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Member 13569650 wrote: but the removehandler was failed
and the event continue to work.
Define "failed".
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Hello everyone. I started a project which is suppose to utilize SOAP API and the URL they provide is a WSDL extension (Here is the URL: http://api.netim.com/2.0/api.wsdl)
Maybe I'm wrong, but WSDL's are suppose to be added as Web References, correct?
I've tried adding as both a service reference and web reference with the URL above and it always returns a 404 error. But, as you can see by visiting the URL above it works fine in a browser. Any idea what I'm doing wrong here? Thanks in advance!
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j'ai une base de donnée Admin et une autre PersonneActive et je souhaiterais recuperer les info dela table Admin pour l'inserer dans la table PersonneActive mais mon soucis c'est qu'il s'enregistre duex et je ne c'est pourquoi.
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Try
If TxtUser.Text = Nothing Or TxtPassWord.Text = Nothing Then
MsgBox("Veuillez renseigner tous les champs", MsgBoxStyle.Exclamation)
Else
If cnx.State = ConnectionState.Closed Then
cnx.Open()
End If
'VERIFER LES ENREGISTREMENTS DANS LA BASE DE DONNEE
'cnx.Open()
Dim searchQuery As String = "select count(*) from Admin WHERE RefAdmin=? and MotDePasse=?"
Dim Command As New OleDbCommand(searchQuery, cnx)
Command.Parameters.AddWithValue("@1", OleDbType.VarChar).Value = TxtUser.Text
Command.Parameters.AddWithValue("@2", OleDbType.VarChar).Value = TxtPassWord.Text
Dim count = Convert.ToInt32(Command.ExecuteScalar())
If (count > 0) Then
MsgBox("Mot de passe validé avec succès'" & TxtUser.Text & "'", MsgBoxStyle.Information)
'DECLARATION DES VARIABLES
Dim motpass, nom, dateactive As String
motpass = TxtPassWord.Text
nom = TxtUser.Text
dateactive = DateAndTime.Now()
Dim insert2 As String = "INSERT INTO [PersonneActive] ([MotPasseActive], [NomActive], [DateActive]) VALUES (@motpass, @nom, @dateactive)"
Using cmd As New OleDbCommand(insert2, cnx)
'cmd.Parameters.AddWithValue("", 1)
cmd.Parameters.AddWithValue("@1", OleDbType.VarChar).Value = TxtPassWord.Text
cmd.Parameters.AddWithValue("@2", OleDbType.VarChar).Value = TxtUser.Text
cmd.Parameters.AddWithValue("@3", OleDbType.VarChar).Value = DateAndTime.Now()
'cmd.Parameters.AddWithValue("@confirmotpass", confirmotpass)
cmd.ExecuteNonQuery()
End Using
TxtUser.Text = ""
TxtPassWord.Text = ""
Me.Hide()
Form1.Show()
Else
MsgBox("Problème avec le mot de passe ou Compte intouvable... Veuillez contacter l'administrateur AGO KOUAME BERTRAND", MsgBoxStyle.Critical)
TxtUser.Text = ""
TxtPassWord.Text = ""
End If
End If
'Dim adapter As New OleDbDataAdapter(Command)
'Dim ds As New DataSet
'Dim table As New DataTable
'adapter.Fill(ds, "CERTIFICAT")
'DataGridView1.DataSource = ds.Tables("CERTIFICAT")
'adapter.Dispose()
Catch ex As Exception
MsgBox(ex.Message)
Finally
cnx.Close()
End Try
End Sub
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i am thinking of developing a restaurant billing system.
here is how my set up going to be.
1 desktop PC(SQLServer) to run SQL server. OS windows server.
2 desktop PCs(Cashier1,Cashier2) for cashiers.
SQLServer, Cashier1 and Cashier2 will be connected to local network(wired)
5 Tablet for waiters to take orders (enter orders to SQLServer). These Tablets will have wifi connections to enter customer orders into SQLServer
bills will be printed from Cashier1 and Cashier2
5 Tablets will be using unique user logins to take orders.
now my question is. will it be too slow or the system will hang when staffs use tablets to take orders?
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Meax wrote: now my question is. will it be too slow or the system will hang when staffs use tablets to take orders? Should work without problems, even on a slow network. It's not like you will be downloading a lot of data for placing an order.
Bastard Programmer from Hell
If you can't read my code, try converting it here[^]
"If you just follow the bacon Eddy, wherever it leads you, then you won't have to think about politics." -- Some Bell.
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my client having doubts. saying that tablets will hang and slow.
currently they are using ipads and running the application by remote desktop.
billing system is installed in a PC and waiters are using ipads via remote desktop to make entries.
at the moment they are facing lot of problems. every now and then their ipads remote access connections gets disconnected. and sometimes even wifi connections are getting lost.
so, i proposed my methodology(explained in the original post). but my client having doubts. saying tablets will face same issue as ipads.
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Don't run it as a remote desktop application. Either have a native app on the tablet, or use a web application.
And if the wifi connections are getting lost, you need to install some wifi boosters. Nothing you can do in your code will solve that.
"These people looked deep within my soul and assigned me a number based on the order in which I joined."
- Homer
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Sounds your client already made up his mind about it, but should be as fast on a tablet as loading the average webpage.
