Questions tagged as 'c#'

Tagged questions
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Save picturebox image in bd access with C #

I have a BD Access 2016 with a table that contains an OLE object field, in Visual Studio 2012 I have a WF project where I have a form that contains a pictureBox to attach the logo. I have an insert button that calls the statement made in...
asked by 29.05.2016 / 10:08
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Use dropzone.js with asp.net

I want to upload multiple files using dropzone.js and take the paths of the files to store them in my database, but I have found very little information about it or only for MVC, someone who has already used it and could help me.     
asked by 13.09.2016 / 15:25
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Winform project installer in vs 2008 does not recognize the app.config

Dear, I have a problem, I have a project in vs2008 that works perfectly, I create the installer and everything is fine, the inconvenience is to install it in another machine it does not work, I put a log to see where the error comes from, and in...
asked by 19.05.2016 / 22:38
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Apdu for SmartCard T1 protocol

I am developing an application for SmartCard and when I work with the T0 protocol the application runs perfect but for T1 the function SCardTransmit returns me:    ERROR INVALID PARAMETERS My question is: does the vector have the s...
asked by 14.05.2016 / 02:16
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Access from C # to the link of a HyperLinkField of a GridView

I have the following GridView in ASP.NET: <asp:GridView ID="GridView1" runat="server" DataKeyNames="ID" DataSourceID="AccessDataSource1"> <Columns> <asp:HyperLinkField HeaderText="ID" DataTextField="ID" DataN...
asked by 29.09.2016 / 17:42
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Telerik Radgrid filter without taking into account the accents

I have a Telerik Radgrid in which I want to search (filter) and that does not take into account the accents, that is, if I have as data "Truck" and "Truck", that when writing in the "Truck" filter the two results appear and vice versa.    Is the...
asked by 28.09.2016 / 10:49
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Error logging multiple accounts from an application in c #

I know it's complicated to explain my problem is the following I found an open source program to authenticate accounts but it gives me an error: Unhandled exception of type 'System.Collections.Generic.KeyNotFoundException' in mscorlib.dll...
asked by 21.03.2016 / 20:54
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How can I change System.String [] in string

I have an application that returns a user but the output is System.String[] would like me to give me the real value of the array. How can I do this? Here is my code of the way I passed the parameters. Thanks UserData[] userData...
asked by 01.04.2016 / 21:02
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Identify the name of the PC that connected to the remote Windows desktop

Good morning, I have a server with Windows 7 operating system, I have configured for other PCs to connect to the remote desktop. I want to know which PCs are connected, the user's name is not my problem since I got how to do it. An example: From...
asked by 06.04.2016 / 15:00
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Change color to my tabbedPage in xamarin forms

Someone knows how I can change the color of my tabbedPage in Xamarin forms, I want it to have the same color of the Navigation Bar that I have. The following image is an example of how I want it, just need to change the color of the Tabbed Page...
asked by 02.04.2016 / 11:47