[wcf] Forum Topics

I'm using Excel interop and it seems that this functionality needs to run in the User Interface thread. So I execute that from the ProgressChanged backgroundworker event. Is there a way to have the dowork event (that invoked the progress changed event) interrupt execution until the ProgressChanged event is finished? …

I have the following wcf service: namespace Scanner { [ServiceContract(Namespace="scan.rsna.org/WebServices/BarcodeScanner")] public interface IBarcodeScanner { [OperationContract] bool InsertScanEvent(BarcodeScanner.ScannedItem barcode); } } namespace Scanner { public class BarcodeScanner : IBarcodeScanner { string dbConnection = ConfigurationManager.ConnectionStrings["annualMeeting"].ConnectionString; [DataContract] public class ScannedItem { Guid _scanID = new Guid(); string _badge; DateTime _scanTime; string _computer = …

Are there two or more ways to couple and decouple the service type and service contract? The book I'm reading speaks of coupling and decoupling in two different ways. Am I reading it wrong? I can provide examples but I'm trying not to over complicate this post. 1) She speaks …

I bought a book to help me learning WCF. Lots of people complained that the book was written for VS 2005 at first then there was a reprinting for VS 2008. What it seems is that the code for VS 2005 would not work in VS 2008. I'm wondering why? …

Following this [tutorial][1]: I have created a WP8 Mobile Application and trying to call my WCF web service. When calling the WCF service in the browser, I can see the JSON returned with no problems at all. However, when I call the WCF service in my mobile application, I don't …

Sorry, If It is a stupid question but I am new to WCF. I have a C# project in which, I am loading a XML document (contains name of students and Id) using Linq to xml and I have to get the associated data (their due date, amount and stuff …

Hey im just wondering if or how i can split up my services **IService** namespace Phpwcfconsole { // NOTE: You can use the "Rename" command on the "Refactor" menu to change the interface name "IService1" in both code and config file together. [ServiceContract] public interface IService { [OperationContract] string KundNyKund(Variables.Kunder …

Hey i just wonder if i can send the method comments with the OperationContract so i see it in my WCF Test Client. that way the php dude can see what each method does and how to work from that. /// <summary> /// Text text /// </summary> /// <param name="Kund"></param> …

hello! i have a function in my C# code that returns a string array. and when i test my function in WCF Test Client i get Name Value Type (return) length=4 System.String[] [0] "DE" System.String [1] "DK" System.String [2] "NO" System.String [3] "SE" System.String **code if i do var_dump on …

Hello, so im trying to send an metod that takes a class as input parameter with a bunch of variables. I want to write in some textboxes in my php side of the program send them with my class and into a database. but the database part is no problem …

Hi, I'm new to WCF technology and I have to make 2 service providers, that can exchange messages between each othen. So I made two seperate WCF services, and a client application for each service. But my how to implement implement communication between the two wcf services, so that when …

Hi,I have already a web service written in C# which is designed to send a list of objects to the client.For the shake of simplicity let's say it's those objects have 2 fields, a description and an image.The web service is configured to send the data in buffered mode,now I …

As far as I can tell REST is a methodology or an archecture. Is it a real tangable thing? I mean, can you look at a back-end code and determine if it is REST or not REST? How do you communicate with a WCF RESTful service? Are all WCF services …

Hi, again Im hoping to be on the right topic. So here it is: I am publishing a SilverlightApplication that uses a WCF service to read from a database. The application uses Bing Maps to visualize some polygons. The thing is, that after I publish it ONLY on some machines …

I am doing system using window phone 7 and sql server as database. I am using below coding to get shopping cart list at listbox. public List<Order> FindOrder(string custemail, string orderstatus) { var findorder = from r in order.Orders where (r.CustEmail == custemail && r.OrderStatus == orderstatus ) select r; …

Hi, I have to create several services that have to use some sort of registry, to store and get data from. Also, services should have to communicate with each other, in order to exchange data, using the previously mentioned registry. Each service should be able to connect to the registry …

I am trying to learn how to make a mobile phone communicate with a server and a database. So far, I have made a web-service on my PC using this tutorial: http://msdn.microsoft.com/en-us/library/ms733069.aspx The above tutorial makes a sortof WCF service. What would be the best Database system for me? Simplicity …

Hello, I am creating an API in WCF (.NET 4, C# ). I am taking a .NET List as input from client. my only concern is that if my client is in a language other than .NET (like java), can i still accept List as an input and consume it …

Hi, I have a WCF Webservice, and I have an asp.net application that uses this web service. I Have them both running on the same machine, but get a time out. Is there something I have to specify myself in the web.config? I am fairly new in WCF, as this …

[B]Hi! [/B] Im new on this forum.. so Hello to all :) Im a beginner in programming WCF.Im a student, on our faculty, we get a new task to make a project in WCF.I hope that you guys could help me a little bit..I dont know how to start.I watched …

Hello everyone..I'm trying to access the methods of a WCF service from a pocket pc emulator..I added a Web Reference to the service and tried to access the method like this [code] WebReferenceService1.Service1 client = new WebReferenceService1.Service1(); MessageBox.Show(client.GetData(10,true)); [/code] ..but everytime i call the method..i get System.Net.WebException error saying "Unable …

hey there, I'm writing a program where I have to store and retrive student information(e.g. name,address,photo..) in the database. I've written the code to interact with the database in a WCF service..The problem is I'm able to get the image from the database if I directly write the code to …

I have a C# WCF Ajax service with an OperationContract that accepts a string of text that is expected to be CSV. I have written most of a CSV parser for this, but I would like to possibly use OLEDB to parse this string. Is this possible? I would rather …

I am developing a project with wcf . I need to develop a wcf service that will take data from database. I should write it in WCF custom data provider. I can do it with wcf linq and webService with EF. But I can not understand the example of Custom …

Hi, I am using the following codel. But it is always returning 'False'. Even though i gave correct values.. Plz help... [code] PrincipalContext adContext = new PrincipalContext(ContextType.Domain, "xxx.xxx.0.15", "Administrator", "Password"); using (adContext) { return adContext.ValidateCredentials(userName, passWord, ContextOptions.Signing); } [/code] I tried the this one also.. [code] DirectoryEntry de = new …

I got the error below what might cause it? Server Error in '/' Application. -------------------------------------------------------------------------------- Configuration Error Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. Parser Error Message: Line …

I have created a simple web service based off one of the project templates in the Microsoft WCF Starter Kit 2 for .NET 3.5. I have successfully implemented a GET method. However I am having trouble get a POST method to work. [CODE] [WebHelp(Comment = "Sample description for DoWork")] [WebInvoke(UriTemplate …

I have a very simple WCF program where I have a simple self-host and a client running on the same computer. There is a single method which returns a System.IO.Stream, which is actually a serialized form of a simple string. (This could be any number of data types, but for …

Hi Guys, I'm currently developing a project using WCF (hosted on local IIS) which connects to a local SQL database using LINQ to get data. My problem is that when I run the code, 9/10 times it'll fail with the "Specified Cast Is Not Valid" error, but the other 1/10 …

I have a WCF service in which I have one method, It gets new live auctions from the database. It is called every second. For each auctions WCF creates new thread and start the auction. This thread updates database every second and after auction ends that thread gets close. However …