Bastard Programmer from Hell
If you can't read my code, try converting it here[^]
"If you just follow the bacon Eddy, wherever it leads you, then you won't have to think about politics." -- Some Bell.
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Are you going to integrate it with your kitchen and bar ?
Once the order is taken, it should notify the kitchen and bar.
When the server picks up the order, it should perform a timestamp on pickup so you can see how long an order takes to process.
Just a thought.
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kitchen and bar also will be notified.
my client having doubts. saying that tablets will hang and slow.
currently they are using ipads and running the application by remote desktop.
billing system is installed in a PC and waiters are using ipads via remote desktop to make entries.
at the moment they are facing lot of problems. every now and then their ipads remote access connections gets disconnected. and sometimes even wifi connections are getting lost.
so, i proposed my methodology(explained in the original post). but my client having doubts. saying tablets will face same issue as ipads.
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Only one client can use "remote desktop" at a time, AFAIK. Use wi-fi with the tablets. "Food orders" are trivial compared to "side-loading" apps over wi-fi (which works fine). It should be trivial to arrange a demo of a PC, router and tablets.
It was only in wine that he laid down no limit for himself, but he did not allow himself to be confused by it.
― Confucian Analects: Rules of Confucius about his food
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How can i extract the attributes from file using vb.
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I am not English, so please Hello everybody!
forgive the translation!
Tell me please, who can, how do I programmatically (vb, vba) copy ALL the pictures of the DESKTOP icons (Windows 7) into an MS WORD document in about this format:
Icon1 - name Icon1
Icon2 - name Icon2
……………… .-
IconN - name IconN
Or what is the same thing to do a list of C: \ Users \ xxxx \ Desktop directory files in the format:
File Icon1 - file name 1
File Icon 2 - File Name 2
…………………… ..-
File icon N - file name N
Thanks!
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I've been using VB since VB6 almost 20 years ago and have used it to build full blown accounting systems and many other business applications. I have never found it lacking for anything I needed to do but what bugs me is that whenever I read articles about Visual Studio, the focus is on c++ and c# and VB is relegated to footnotes or sometimes entirely forgotten.
Many times I've thought of switching to one of the C based languages but is there actually a reason for me to delve into this?
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C# and VB.NET mostly share the same language features, and, of course, they both have access to the entire .NET Framework.
The problem with VB.NET is it's verbose, and it's currently not really supported by .NET Core 3.x yet. There's console app and unit test support, but nothing for WPF or WinForms, though that is in development.
If I were you, I would pickup C#. It's really not that much different from VB.NET. You already know most of it. You just don't realize it. You get to replace the verbosity with curly braces and semi-colons!
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Dave Kreskowiak wrote: The problem with VB.NET is it's verbose, I actually miss that about VB.NET since I've been doing C# for so long now.
I'd much rather have a bunch of "end"s instead of a bunch of "}"s all strung together.
Social Media - A platform that makes it easier for the crazies to find each other.
Everyone is born right handed. Only the strongest overcome it.
Fight for left-handed rights and hand equality.
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C# and VB.NET can be translated to each other by a machine; it's mostly different keywords in a different order. C# is as C-based as VB.NET is VB6 based; they share stuff, but that's it.
VB.NET is not "underrated", but it is assumed that anyone who does VB.NET can at least "read" C# code, as the used framework is the same.
Chris Nic wrote: but is there actually a reason for me to delve into this? If there's no need for it, you could do it for fun.
GitHub - icsharpcode/CodeConverter: Convert code from C# to VB.NET and vice versa using Roslyn[^]
Has a visual studio extension; you could have VS translate a random page of VB.NET of your current projects to see how the C# equivalent looks.
Bastard Programmer from Hell
If you can't read my code, try converting it here[^]
"If you just follow the bacon Eddy, wherever it leads you, then you won't have to think about politics." -- Some Bell.
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I used to use VB and then VB.Net but most jobs are looking for C# so I switched. The switch was very easy, but part of that was because I started out in Pascal and C to begin with.
I do miss some of the easier things in VB but switching to C# was easy to do.
A lot of developers seem to have a superior view of themselves and C#, likely because of the word "Basic" in VB, but as you said, I never had a business requirement not be able to be met by VB. Years ago I wrote a chat application and chat server that interfaced with an Avaya phone system and did that in VB.
Social Media - A platform that makes it easier for the crazies to find each other.
Everyone is born right handed. Only the strongest overcome it.
Fight for left-handed rights and hand equality.
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ZurdoDev wrote: A lot of developers seem to have a superior view of themselves and C#, likely because of the word "Basic" Most devs' don't seem to understand that C# is a VB, just with different keywords. It is a runtime, like VB, compiles to a p-code, and has a memory manager.
Bastard Programmer from Hell
If you can't read my code, try converting it here[^]
"If you just follow the bacon Eddy, wherever it leads you, then you won't have to think about politics." -- Some Bell.
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Good point.
Social Media - A platform that makes it easier for the crazies to find each other.
Everyone is born right handed. Only the strongest overcome it.
Fight for left-handed rights and hand equality.
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Don't explain that at the coffee-machine though; most C# programmers don't like the idea
Bastard Programmer from Hell
If you can't read my code, try converting it here[^]
"If you just follow the bacon Eddy, wherever it leads you, then you won't have to think about politics." -- Some Bell.
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