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I have a grid suppose it have Three row and one column
and three row have "Hi"
when I changed first row means Hi to "Hello"
and come on Second row then Grid_currentCellChanged Event fire its ok But the Problem is that
" when I changed Second row again "Hi to Hello
and withOut Any Other Click I click a button "Save"
And Again Fill The Datagrid Then InSecond row the Changes
no perform Even not in Data Base."
So what Should I do.
SoftWare Engineer
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i've been trying to figure out how to make a tic tac toe game using control arrays , but no luck , it's not as easy it was in VB 6 . Please help me .
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Please help me! how to open file *.* Ex: file.pdf; file.doc... Thank U
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You're going to have to further explain what you mean by "opening file *.*"... Are you trying to launch the application that handles these files or what?
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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In this case you have to annalyse an extension of the file that you are open and write the code open it in the correct way. Example:
1. To open word document see this information.[^]
2. To open excel spread sheet see this information.[^]
3. To open acrobat read file (pdf) see this information.[^]
4. To open text file see this information.[^]
...
For more file support try to check website for more information.
A thousand mile of journey, begin with the first step.
APO-CEDC
Save Children Norway-Cambodia Office
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Hi, I have read the article about working with windows registry from vb.net[^], I have a problem when I try to create the new subkey. I already use imports microsoft.win32 name space at the general declaration place but it is notworking. Can any one help me???
A thousand mile of journey, begin with the first step.
APO-CEDC
Save Children Norway-Cambodia Office
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No one can help you if you don't post the code that's not working!
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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This is the code from article:
' Creating a Subkey<br />
Dim regKey As RegistryKey<br />
regKey = Registry.LocalMachine.OpenSubKey("SOFTWARE", True)<br />
regKey.CreateSubKey("MyApp")<br />
regKey.Close()
but when I try to do it in my application at this line
regKey = Registry.LocalMachine.OpenSubKey("SOFTWARE", True)
the Localmachine subitem from Registry is not display. When I force to try to type it, it display a an error (blue wavey line under the code). Do you have any idea???
A thousand mile of journey, begin with the first step.
APO-CEDC
Save Children Norway-Cambodia Office
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Did you import the Microsoft.Win32 namespace at the top of your code?
Imports Microsoft.Win32
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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Yes I did. But it still not display the member in the drop down list for me.
A thousand mile of journey, begin with the first step.
APO-CEDC
Save Children Norway-Cambodia Office
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Then you did something else, though I have no idea what it is. All that's required is to add the Imports statement at the top of your code and declare a variable as RegistryKey. You'll have to post the code your using, including the Imports section, and the code around where your having the problem.
Imports Microsoft.Win32
.
.
Public Class myForm
.
.
Private Sub myMethod(some parameters...)
' Creating a Subkey
Dim regKey As RegistryKey
regKey = Registry.LocalMachine.OpenSubKey("SOFTWARE", True)
regKey.CreateSubKey("MyApp")
regKey.Close()
End Sub
End Class
There is nothing to this... If you get the little squiggly line under RegistryKey it means that the Microsoft.Win32 namespace has not been imported.
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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I'm assuming that you are forgetting to turn the write ability on for the current key....
Dim myKey as RegistryKey = Registry.LocalMachine.OpenSubKey("Software",True
The boolean value must be set to true when opening a sub-key because the default is read-only.
Hope this helps.
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I am building a windows service. This service does a lot of things and runs inte the background but I need an interface for the user. This interface can't be loaded when logged of, but I want to load that when the user has logged on. Alternatively I would like create a notifyicon for the service. Is this possible? How do I do that?
thanks
--- neteject.com - Internet Solutions ---
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This is entirely possible.
You will need to make use of the System.ServiceProcess.ServiceController class to interact with the service.
Create an application that uses this class of the .NET Framework. You will want to place the application for this server in the startup folder.
Hope this helps you get started.
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Hello,
I wanted to know if it is possible to explicitly (implicitly?) lock an
xml file during a job (parsing, modifications, etc)
Thanks
Sumit Domyan
Software Developer
ANALEC INFOTECH
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http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wss/wss/_webdav_lock.asp
Well.. later
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Hey i have been trying to use this[^] code project article.
I want to use this article to show the progress of my uploading process.
Unfortunatley i am unable to get the progress bar to increase as i am using a separate class to upload my files which implements from an interface and i am having trouble incrementing the counter i which i have declared globally.
