Questions tagged as 'c#'

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Conditions using foreach in C #

I need to do a foreach in C # , in which several conditions must be done like this: a can be of type 1 , 2 , 3 or 4 . b can be of type 1 , 2 , 3 or 4 . The set of...
asked by 10.03.2017 / 20:54
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can you search Ajax Search in DropDownList?

Good I would like to help me I'm new to c # and I really do not know if it can be done in a DropDownList that combo is loaded with a database that fills but what I want is for you to select a value and automatically fill it my texbox as ajax is...
asked by 10.03.2017 / 20:05
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The data reader returned by the storage data provider does not have enough columns for the requested query

Greetings. In Entity Framework, when I try to make an insert, it sends me the following message:    The data reader returned by the storage data provider does not have enough columns for the requested query. However, the registration i...
asked by 02.03.2017 / 19:00
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C # Consume Oracle Web Service Return Null

Good I have a quite big problem that has taken me Days of Days and I continue in the investigation I try the WSDL from the SoapUI and everything Marcha to perfection. but when trying to consume from .net C # the query sends the paramete...
asked by 02.03.2017 / 16:27
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Export data sql server to excel C # window form

I am exporting data from a database in Sql Server to an Excel. I'm doing it in C # of Windows Forms type. If you export the information to me, but the columns of my table do not generate them and also some fields it puts as true as it is show...
asked by 28.02.2017 / 17:30
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RPC_E_SERVERCALL_RETRYLATER Visuak 2015

I created an application that generates WCF, creates a visual studio instance and generates the solution automatically. Visual Studio 2012 works perfectly, the problem is when visual studio is installed in its 2015 version. If I put breakp...
asked by 28.02.2017 / 15:42
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Object reference not set as an instance of an object. Datatable [duplicated]

What I want is to fill DataTable with addresses of my images, and this table will be increased according to the number of files in a folder in which I store my images, only that I get an error that I could not solve and here is my code....
asked by 20.02.2017 / 22:07
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Panel with another larger panel inside

I am creating a user control in windows forms , that user control has two zones, the upper zone where there is a descriptive text and a forward button and another one to go backwards. In the lower area there is another panel that occupi...
asked by 20.03.2017 / 15:54
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jsonresult redirects me to page with only json

I have a question, I have this method in a view on asp.net MVC 5: $('#enviar-data').click(function () { //var formData = new FormData($('form')[0]); var form = $('#formx'); // console.log(formData); $.aja...
asked by 19.03.2017 / 23:44
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Digital Person Biometry in a Console Application c #

As I can use the Digital Person Biometric in a Console application, this is the code for a Windows Forms application: namespace Form { public partial class Form1 : Form, DPFP.Capture.EventHandler { public Form1() { Initial...
asked by 08.02.2017 / 22:21