on another site about finding mailbox sizes with EWS 2007, but either I'm not understanding what it's asking me to...

Is RGBRast included with .NET 3.5 SP1?

I need to use the RGBRast software renderer for a DirectX application I'm developing. Currently I'm just including the DLL with my install. I have read a few places that it is also included with .NET 3.5 SP1. Is this true? If so, where is the DLL located? This redistributable component can be downloaded from: http://www.microsoft.co...

Why attached property Set and Get static methods are not called in XAML?

Hi, I have set break points on my attached properties SetXXX and GetXXX static methods. In Xaml, I have assigned values to the attached property. However, I was expecting the Set or Get static methods to be called but they are not. The attached property works as expected and if I call SetXXX and GetXXX methods in code, then it works are...

How can I programmatically tell if a caught IOException is because the file is being used by another process, without resorting to parsing the exception's Message property?

When I open a file, I want to know if it is being used by another process so I can perform special handling; any other IOException I will bubble up. An IOException's Message property contains "The process cannot access the file 'foo' because it is being used by another process.", but this is unsuitable for programmatic detection. What is...

Need help with this basic Contains<>() extension method and Lambda expressions

Hi, Say I have the following class: class Foo { // ctor etc here public string Bar { get; } } Now, I have a LinkedList of Foos declared like so: LinkedList<Foo> How would I write a basic Contains<>() for this? I want to be able to do this: Foo foo = new Foo(someString); LinkedList<Foo> list = new LinkedLis...

OutOfMemory Exception on loading a number of small images

Hi I'm trying to load about 600 small images into memory. Size of each image file is less then 2 KB (20 x 30). Thus all images are needs at most 5 MB in memory, even with additional information about size, format etc. But after 400th image Image.FromFile() throws OutOfMemory exception. So, what's the problem? ...

.NET asmx web services: serialize object property as string property to support versioning

I am in the process of upgrading our web services to support versioning. We will be publishing our versioned web services like so: http://localhost/project/services/1.0/service.asmx http://localhost/project/services/1.1/service.asmx One requirement of this versioning is that I am not allowed to break the original wsdl (the 1.0 wsdl). ...

access managed code ( CLR ) DLL with Delphi 7

How delphi7 access C# .net managed dll ? i'm trying to access some DLL that compiled in c# and they are not those old style DLL. ( i dont have source for those DLL) i did tried to search online but they are confusing. i guess there is some limitation even if get to access it with D7 .. thanks. ...

.net difference between right shift and left shift keys

I am currently working on an application which requires different behaviour based on whether the user presses the right or left shift key (RShiftKey, LShiftKey), however when either of these keys is pressed I only see ShiftKey | Shift. Is there something wrong with my keyboard? (laptop) do I need a new keyboard driver/keyboard in order ...

Some questions about writing on ASP.NET response stream

Hi, I'm making tests with ASP.NET HttpHandler for download a file writting directly on the response stream, and I'm not pretty sure about the way I'm doing it. This is a example method, in the future the file could be stored in a BLOB in the database: public void GetFile(HttpResponse response) { String fileName = "e...

Problem with binding from style

I have this block of xaml and I made a ViewModel which contains a property called MyBrush. I would like to set the grid background to that property but this block doesn't work. Could you tell me how can I do that? <Style x:Key="myKey" TargetType="myType"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetTyp...

What's the best library to work with Direct Connect hubs?

Especially to search and download. I want to have the simplest functions of dc++ or something like that to use in my program. .NET wrapper preferred. ...

Making .NET assembly COM-visible and working for VB5

I have an assembly which I have managed to make visible to VB6 and it works, but having a problem accomplishing the same thing with VB5. For VB6, I have built the assembly, made it COM-visible, registered it as a COM object etc., and the assembly shows in VB6's References list, and allows me to use it successfully. The Object Browser...