Questions tagged as 'vb.net'

Tagged questions
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Conditional pull-down menu

QUESTION Good morning, The question is that I have a higher menu, but I want the last section to be conditional, and only appear when it is not logged. So far no problem. The quebradero of head arises to me now, and is that when I am lo...
asked by 26.06.2017 / 09:00
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Type AxAXISMEDIACONTROLLib.AxAxisMediaControl is not defined

I have had a project in VisualBasic.NET to take a look and when I open it and try to compile it, I miss the error: Type AxAXISMEDIACONTROLLib.AxAxisMediaControl is not defined It tells me that it is on line 1 of Designer.vb However, I...
asked by 04.07.2017 / 10:46
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Enter Data to Different Accounts and save your content

I need you to help me with something, I am making a system and in one of the forms I have to enter notes to the students according to the account number, what I need is that when entering a different account the data is saved only for That accou...
asked by 17.06.2017 / 22:13
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Error message: connectionString property has not been initialized

I'm doing a project in visual basic and devexpress. When I compile the software in visual studio, everything works fine, but when I run the program installed on the pc and I want to access a dashboard, I get the following error: No se pued...
asked by 15.06.2017 / 08:30
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Mail does not come out if I do not close the program

Greetings, I am programming in VB through VS2017, I made a program that sends email to the email accounts that specific. The problem is that the mail does not reach the recipients, it only comes when I close the application. I would apprec...
asked by 16.07.2017 / 19:55
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ZIP file by byte [] in PHP

I want to send a zip file to a web service SOAP, to put it in the xml they ask me to transform it into an array of bytes. I have tried several things but, apparently, they do not work. In visual basic it can be like this: Dim B() As Byte = IO....
asked by 12.06.2017 / 23:10
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How to use the WMPLib library in VB.NET

Hi, I'm trying to use the WMPLib library, but I can not use it. I compile my project, and it always returns the same error: Photo: I included the library with: Imports WMPLib Dim Player As WindowsMediaPlayer = New WindowsMediaPl...
asked by 10.06.2017 / 18:13
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How to add 2 Time Selector

With the Substract() method you get the difference of 2 TimeSelector , now I would like to know how to find the sum. if the difference is like this: Dim diferencia As TimeSpan = horaFin.Subtract(horaInicio) What I'm looking...
asked by 07.06.2017 / 02:05
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how to fill a datagridview with a split

make a split of a combobox that contains a strig like this (xy '+ xz)' + x ' and that I fill the grid with the columns xy', xz and x the string can contain n number of letters. Public Sub split() Dim input As String = Me.txtfuncion.Text.T...
asked by 14.06.2017 / 02:35
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Screen of Congela with Telerik RadGrid

Greetings to all. I am using Telerik 2010 in VB.Net, in a web application, when I load the RadGrid with data, it loads the grid but freezes the screen, emitting the following error: "Local Host does not respond due to a prolonged execution scrip...
asked by 08.07.2017 / 18:21