Hi, I have a client Server Application which was write in vb.net i m using the TcpClient Object And A StreamWriter To Send a message to the client but i would like to send other objects but for strings like arrays, my own objects and so on. how can i do that ? Thanks. T:-) ...more >>

Hi I need to get every keys pressed at one time, without needing a triggered event. Control.ModifierKeys works perfectly for shift, ctrl and alt, but how can I check other keys like the letters and arrows? I quickly checked VB2005, and found out the control class doesn't have anything e...more >>

Hi, I wish to know how to display a collection of object which is a property in another object in a data grid in VB.Net. For example, I'm displaying a collection of vendor objects (in ArrayList) in a data grid, while I wish to display the products supplied by the vendor (which appears as a col...more >>

I need to create an application - fairly basic news-ticker. The app will consist of only one window, that needs to snap to the top of the screen, filling up about 30 pixels in height and the entire screens width. Not only must my newsticker be the topmost window at all times, but all "full ...more >>

Sir, When I call the asc function to return an interger value of one byte. it can only return up to 128, which function I can use to return > 128? I use ascw, but it seems to be the same, so I am using convert.toInt16 now. any idea which function can do the same task? -- Kind regards G...more >>

Some time ago I wrote an application that controls the projectors in our classrooms(turn on, turn off, and volume control). This application is written in VB.net 2003. It was working perfectly until XP SP2 was installed on the PCs. Now when the power on or power off button is pressed the ...more >>

Hello everyone, I'm currently writing a program to keep track of schedule changes at a school. The goal is to have someone using the program to declare changes, then the program writes a html file, which is uploaded to a webserver. Then students and teachers can view it online, but there are a...more >>

I am facing this error after making changes to client configuration utility of SQL Server 2000: Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. ...more >>

Dear sir, I am not fully understand the meaning of octet. For example, if I have a string contains unicode data of some Chinese characters, how can I convert it to an array of octet? Thanks in advanced. -- Kind regards Guoqi Zheng guoqi AT meetholland dot com Http://www.meetholla...more >>

Hi, How can we set and read the pointer in a listbox or a combibox to the found search. We use the datarow function with SQL2000 and VB.NET. Hope anyone can help Regards, Martin...more >>

I created an assembly called : getDataVB.dll and placed it in the bin folder. The source file getData.vb looks like this: Namespace chris.getData Public Class dataObj ' my code End Class End Namespace it compiles with no problems. I have a code behind file where I import this namespace...more >>

I have a DLL with a public class (MyClass). The class is instantiated into several instances in a Windows form with : Protected WithEvents MyInst01 As New MyClass.MyClass Protected WithEvents MyInst02 As New MyClass.MyClass Protected WithEvents MyInst03 As New MyClass.MyClass Protected WithEv...more >>

Does anyone else think VB should support the // prefix for comments? I keep using it by accident, because so many other languages use it (unlike the single quote, which is I believe unique to VB). If you think VB would be improved by this change, please vote on my suggestion here: http:/...more >>

I found that store procedure with vb.net (seems ignore case senstive) I type "lax" as code, and it returns the correct answer , How come ?? I can't set the upper case in that textbox, BUT I need to check the data 'case' Please help ...more >>

Hiya, I have a problem with my application. It hangs around in memory after exiting (and the debugger thinks its still running; I am unable to "break" or "stop" execution). The main loop below shows my "main" function. When the main form is closed, this function is exited, so the "hang" ...more >>

I have a database field that is the product of a multiply in a sql statement and it sometimes has 5 or more decimal places. I want to truncate beyond the 2nd decimal place(###.##). I figured a Ctype to a decimal value would do that but the four decimal places remain. I found a truncate functio...more >>

I am looking for a way to change the color of my application's title bar at run time. Is there a way to do this in .NET? ...more >>

I have an app with several web forms. Code for each of the forms contains a subroutine I wrote that performs the Javascript function "alert". Thus: Private Sub DisplayAlert(ByVal msg As String) Dim sKey As String = "s" Dim alertScript As String = "<script language=JavaScript runat=se...more >>

I've downloaded a couple of Microsoft sample source codes, but the problem is that it says that MSDE or SQL server should be present to run the code. I've SQL Server 2000 installed but for some reason its giving the error. How do I solve it? ...more >>

Hi! How do I suppress the desktop background showing through textboxes while the form is loading? This is really ugly. The textboxes look transparent while form is loading. Thanks Mike ...more >>

I want my application to be able to load most components it uses at user logon (f.e. by running "prog.exe /startup") and create a NotifyIcon to show up in tray. Now when i load the prog.exe second time (without parameter) it should detect that an instance is already running and tell it to sho...more >>

