20,899 Topics
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| | i want to do back up for my project.............. and to copy the database from d:\ drive which uses it as default .... to other location |
| | Hey Guys, Im not so good at VB.NET , and ive been learning for about 3 months. I would really appreciate it if you guys would help me tackle this problem down. Well , im helping a school run a Spelling Bee aimed at children in year 7. And to …  |
 | Salam... I need to get value that has been selected from combobox .. the values in combobox is taken from column's contents of one of tabel in database..so once i write if x=combobox.selectedvalue..i got error that i Additional information: Operator is not valid for type 'DataRowView' and string |
| | hi, to all will you provide some real good example on backgroundworker control in vb.net for doing some process in background for ex a reading a doc file in textbox by using backgroundworker in vb.net |
| | Hi All, I'm a newbie to VB.net can anyone have any tips or guide or tutorial to learn the VB.net?? Please guide or help me. Thank in advance |
| | Hej i am trying to create a simple game as homework from my school. now i just stuck on one stage. see the picture on this link how it looks like. [URL="http://jobbalert.se/"]http://jobbalert.se/[/URL] i have created a module here is the code for module file [CODE] Module Module1 Public Sub bknapper() … |
| | Hi all, I have a requirement as follows, I have to display a list of datas in to a list box in button click functionality. When i click the button, values should be fetched from database table and loaded in to the list box. for example: the database table has …  |
| | hey everyone i have a problem with attaching sql server database to an installer file. i dont know how to do it. i tried searching the internet but i cant understand anything please help me im a noob hahaha anyway tnx in advance |
| | Can somebody help me with the code to read file names from a folder? curretnly i'm using the below code. Dim files() As String files = System.IO.Directory.GetFiles("c:\myfolder") this is not working please help me. |
| | I use VB .NET 2002 (academic version) I have created an MS Access database to be populated with vaules extracted from dBase files. Some numerical values can be null - ie where no data was recorded in the dBase file. Relevant field properties in MS Access mdb table are set … |
| | i've created a program which will compare 2 richtextboxes;where will highlight the line error in both richtexbox.the programme can be run;but the last line doesnt being highlight...e.g: there are 6 errors,but only 5 errors being highlighted,and the sixth line cannot be highlighted.does someone know where my mistakes are?below is my … |
| | Using VB.NET write a program that can calculate the grade of a student based on his or her marks in five subjects as input according to the following rules: •Grade A: For average between 100 and 80 (inclusive) •Grade B: For average between 79 and 65 (inclusive) •Grade C: For … |
| | Sir, I am using 3 textbox and one listbox. I am successfully retrieve the data into listbox i want that item selected in a listbox enter the data by textbox once the value input into through text box that the selected item of a listbox will change the back color … |
| | I have a folder inside there will be my program. and a .ini file in other folder. Example New Folder/My .EXE HERE New Folder/Lol1/Lol2/Test.ini How i make the program to get the current directory? i have this [code] Dim sPath As String Private Sub Form1_Load(ByVal sender As System.Object, ByVal e … |
| | Lets say that you are working on a program such like Notepad, for instance. You want to make a Ctrl+S key event to save your work. This is the ONLY way I have found out that does not cause any conflictions at all. In the KeyUp Sub of, leys say, … |
| | Hello All, I am currently developing an application in VB.net that opens up a web document via Web Browser Control, parses the HTML, and sends back the data I need. This is not a problem. However, one of the sites requires basic authorization to access. I know the following code … |
| | Javascript is not recognising any of the hidden variables on this web form. It simply reports them to be null. I tried declaring a new variable without "runat=server". No luck. <html> <head> <script language="javascript"> function Print() { alert(document.getElementById('hdnMyHidden')); alert(document.getElementById('hdnMyHidden').value); var strmyCodes = document.getElementById("hdnmyCode").value; var strmyDesc = document.Form1.hdnmyCode.value; alert(strmyCodes); alert(strmyDesc); alert('hello … |
| | I am writing a program for someone that takes a word document and turns it into an xml document. The program works completely, except that when I write all of the information to an xml document only half of the document actually gets written. Then I get the following error: … |
 | I have created a encryptor/decryptor that allows you to encrypt/decrypt text in a textbox, or a file. The basis of the system is to allow a user to thoroughly protect data within their system. Is there anyone that would be willing to test the program? |
| | hello I would like to create a subroutine, so that I don't have to repeat the code. I have different labels on a form in which when the user clicks on them it hides the second form and show the third form for now I have this code for every … |
| | hi there everybody! if you are using a gsm modem use at commands to send and receive message or have a dll that can send and receive messages! if you found some codes please do inform me at <<Email Snipped>>. i have created a program to send and recieve messages … |
| | Hi there, I’m having some trouble to construct a Master-Details form. When I navigate through each record on the master nothing happens on the details. This is so even if there exit a relation between the two tables in the database and in the dataset between the data table. Can … |
| | I have a simple web application with a login page. I am now adding authentication to code that already checks username and password in a database; I use Forms Authentication to write a cookie with an authentication ticket (if that's the right term) to enable a user to access pages … |