my code is below from using this article
<br />
Private Sub btnPublish_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnPublish.Click<br />
<br />
Dim Progress As New ProgressWindow<br />
Progress.Text = "Work"<br />
System.Threading.ThreadPool.QueueUserWorkItem(New System.Threading.WaitCallback(AddressOf PublishingFiles), Progress)<br />
Progress.ShowDialog()<br />
<br />
End Sub<br />
<br />
Private Sub PublishingFiles(ByVal status As Object)<br />
<br />
Dim callback As ProgressCallback = CType(status, ProgressCallback)<br />
Try<br />
callback.Begin(0, 100)<br />
Dim i As Integer = 0<br />
While i < 100<br />
callback.SetText(String.Format("Performing op: {0}", i))<br />
callback.StepTo(i)<br />
If callback.IsAborting Then<br />
Return<br />
End If<br />
<br />
''''''''''''''MY CODE'''''''''''''''<br />
<br />
strPublisher = tbPublisher.Text<br />
strDateTime = tbDateTime.Text<br />
<br />
If cmboSelection.Text = "Network Location" Then<br />
<br />
Dim SMB As New SMBRepository<br />
<br />
With SMB<br />
strIntialFolder = strPathSMB + "\" + SMB.AddXMLDeclaration().attributes(0).text + "\"<br />
.CreateDirectory(strIntialFolder)<br />
.CreateFolderStructure(SMB.AddXMLDeclaration(), strIntialFolder, objRepository)<br />
.TransferDocumentIndex()<br />
End With<br />
<br />
ElseIf cmboSelection.Text = "FTP Transfer" Then<br />
<br />
Dim FTP As New FTPRepository<br />
<br />
With FTP<br />
strIntialFolder = FTP.AddXMLDeclaration().attributes(0).text<br />
.Connect()<br />
.CreateFolderStructure(FTP.AddXMLDeclaration(), strIntialFolder, objRepository) '<--- This is where the upload occurs<br />
.TransferDocumentIndex()<br />
.CloseConnection()<br />
End With<br />
<br />
End If<br />
<br />
For dblCount = 1 To 0 Step -0.05<br />
Me.Opacity = System.Math.Abs(dblCount)<br />
Next dblCount<br />
<br />
MsgBox("Folder Successfully Published", MsgBoxStyle.OKOnly)<br />
<br />
Progress.Hide()<br />
<br />
Me.Hide()<br />
<br />
''''''''''''END MY CODE'''''''''''''''<br />
<br />
System.Threading.Thread.Sleep(100)<br />
If callback.IsAborting Then<br />
Return<br />
End If<br />
<br />
'i = i + 1 <--- increments here<br />
End While<br />
Catch generatedExceptionVariable0 As System.Threading.ThreadAbortException<br />
Catch generatedExceptionVariable1 As System.Threading.ThreadInterruptedException<br />
Finally<br />
If Not (callback Is Nothing) Then<br />
callback.End()<br />
End If<br />
End Try<br />
<br />
End Sub<br />
Any help would be appreciated
thanks for your Time
Chris
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Hello all
I hv a xml file, structure below.
Now i want to retrieve, a specific user node, suppose i want to know all values of "Sumit" user. Is there any solution. Can we write some query in xml?Thanks
<USERS>
<User>
<Username>Ankur</Username>
<Password>Ankur</Password>
<Status>y</Status>
</User>
<User>
<Username>Ahuja</Username>
<Password>Ahuja</Password>
<Status>n</Status>
</User>
<User>
<Username>Nitin</Username>
<Password>Nitin</Password>
<Status>n</Status>
</User>
<User>
<Username>Sumit</Username>
<Password>Sumit</Password>
<Status>y</Status>
</User>
</USERS>
Sumit Domyan
Software Developer
<b>ANALEC INFOTECH
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This is possible using XPATH, a good article can be found here[^]
Hope this helps
Chris
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The scenario is our sales or marketing or content management people should be able to build whatever reports they want on line.
Basically I have to put something like the Crystal Report Design Wizard where you can select tables, columns then formating etc on our admin site to allow them to create their own reports.
How could I archieve this?
As far as I know, using Crystal report, I create reports and deploy them which then users can view which doesn't meet my need. As this is not flexible enough for us (although I know that in a report you can add drilldown and a lot of functions).
Any ideas?
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Hi guys,
Now I have to write a program, that call an external app, that must run in a windows form of my program. For example, I call the Calculator or Paint and it will show only on a form of my program (such as frmMain).
By the way, I want to know that how to touch a event of mouse click of system when my app not actived.
I want to ask if anyone can help me. Thank you.
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Could you help me, I really need
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nobita3x wrote:
that call an external app, that must run in a windows form of my program. For example, I call the Calculator or Paint and it will show only on a form of my program (such as frmMain).
Without going through A LOT of pain, you can't do this. You can't redirect the drawing output of an application to a window in your application. I have seems an example of this being done (can't remember where at the moment), but it required writing a new driver to support it.
nobita3x wrote:
I want to know that how to touch a event of mouse click of system when my app not actived.
What??????????????????? I can't make any sense out of this...
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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I say it is possible but the way to do it is not a good programming practice.
You can use the SetParent(ChildWhnd, NewParentHnd) API function to bring the calculator (or any other form) to your program like one of the forms of your application.
It's quite simple.
(If you need more help, let me know and I'll write the code for you some later time, cos now I'm in time shortage)
But for getting mouse and keyboard events when your app is not active, you should set a Global Hook.
It must be in a DLL file, etc.
Handling this is not good for security reasons. also it is rather not easy.
(For more information, search for Global Hook, and find availble dlls on the net)
Hope it'd helped.
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