Questions tagged as 'vb.net'

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Pass variables VB.net to Javascript

It is possible if I define my variables in vb.net framework 2 to pass them to a function in javascript, test I have tried this: <script type="text/javascript"> alert("<%=Rotulo.ID%>"); but I get an error, help friends     
asked by 03.12.2018 / 21:04
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Automatically copy a column in datagridview from a different column vb.net 2018

I'm new to programming. My problem is this: I have a Datagridview that has 7 columns, in column 3 data entry. These data will be added automatically at the click of a button, simultaneously in column 1 the values will be copied downwards (all...
asked by 03.12.2018 / 16:18
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Save data from a Timer in vb

I have a situation. I am working with a stopwatch and a timer as a general clock and a label to make it visible. I need to click on a button to save the pulses and then use them. Does any of you know how to save that data and then use it and com...
asked by 28.11.2018 / 18:29
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Error in Epplus

First of all I want to tell you that I am a novice in this. When working with Epplus in .net I get this error:    UNEXPECTED ERROR   System.IO.FileLoadException:   Could not load file or assembly'EPPlus, Version4.1.0.0, Cultureneutral,...
asked by 27.11.2018 / 14:08
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Copy Items from listBox1 to ListBox2 in Visual Basic 10

I want to copy the items from one listbox to another and when copying them are deleted from the first one, some idea of how I can achieve it? until now the listbox 1 is deleted and it remains without copying. This is what I have tried. Sub cop...
asked by 21.11.2018 / 19:13
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ERROR ... (The Xor Operator is not defined for char and char types) VB.NET

I have an error in a class as shown in the photo ... how can I solve it ... It would be very helpful     
asked by 25.11.2018 / 00:49
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how to receive values continuously from one form to another in VB.NET?

I am trying to create a (a) link between 2 forms, well the main one is of type MDI (first form) so in the second form I have a DataGridView and when I select a row, I created a variable that takes its value and immediately with a button I show...
asked by 25.11.2018 / 04:19
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How to get a text that is inside a quote vb.net

wscript.exe //B "C:\Users\S4LSAL~1\AppData\Local\Temp\virus.vbs" And I wanted to get the route inside the quotes, so that this would stay: C:\Users\S4LSAL~1\AppData\Local\Temp\virus.vbs I can not do this on vb.net, thanks in advance.    ...
asked by 18.11.2018 / 03:45
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Clean massive checks on VB.NET

I have the following code to clean the controls of a form, these were grouped by GroupBox and before it worked perfectly, now I had to add a panel to control my form better and this code already Do not you do the task I require, any sug...
asked by 06.11.2018 / 21:00
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Fatal error during command execution (MySQL, VBNET)

I have a problem when inserting data from a VB.Net application to a Mysql database, the problem I have has been asked by many other people but I can not find exactly what my code is failing Function Guardar_Datos() As Boolean Dim err As...
asked by 09.11.2018 / 00:53