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  1. R

    Question registry reading (Standard Key)

    Hi, I try to read the value ""C:\\Program Files\\Edgecam\\2011.10"" from the following registry entry: Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Planit\Edgecam\2011.10\Installation] @="C:\\Program Files\\Edgecam\\2011.10" "Folder"="Edgecam\\2011.10"...
  2. R

    Question how to insert a null value from db to db

    Hi, it's been a while but I'm burning my fingers once again on databases :) I'm trying to make a tool that copies records from one database to another similar database (SQL). I made a form containing 2 datagrids, one as source and the other as target. I try to use...
  3. R

    file set read only

    Hi, can anyone tell me how I can set a file to be not ReadOnly. Something like: if readonly(c:\file.txt) =true then readonly(c:\file.txt) =false end if how should I accomplish this?
  4. R

    Editing Excel file from VB.NET

    How can I retrieve and edit data from an Excel sheet using a stand alone vb.net program?
  5. R

    security message

    Hi, I wrote a VB.NET program which works fine on my computer and most of my colleagues. But on some computers I get a windows security message: See the end of this message for details on invoking just-in-time (JIT) debugging instead of this dialog box. ************** Exception Text...
  6. R

    Problem with user control in combination with tabcontrol

    I'm struggling with a weird kind of problem. When I insert my UserControl on the form it works fine. But if I try to put it on a tab in a tabcontrol, or in a frame the usercontrol dissapeares after I ran the program. If I try to put the same control back in my project it gets a new name...
  7. R

    weather forecast

    Hi, I have been trying to figure out how to get weather information from for example weather.com Hopefully someone here can give me some pointers on how I can extract the current temperature, humidity, sunset and sunrise for any given location(s) worldwide. The only example I found was a VB6...
  8. R

    reading from a "dynamic" textfile

    Hi, I have a textfile where constantly (about every 10 sec.) text is being added (a log from a temperature sensor). I can read the last added line with a VB.NET program. But I can't get it to repeat this over and over again, without restarting the program or reopen it with my fileopen dialog...
  9. R

    Bug????

    Hi there, I was experimenting with VB.NET and couldn't get my code to work properly. If (coordtemp(3) <> coordinate(3)) And (coordtemp(1) <> coordinate(1)) Then msgbox("there not the same") End If when coordtemp(3) is not equal to coordinate(3) AND coordtemp(1) is not equal to...
  10. R

    form.activeform.opacity

    I tried to make a form that would become semitransparant when moved. But I couldn't get it to work, when I put the command in Move or LocationChanged it results in an error. Private Sub Form1_LocationChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.LocationChanged...
  11. R

    Msgbox("howto",MsgBoxStyle.OKCancel, "test")

    Hi, I normaly use msgboxes only for informing the user. Now I want to use the cancelbutton to let my program run another subroutine than the ok button. Can anyone help me with this? I tried: Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles...
  12. R

    VB.NET crashed > form is empty

    VB.NET 2003 reported a terminal error. After my restart the form in my project was empty. All the codes are still there, but the components are missing from the designer. Does anyone know a way to correct this? The auto generated code about the components is still there.
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