Questions tagged as 'c#'

Tagged questions
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AJAX error when sending data with files

Hello, I am trying to upload a file from exel to a database / SQL SERVER 2008 through AJAX . But I have a problem with the file when I send the data ... at this moment I have not managed to mount the file in the query to execute it, on the...
asked by 10.11.2017 / 22:51
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Cut in several parts string of characters C # asp.net

Good evening. How can I convert the following string: "image / jpg, image / jpeg, application / pdf" in the following: ".jpg, .pdf, .zip" Also taking into account that the first chain can include more extensions. Thank you.     
asked by 08.11.2017 / 02:51
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Inheritance of a web services instance C #

Good morning, I know that the title is a bit confusing but I will try to explain my problem. I am working on a software that consumes several web services, to do a series of CRUD operations, what I am trying to do is to optimize the program a...
asked by 07.11.2017 / 18:41
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Add value of a Foreach in MVC5 controller

I need to add the weighted the times the cycle is run and show it in builder.Append(total suma ponderados).Append(";"); , my code is as follows: foreach (var item_ponderado in listobjetivos) { var ponderado = (item_ponderado.p.Peso_O...
asked by 17.07.2017 / 20:47
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Doubt about date c #

my question is how can it be done to control that a person is greater than 25 when that person Enter your date of birth. public DateTime Fecha { get { return fecha; } set { fecha = value; } }     
asked by 17.07.2017 / 22:29
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Number repeated on matrix

I would like to know how I could do it so that when the user enters two equal numbers in the bet, I throw error that can not repeat two numbers in the same bet: static bool Agregar(int[,] m, ref int tope) //agregar una apuesta { bool dispo...
asked by 28.06.2017 / 16:45
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Are there Skins, Themes, Templates, Templates, ... For controls in C #? [closed]

I suppose so, and that they are also free, but I can not find them. I'm looking for that, themes for my windows forms in c #. I have seen that they can be done as classes in the project and, since I do not have graphic designers for my applic...
asked by 13.06.2017 / 18:07
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Print total of query count in a label

How about, I'm trying to print the total of a query count in a label , but when I call the result only prints a System.Data.DataRow This is my query /***********GET ALL THE FAKE TOOLS FROM FCH*************/ public...
asked by 09.06.2017 / 21:28
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How to reuse XAML code

Hi, I'm doing an application in WPF which consists of several pages. Many of which have things in common, such as the same menu bar, a title bar below the menu bar and a scrool viewer which contains all the other controls that differentiates one...
asked by 08.06.2017 / 21:04
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Send Scaned Image, Web Socket

My problem is when using the ws Web Socket protocol that sends a giant string (a size chain of about 7 to 8 digits ex: 78872125 ) which is an image that I scan and the I turn it into base 64 and then I'll commit it to bytes in ord...
asked by 16.08.2017 / 21:11