 | Hey, I want to get the user's approximate location (down to like a 1km radius) by their IP. Is this possible in VB Express 2008? |
| | I want to insert,update,delete,select using dataset in vb.net |
| | [CODE]Private Sub DataGrid1_MouseUp(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Dim t As DataTable Dim rc As Integer Dim r As DataRow rc = DataGrid1.CurrentRowIndex getemp (rc) End Sub[/CODE] a messagebox appear that show user-defined type not defined i had try another code but it still same error.. i'm using … |
| | Hi, I need a delivery report when the sms was send. Which AT Command is used to enable the sms deliver report. Awaiting for your replies..... |
| | Sir, While I am running the project the cursor is blinking in the first name textbox then i am press the tab button then it is move to middle name textbox and then lastname and company name but when I am press after company name then it will jump to … |
| | Hi everyone:cool:, I'm new in this forum. This is my first post. Can you guys give me any idea about adding a grid control into a combobox (Windows Application)? While developing desktop applications with C# I felt many times that it would be preety good and very useful to have … |
 | i get an "This SqlTransaction has completed; it is no longer usable." error everytime i run my code: the main code [CODE=vb.net] If DBOpen() = True Then Try 'begin transaction BeginTranscation("Clearance") 'receipt CallSP("InsertReceipt") InsertParam("@ORNo", Trim(txtOR.Text)) InsertParam("@FACode", "***") InsertParam("@Amount", txtAmount.Text) InsertParam("@Nature", "Business Clearance") InsertParam("@PaymentType", "Cash") InsertParam("@DateIssued", dateDocIssue.Text) ExecSP() 'document CallSP("InsertDocument") InsertParam("@PersonID", … |
| | i want to put multiple instances of sqldataadapter into a single transaction. how can i accomplish this? |
| | i want to know how to creat a program in vb.net about fibonacci series plzzzzzzzzzzz help me |
| | im in new in the vb.net so i need small projects with coding |
| | [b]Thread Split - [url]http://www.daniweb.com/forums/thread48869.html[/url] [/b] Oh balls I posted this on the wrong thread. It should have gone here. If it is considered spam feel free to delete one of these posts (preferably the other one) but when I was looking for a solution I couldn't find one so figure … |
| | Hi, This works every other time. I'm trying to send data to a web page. When I click on button2 nothing happens. click again and the data shows up on the web page. click nothing, click data. What am I doing wrong? The form is a pannel (dock=top) and webrowser … |
| | hi.. I've created a Point of Sales(POS) system which will link to microsoft access and now I'm trying to create a mobile apps tht will be use in PDA to link to my POS system and access which is my database. Any idea of what type of method i should … |
| | Hi.. Can somebody please advice me on how to set a powerpoint presentation as the powerpoint.application.activepresentation? In the program below, when the form is loading, it will open 2 powerpoint files (Test1.ppt and Test2.ppt). After Test2.ppt is opened, it will be the activepresentation because it is opened last. What I … |
| | Hi, I've done a vb.net program. The program basically uses few reference for example system.io etc.. In order for my program to run on another computer, the computer need to have .net framework 2.0 installed.. Instead of installing the whole framework, can I just pack the references I used in … |
| | Hello guys Please help me about this error. When i hit the save button it gives me error "failed to convert parameter value from a string to decimal". Here is my code [CODE] Dim cnSQL As New SqlConnection(con) cnSQL.Open() Dim cmd As SqlCommand = cnSQL.CreateCommand() cmd.CommandType = CommandType.StoredProcedure cmd.CommandText = …  |
| | hi everyone. am new to vb.net codings and all that and i have a project to submit. I would like to know the coding behind incrementing a progress bar using a timer. please help. |
| | Hello, In this situation, my application can connect to the MSSQL server in one of two ways; via a direct TCP/IP connection (WAN) (IP's filtered using RRAS in 2003 Server) or via a VPN connection. The application will first try to open the connection using the WAN connection string and … |
| | How can I connect to sql server via network by using vb.net. |
| | Numbers Only Textbox Dear Programmers I want to make a routine named “NumberOnly” [CODE]Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress ‘Here I want to call the function as Numbersonly End sub[/CODE] All textboxes must accept numbers data on which I call this routine Supose I … |
 | How to make a combo box read only ? N wat is the code to deactivate it ? |
| | I need to use a DropDownList in my application made in VB.Net where I can select multiple values from the List. Please help me out.. thanks |
| | hai, I want to enter datas in datagridview and wants to move to next cell using enter key. When i reached last column i want to add new row. How can i do this. Please write code in VB.net |
| | I have a datagridview thats bounded to a db and bindingNavigator that has Add/Delete/Save buttons. When I select a row and delete it, the row gets deleted from the datagridview, but when I restart the application, it doesn't get physically deleted from the database. Search suggests putting this code inside … |
| | I'm trying to a open a connection to a local database and no matter what I try it just won't work (I'm pretty new to SQL Server and VB for that matter) I tried using 'sqlconnection' with different connection strings but none of them worked or gave me any useful … |
| | hi, i am doing on online railway reservation projet in vb.net. I have taken train scheduling in which i have to specify routes of all the stations which are coming in between source and destination.routes are specified in rows and columns.But i do not understand how i specified routes in …  |
| | I don't have any experiance in this part so I really need someone's help to get start. I have setup for my application in VB.NET...what i need to do (want to do) is next... -create/restore a database that I use for that application (I have database in MSSQL). Maybe I … |
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