20,899 Topics
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| | Hi all, Got a real pain of a problem. Im using vb.net to write a dll for third party software (PreS) that has no COM interface but allows functionality to call DLL's. But it requires an entry point of UserInstruction. I have been doing some research and have found seen … |
| | [COLOR="Green"]I am trying to send email from VB.Net using code posted below in VB 2008 Express, but get one error "Syntax error" and it points to [COLOR="Red"][B]Imports System.Net.Mail[/B][/COLOR]. I also would like to include required by server authentication as well as to make confirmation message box disapear itself after two … |
| | I create a program that need to received some picture using socket programming, and coding for receiving picture is in background worker. PROBLEM : I need to make progress bar to show how much data I have received. my code still error... Help please... here's my code for received data … |
| | What im trying to do is when someone checks a certain amount of items say like 6 then they try and select 7 it removes the 7th then a label says "Too many selections" and ive bin searching for like a day now and couldnt find anything and any help … |
| | hi i am using [B]VB.NET 2003 [/B]and i want to export some data from a microsoft access database into a multidimensional array... how can i do that? i could not find a single example on this...pls help:'( |
| | Hi, I am trying to make a quiz and i want it so, that if you get the correct answer you go to the next form and close the previous one but if not, it will make pop-up box that goes back to the question when pressed OK. Here is … |
| | I want to learn VB or VB.net and want to use for my website (ASP.net) So which language should i learn first which help to create my website and which one is easy to Learn. Waiting for experts replies. Thanks |
| | [CODE]Hello everyone, I am write a program, which have to read an excel file and save it in an access table. The excel file will be upload. The data will be read and saved in an access table named smsbestand. Can anyone one help here is the code: extension = … |
| | Is there a way to increment a datetimepicker's value by 2 hours? I have it set to time only. |
| | Hi, I need to create an EAN-13 Barcode with addon in vb.net... can anybody help me in doing this... Actually i could find some links which showed a way for creating an EAN-13 barcode and but i could not find any with the Addon.. Kindly help Thanks |
| | Dear Friends I worked with VB.NET V 2005 In my project i have using so many sql statements (insert, update..) those working properly In newly i created form i have coded sql insert statement so when i execute it its getting error "Number of query values and destination fields are … |
| | Hi, I am getting an error called 'Data type mismatch in criteria expression'. This only happen when I tried to add an item. Can anyone tell me what is the problem with my code? I am using access database. |
| | Hi guys I've been having difficulties in publishing my project. Actually installing it, I can publish projects but I can't seem to install it. Everytime I publish it this error pops out: [B]Application validation did not succeed. Unable to continue.[/B] Here's the rest of the errors when I click the … |
| | How i store and retrieve office files(.ppt,.doc,.html,.xls) & pdf in sqlexpress 2005 using vs.net 2008. Please Send me the steps in details. [B]Please give the answer in vb.net code (except asp.net or c++, java etc)[/B] |
 | Hi all, just started working on .NET...:) I was making a MDI app with vb.NET and SAPI i used System.speech.recognition namespace and SpeechRecognizer element.. working for single doc.. bt when i go for new form with same giving [B]An error occurred creating the form. See Exception.InnerException for details. The error … |
| | Hey Every body ! How do you write a custom class to instantiate aTabpage control with some tabpages containing user drawn controls in them.The class should find a place in a library.  |
| | My App updates two tables at once(username from accounts and orders), but if second tables does not contain the same record(no orders) then it only updates first table(accounts) This code works, but I am trying to merge them into a single string [CODE=vb] ' Multi: True = Update Both Tables … |
| | Hi.. I want to access contacts from outlook 2007 by using VB.NET. How can I do it ? Tell me some basic step and procedure... |
| | this is products.vb code file [CODE]Imports Microsoft.VisualBasic Imports System.Data.SqlClient ' Use the unique namespace for this application Namespace Proj06Web ' ' Name the Class Public Class Products Function GetAllCategories() As SqlDataReader ' Get all products as return a dataset to the caller ' uses sp_Get_Products stored proc to return all … |
| | this is my code [CODE] If Me.txtOldPassword.Text = pwd Then Dim oledbcom1 As New OleDb.OleDbCommand oledbcom1.CommandText = "Update login Set password = ?" oledbcom1.Connection = oledbcon oledbcom1.Parameters.Add("?", OleDb.OleDbType.VarChar) oledbcom1.Parameters(0).Value = Me.txtNewPassword.Text.Trim oledbcom1.ExecuteNonQuery() oledbcon.Close() end if [/CODE] |
| | How i access vs.net project using sql express 2005, From Multiple Pc. Tell me about the process in details to make access the project in a server network. Please Help me. |
| | Hi I am trying to embed an excel document into my application because I want to open it in excel and copy it to a new workbook. How do I embed the excel file? I'm betting I have to convert it to a resource, but I don't know how to … |
| | I have created a very long code on my app for checking if a record exist then insert. Is it possible for a single SQLString to check if records exist then update or insert? Sorta like [CODE] IF NOT EXISTS (SELECT column1 FROM table WHERE column1 = [COLOR="Red"]'sample1'[/COLOR]) THEN (INSERT … |
| | hi ol, i m developing a sotware where i wanna filter a column in data grid with multiple string values. eg: column1 should display string1 value or string2 value or both.. im putting those stings in a list box and when i click a button those listed values should be … |