How can I convert this pubLatest to a date with format "m/d/yyyy"? Dim pubLatest As New Date pubLatest = Me.SqlSelectCommand1.Parameters("@pubLatest").Value -- _____ DC G ...more >>

I have a datagrid with the columns defined in the aspx <columns> =09<asp:TemplateColumn HeaderText=3D"Hours" ItemStyle-Width=3D"1%"= ItemStyle-HorizontalAlign=3D"Center"> =09=09<ItemTemplate> =09=09=09<asp:TextBox Columns=3D"2" EnableViewState=3D"False" ID=3D"Hours"= Runat=3D"server"></asp:...more >>

Hi May i know how to do a check to find out how many users are online and = logged on to our system? Btw, i am using vb.net. Perhaps show me some articles on this issue? regards Alex...more >>

i already done in vb6. I got error : Additional information: Specified argument was out of the range of valid values. Sub PanelVisible(ByVal szPanel As String) Dim i As Integer, VisiblePanel As New Panel For i = 0 To 7 If TypeOf VisiblePanel.Controls...more >>

I have a question about strongly typed objects when looping through a collection based on the CollectionBase object and using a For..Each loop. I have 2 objects: -Invoice: Holds all properties related to an invoice -InvoiceCollection: Inherited from Collectionbase class and holds Invoice ob...more >>

I have a .NET DLL that I need to use from a VB 6.0 application. How do I do this? Any other issues I should be aware? Thanks for anyone help, Helene ...more >>

hi, i'm searching for a bootstrapper that check if .net framework is installed on a machine and after the install launch my vb.net app ... i dont want to installa the app on the pc but i want to run all from cd ... my idea is to put the bootstrapper as autorun on cd ... in MSDN i found a bootstr...more >>

Hi, I want to connect to a remote machine to check the event log. However, I could not understand how to provide the credentials for the remote machine. I can set the machine name with the machinename property of eventlog class. Do I have to have the same credentials on the remote machine to ...more >>

Hi I am trying to store an image in an xml file, i vcan store it fine but the retreval is a bit of a problem: To String: Dim ms As New IO.MemoryStream Dim arrImage() As Byte Me.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg) arrIma...more >>

Hi, can any one tell me how to read the MAC address(NIC) address using vb.net?????? Reny --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.754 / Virus Database: 504 - Release Date: 9/6/2004 ...more >>

Hi Can anyone come up with a way to select a node once you can added a new one? I am trying the following code but it doesn't seem to work. Dim tnode As New TreeNode("test") TreeView1.Nodes.Add(tnode) TreeView1.SelectedNode = tnode Mike. ...more >>

I have created a VB.Net app that takes data from Visual Foxpro and inserts it into SQL Server. The problem I am running into is that I have come across records in Foxpro where the dates are as follows: '08/08/0997 12:00:00 PM' Obviously, SQL Server does not accept 0997 as a valid date,...more >>

Any good articles about how to write a good quoted-printable encode class in dotnet? I found several free source code on Internet, but do not work correctly. -- Kind regards Guoqi Zheng guoqi AT meetholland dot com Http://www.meetholland.com ...more >>

Can anyone tell me a good website for database programming, I have plenty of experience in VB 6.0, just want to migrate to VB.NET + ADO.NET ...more >>

Is there a way to find all the thread names that are running in a project? For example, if I have 5 threads T1, T2, T3, T4, T5...and T2, T4, and T5 are running...I want to be able to know that T2, T4 and T5 are already running. Thanks, Darian...more >>

I have a situation where I need to download multiple files in a vb.net application. To speed up the process, I am trying to download multiple files at one time looping through each of the files and launching them in their own thread (code below). The problem is that when there are hundreds of ...more >>

Hi I was developing a Class for skinning an application. IN order to read the image file dynamically I used System.Drawing.Image.FromFile("..."). Strangely VS 2003 returns an error saying that "FromFile is not a member of the System.Drawing.Image". According to the member list under IMage c...more >>

I'm trying to make my VB read my outlook Calendar, and show me my todays tasks. The connection is no problem and I have a collection of items with all my calendar items... The problem is to decide whitch of them are regarding today's date? Normal calendar items have start and end date, and it'...more >>

Hi all, What is the simplest way to get a list of all the files in a directory, (on an ipaq) something equivalent to "dir *.* > file" . No need to list directories. I have visual studio 2003 (does this mean I have .NET CF??) ...more >>

Hi, Is it possible to use Option Base in VB.NET. If so then how can i set the base to 0. In vb.net while we using array collections, it gives the error. ...more >>