problem about VB9.0-Collection of common programming errors


  • Odiagbe justus
    VB8.0 VB9.0 VB10
    could you help with dataarrival event on vb 2008, i am trying to develop a chat application but it gives me warning each time i have something like dim recievedData as string sckClient.GetData(recievedata) please i need complete this fast. also working on a chat the speaks written messages and it gives error in my declaration dim listener As New TCPlistener Please, i have been on these for weeks now. Thanks in anticipation  Posted by OP as an answer: “this is the warning that comes up varia

  • mindserve
    VB9.0 C# VB.NET
    I need to know how to transfer bound data from a datagridview to an unbound datagridview. The data transfer would happen on a click event of the datagridview rows so that I can choose what data to transfer over. I am then totaling up some numbers in a cell to a textbox. I can do this with a textbox but then I have to use a delimiter and not sure how to do it with a listbox. Is is possible to copy data over at runtime this way?

  • Polarfuze
    VB8.0 VB9.0 VB VBScript VB10 Access
    After inputting data to the database ,what coding should i use to see the changes in the datagridview at runtime .I am using Vb8 with access2003   How do i refresh the data grid view to show the newly inserted record without exiting the program

  • javedsmart
    .NET2.0 VB9.0 C# ASP.NET CSS .NET
    Hello friends,I am creating one website for which i want to change css element value dynamically through c# or vb. how do i change it? ex. i want to change header back-color through c# or vb.

  • ShweBo
    VB9.0
    Attn: DevExpress Components users Sir,    I just want to know is there similar functionality in DevExpress DateEdit Control like M$ DataTimePicker Control?When in runtime, A M$ Datetimepicker has special shortcut-keys (automatically) like Ctrl + Arrows keys (or Ctrl + Plus/Minus keys) to change it’s dropdown view between Dates – Months – Years and it is very useful to pickup a date quickly.I tried similar keys combination on DateEdit Control at runtime but no luck.Is the

  • rspercy65
    VB9.0 VS2008 Windows VB10 VS2010
    How Would I Check if a program has or needs a “runas admin” permission during runtime? using vb9, VB10, or VB11 beta. Thanks in advance for any answers, or (directions to an article), that could possibly resolve this little problem.

  • C.CoderCreator
    VB9.0
    this is my code   Dim b As Integer = 100 Dim i As Integer Dim u As Integer   Dim h As Integer Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load  While i < 10000i = i + 1  h = h + 1Dim pic As New PictureBoxIf i = b Thenu = u + 1b = b + 100h = 0End If  pic.BackColor = Color.Redpic.Size = New Size(1, 1)pic.Location = New Point(h, u)Me.Controls.Add(pic)End While   End Sub  its meant to create picureboxes in ma

  • pravin29
    VB9.0 C
    Setup – Hardware have USB device connected to PC host. Some Data trasfer (send and receive) between PC and Hardware can be done through application software using USB communication. No problem occured at table test (means without any nosiy envoirnment i.e. in ideal condition) but problem occured in noisy envoirnment (for testing purpose forcefully create the noise through USB cable to hardware and PC).   Condition – No communication through hardware and PC just connect USB cable to har

  • MarqW
    VB9.0 .NET VB.NET
    I’ve got a weird problem with some code. If I use this code, it crashes on there custParts.Where(Function(cv), with the error: Delegate to an instance method cannot have null ‘this’  Dim custParts As CustomerPartNumbers = New CustomerPartNumbers() ‘ Inherits ComponentModel.BindingList(Of CustomerPartNumber), which is just another data class Dim queryString As String = “Wallpaper” custParts.Load(“DummyCustomer”) If Not custParts Is Nothing ThenDim qS As String = queryStringDim cp As Customer

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