| | After all the next next work, i reach the Install button and when i click on install it says "TITLE: Microsoft SQL Server 2005 Setup ------------------------------ Could not find a package to install on the installation media." How to solve this problem.. |
| | hello, I have asp.net application.In that application i got SMS code for sending sms from my company.The code is in VB.net. I just want to call the sendsms() method which in Vb.net page.. How should i call dis method...??? |
| | MySQL Does not UPDATE second column. [CODE=vb] SQL = "UPDATE sampletable SET column1 = 'C1sample1'" & _ ",column2 ='C2sample1'" & _ "WHERE column2 = 'C2sample1'" [/CODE] |
| | hi....tell me hw to do add any date field to ms access using vb.net. i'm created ms access database field date/time datatype but can't add records to database,. how to get system date without time in vb.net....... |
| | I am currently working on my final year project and i researching into building an Information system with SQL as database and ASP.Net as an interface? I just want to know if VB6 has the capabilities of been used as a tool to develop an Information system, integrating SQL and … |
| | is it possible to run vb program without installing vb ??? if it possible, how it work ??? thanks... |
| | Hi all I am creating an app that utilises and MS Access back end and queries it quite a bit at various times. What I would like to do is bring in an entire table and then query the row(s) i want as I need them. This is what I … |
| | pls i need to call a private sub from another private sub.i.e calling dgrid_cellclick from del_click with the sender and e parameters [code]Private Sub Dgrid_Cellclick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles Dgrid.CellClick Dim i, j As Integer i = e.RowIndex j = e.ColumnIndex If (Dgrid.Item(0, i).Value) Then TextBox2.Text …  |
| | How do you return multiple values in a function? |
| | I want to make a hardcopy at runtime of my active form like this [CODE]PrintForm1.Print(Me, PrintForm.PrintOption.FullWindow)[/CODE] It Prints , but i cant get the printer to rescale the screen to fit on one A4 Does anyone knows how to make the screen fit on the page ? |
| | My App edits data on a listview, by clicking on a row then clicking the edit button btnEdit. [CODE=vb] Dim PrimaryKey as String Private Sub ListView1_MouseDoubleClicklstSearch.MouseClick With .SelectedItems(0) PrimaryKey = .SubItems(0).Text End With End Sub Private Sub btnEdit_Click If ListView1.SelectedItems.Count > 0 Then ' Show dialog box Else MsgBox("Select First") … |
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| | Hi all, I am doing a simple application which is to create a register form which I am not quite sure. To stored the data, I am using the MS Access. Hope that anyone could help me. Thanks Regards LiL_Is |
| | Hello, I am trying to read the contents of a text file from a website. I am running Visual Basic 6 (SP6). I need to add this code to an existing application written in VB6, so VB.NET is out. The file I want to read is on our website. It … |
| | I have a file which should contain only numeric data. Sometimes, i notice that junk characters or some alpha chars coming in the file. I want to write a script which would delete those unwanted characters and give me only those numbers. It would be better if i could copy … |
 | Hi all! I'm trying to create search criteria for searching my sql server database. It selects the correct data when you select an option to search by; however i'm trying to make it so that if nothing is selected in an option it selects all data. the code i'm using … |
| | Public Sub ValidateID(ByVal IDno As String) Dim a As Integer = 0 For i As Integer = 0 To 5 a += CInt(ID.Substring(i * 2, 1)) Next Dim b As Integer = 0 For i As Integer = 0 To 5 b = b * 10 + CInt(ID.Substring(2 * i … |
| | hii to all..i am currently completing my b.e in I.T. and for final year project i have selected to design a voice driven application for a cafeteria whr customers could book their orders on a pc placed at corner with help of their voice.I am aware that such an application … |
| | Hi, I'm trying to change the button backcolor once the Done event is completed. But it didn't work.. [CODE] Public Event Done() Private Sub checkinput() 'Port = ReceivedString.Split("&") 'For i = 0 To UBound(Port) 'Debug.Print("Port: " + Port(i)) 'Next i RaiseEvent Done() End Sub Private Sub changecolor() Handles Me.Done RD6.BackColor … |
| | When we run a program and if the program is having a error...then we a popup message saying that there is a error in ur program.... The error message has a option of "Dont Show this message next time" I have enabled the Dont show me error message next time. … |
| | Right away, Im fairly new to vb.net. Is there a way to have a local db cache that will use a connection string saved in settings? IE: program obviously has a central db remote computers will sync with when connected. can I save the connection string in the program settings … |
| | This may seem like an easy question, but I am new to vb and though I have searched and searched I have come up empty. What I am trying to do is create a piece of software that will give users access to certain things based on their level. almost … |
| | I received this error whenever I update an int(3) type field. [B]Error: 438 public member close on type integer not found[/B] This is my code [CODE=vb] conn.ConnectionString = "server=localhost;user id=root;password=;database=test" SQL = "UPDATE testTable SET int = 1 WHERE Name= 'Bob'" Try Dim myData With myCommand .Connection = conn .CommandText … |
| | Basically what I want is to have the timer be reset back to 3 sec once the [COLOR="red"][B]Reset button[/B][/COLOR] is clicked. Preferably, I want the code to be in the same sub as the timer, though any better ideas are most welcomed. I've already put in comments where i want … |
 | the idea of what i want to do is to display the cpu temperature in a label that will refresh through a timer. i have search several sites including this one that do have the code and how to do it, but then my problem is that several items are … |
| | Hi everyone. I am pretty new to Visual Studio .NET and would love to use it. I can understand most of the coding syntaxs in VB. Currently I dont know where to start using VB .NET. Anyone who can help me show me a bit of a highlight where to … |
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