[vb.net] Forum Topics

Dear Friends, Here I have tried to connect to Sybase Adaptive Server Anywhere 7.0 with the following code in C# as console application, I am getting the ERROR: System.NullReference Exception occured in system.data.dll , this code executed after running the asademo. Can you help me out where exactly I am …

Has anyone had problems migrating VB6 projects to a VB.NET environment? Specifically, is there a separate, new .NET assembly I need to reference to communicate with the autoCAD API or do I have to use the .COM libraries that I am currently using in VB6? Thanks, in advance, for any …

i have four combo boxes in my form, each combo box has 2 or 3 selections i need to check each combo box for a selection, if nothing is selected i need to have a error message come up in a message box each selection in the combobox is woth …

I am writing a program to copy files from one location to another. I only want to copy the files that is not in writing mode. Here is the logic: (1) If the file is not opened (by any application), copy it; (2) If the file is opened (by any …

[FONT=Verdana]undefined[/FONT] I've open a new form & maximize it.Then again on button click event I've open a new form with small dimensions. Now,I want that the later form get disable,when I've open the second form. tell me the code for that.

I've got a situation where I have an array declared: [code] [COLOR=Blue]Dim[/COLOR] limit(255, 31) [COLOR=Blue]As Integer[/COLOR] ... DecodeTable(limit(index), ... ) [/code] Later in my code, I have to pass the second rank by reference to a sub. This would be simple in a C-based language: [code] [COLOR=Blue]int[/COLOR] limit[255][31]; ... DecodeTable( …

Greetings. I've just got a project to do. The project is going to be a desktop application. It has to be in VB - but I have yet to decide whether to do it with VB6 or VB.net. As I read on some of the threads in VB.net, I guess …

[COLOR=Gray]undefined[/COLOR] Hello, I am using a webservice which has many objects and methods. Before being able to access any method, a method called authenticateuser is needed to be executed. Taking ws as the webservice object, and after successfully executing the ws.authenticateuser(successfull result is shown with the boolean return value set …

Deal All, Will somebody guide me how I can handle Windows scroll. Means, it should be in my hand when I allow scrolling or not. Also, Scroll should be visible and enabled always. Is it possible. Amir Ali.

I never get ok with the COM+ contexts... There are so many context types like client context, call context etc... Adding to this .NET provides few attributes such as MustRunInClientContext... I couldn't find any sample or links that explain this... Let me elaborate more. As the definition goes by saying …

Hi, I have two similar datasets and I would like to query them to find the records that are different in the first dataset from the second. Does anyone have a good way to to this? Thank you, Tim

Hi All I have created webform.asp.vb and wanna use HTML code at places, can somebody please tell me as to how can I use the same.....

Can i do something international using which side of vb.net whether it is ado.net, webservices which one please guide me

Hi All I am creating an ASP page where I am trying to display controls on the page based on the roles of the user. I have a database wherein I have 5 tables to store the following: Table 1: Application details having the app id as the primary key. …

does anyone know how i can print pictures from a file with vb.net?

I am getting an error message "The trasport failed to connect to the server." I know why I am getting the error, our mail server is having technical problems and won't let anyone connect to send or retrieve emails periodically. My question is, how do I go about queing these …

I was wondering if someone could please explain to me what the difference is between visual basic .net and visual studio .net. I have searched endlessly on google, but I just can't seem to find anything helpful. I haven't programmed since I took a couple fortran classes a long time …

Anyone had a chance to try out Visual Basic.net?