vb.net

What groupbox method (if any) monitors radio button selections?

I'm creating a VB.NET application that includes two radio buttons inside of a groupbox. If the first radio button is selected, a certain tab on a tab form should be enabled. If the second radio button is selected, that tab should be disabled. Is there a groupbox method that monitors both radio buttons and fires when the selection chan...

Convert C# (with typed events) to VB.NET

I have an ASPX page (with VB Codebehind). I would like to extend the GridView class to show the header / footer when no rows are returned. I found a C# example online (link) (source). However, I cannot convert it to VB because it uses typed events (which are not legal in VB). I have tried several free C# to VB.NET converters online, ...

VB.NET Forms GridView on ASPX Page

Is there a way to use a VB.NET Forms DataGridView object on an ASPX page? ...

Is a base class with shared fields and functions good design

I've got a BaseDataClass with shared fields and functions Protected Shared dbase as SqlDatabase Protected Shared dbCommand as DBCommand ... //also have a sync object used by the derived classes for Synclock'ing Protected Shared ReadOnly syncObj As Object = New Object() Protected Shared Sub Init() //initializes...

Event is causing an error, but I can't catch the exception

A developer has created a custom control in ASP.NET using VB.NET. The custom control uses a repeater. In certain scenarios, the rpt_ItemDataBound event is encountering a data error. My goal is rather than having the user see the yellow screen of death, give the user a friendlier error explaining exactly what the data error is. I figu...

Error Messaged and Error Code design

We are designing set of web services which will return XML string in response. These are RESTFul services so I will have to send exception inside element. I am planing to design set of Error code which can help me determine where level occured just by looking at the code. For Example 1000 - Application Level 2000 - DB level 3000 ...

hiding <div> from vb.net code side

i have this code for hiding a table and a cell in aspx, backend vb.net Code - For Each row As HtmlTableRow In tab_a1.Rows If row.ID = "a1" Then For Each cell As HtmlTableCell In row.Cells cell.Visible = (cell.ID = "a1") Next ...

asp.net web service OneWay definition not working

When I specify <SoapDocumentMethod(OneWay:=True)> on my webservice it doesn't seem to get called. If I remove that the webservice works properly. Also, everything works fine on the development machine just not on the server. Here is my web method: <SoapDocumentMethod(OneWay:=True)> _ <WebMethod()> _ Public Sub Write(ByVal processGrou...

Databinding a property with a parameter

I would like to databind to a property that requires arguments. What is the best way do to this? are there work arounds? I'm open to any suggestions. I thought about defining custom columns and cells because the parameters that the property requires are available from the within the object bound to the row, but I'm having trouble mater...

Need Simple way to access XML in VB.Net - Pain with Linq-to-Xml

Dim myXDoc As XDocument = _ I want to access this in a simple way in VB.Net - Like: Dim Integer SizeXStr = CInt(MyZDoc.Cameras(1).Camera_Desc.@SizeX) ' where (1) is an index Why isn't this ...

TextInfo.ToTitleCase does not work as expected for ALL CAPS strings

I was trying to use TextInfo.ToTitleCase to convert some names to proper case. it works fine for strings in lowercase and mixed case but for strings with all characters in Upper case, it returns the input string as is. Nothing about this behavior is mentioned in MSDN documentation, any insights? ...

A good UI design for rating in .Net

Hi, im trying to add a "rating" system to an existing form (i.e 1 star, 2 Star or poor, average,good,excellent etc). Does anyone know of a way to achieve this that is aesthetically pleasing with good UX either in .Net or a free 3rd party control? Thanks ...

Network.downloadfile is very slow

I have tried using the My.Computer.Network.DownloadFile method but unfortunately it is slow. Executing the simple command below takes ~5-10 secs, which I would say is a lot longer than expected for downloading a 9 kb file. `My.Computer.Network.DownloadFile("http://www.google.dk", "j:\temp\test.html")` I am connecting via a high-speed...

Tooltip in .Net

Hi, I have a DataGridView in a Winforms application containing a collection of items. Each item has an image and various other details. I know it is possible in WPF, but can you get a tooltip to display an image and a more structured set of details then just plain text? Thanks. ...

Find a application path

Hi! How I can find path for installed application from VB.net if i know the name of application exe file? Thanks! ...

Render SSRS .RDL to PDF and just open it.

I tried to be the most descriptive I could. Ok, so since I've never done anything like this before, I guess it's better to ask before starting at all to just don't get the whole process wrong. We have a report that has to be called from an ASP.NET application, it could be a simple button. Through the code-behind, I gotta pass in a para...

Calling Stored Procedure from VB.net timeout error

When calling a stored procedure from vb.net is there a default SQL timeout time if no timeout is specified in the connection string? I am unsure if there is a CommandTimeout specified in the connection string but am going through all the possibilites. Example if no results after 30 seconds (or more) throw: `System.Data.SqlClient.SqlExc...

onCommand on button not firing inside gridView??

This is really driving me crazy. I've got a button inside a gridview to remove that item from the gridview (its datasource is a list). I've got the list being saved to session anytime a change is being made to it, and on page_load check if that session variable is empty, if not, then set that list to bind to the gridview. Code Behind: ...

GoTo statements and alternatives in VB.NET

I've posted a code snippet on another forum asking for help and people pointed out to me that using GoTo statements is very bad programming practice. I'm wondering: why is it bad? What alternatives to GoTo are there to use in VB.NET that would be considered generally more of a better practice? Consider this snippet below where the us...

How to get cached IE credentials from within activex app?

Here is my setup: 1) 3.5 .net web app(windows authentication with AD) which uses activex to run VB.net application on the client side 2) That VB.net application on the client makes a webservice call Here is what it currently uses for authentication System.Net.CredentialCache.DefaultCredentials This will get credentials of the user ...