Questions tagged as 'vb.net'

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Access error with Microsoft.Office.Interop

Good morning, I have an application in which I generate an Excel from some html files, everything works correctly locally but when I publish it on the server it works sometimes if and sometimes not. I am not able to come up with the solutio...
asked by 12.09.2017 / 09:13
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Pass different DataTable to the same function in VB

Good morning, I need to know if I can do the following or how to do it, currently I sent in a function DataTable to complete or make a number of pending calculations, but now I need to pass the five or eight tables and I do not want to do...
asked by 08.09.2017 / 16:14
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IQueryable in VB.NET

Hello, could someone explain to me how it works IQueryable that I use it directly in VB.NET ?? Thanks. Dim obj As IQueryable(Of AfipEscalaSuss)     
asked by 06.09.2017 / 20:14
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What is the Visual Basic Group Join for?

WLista = (From T In obj Group Join P In .PassWord On P.Numero Equals T.PassWord Into Pw = Group From P1 In Pw.DefaultIfEmpty Group Join A In .Atributo On A.Empresa Equals T.Atrib...
asked by 07.09.2017 / 15:43
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How to duplicate GridView columns

I have a gridView as follows: <asp:GridView ID="grid" runat="server"> <Columns> <asp:BoundField HeaderText="aaa" /> <asp:BoundField HeaderText="bbb" />...
asked by 01.09.2017 / 15:59
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Process startinfo.filename Indicate Path to a file within a network

I am opening some files, but these are not in the same PC, but they are in another server, in my pc it works very well, but when I put the route of another PC that is in the network it indicates an error, How could a route on the network indi...
asked by 24.08.2017 / 17:27
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Add selected items with checkobx in a gridview to a textbox

I have a Gridview where I have several columns, the last one has numeric values, my gridiview poses a checkbox, what I want to do is to do a check in one or more rows, add the amounts to a texbox, try several ways as you will see low but I could...
asked by 23.08.2017 / 18:14
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Custom checkout in VB.NET

I would need help to integrate custom. I'm working in Visual Studio 2010. I get the following error when I want to perform init_point Value cannot be null. Parameter name: url I attach the code. If I pass variables p00 and p...
asked by 11.08.2017 / 13:49
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Slider of images in an ASP.NET Visual Basic folder

How can I show images in slideshow that are in a specific folder, regardless of whether they can be modified in number or name of these. is in ASP.NET - Visual Basic I have the code to upload the images to the folder and delete them, which...
asked by 16.08.2017 / 12:46
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How can I use a DLL written in C

I'm a little new with this library management. It turns out that I need to use the GNU Libmicrohttpd library found on this link link . This library the inconvenience that I have found is that it is written in C and the project that I am d...
asked by 16.08.2017 / 15:37