19,728 Topics
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| | i have a problem.. please help me..I have only one combo box and i want my combo box to have its value and i want to get it's value from my database??? how can i get that?? please help me to do this. thanks. here is my code please help … |
| | Hi I was programming a 2D scroller game in VB.net, but am having problems with collision. I spent ages thinking how to program collision into my program, but haven’t gotten a good result yet. Basically, my game takes numbers from a notepad file and draws tiles on the screen based … |
| | i am developing an application where i have to break a stream of numbers which are in .txt file and save it into access database.I need to know how to do this in visual basic.I have created a database at runtime and also created table with required fields but am …  |
| | i am creating an app where in user selects database from the dialogbox.I have assign datasource=commondialog1.Filename to give path and name but its not working.Please help!!!!!!! |
| | Drag treeview named TreeView1, textbox named TextBox1, button named Button1. I m adding nodes programmatically. Select the node,Enter text in TextBox1 & then click on Button1 to add the node. Mine code is doing this, I want that when the user add nodes it automatically sorts. Suppose user selects All(node) … |
 | hi i'm designing a management system using visual studio 2008 and i'm using a local database(.sdf). i'm kinda new at vb.net and from wat i've read, i need to design a dataset that connects to the database. i defined my tables in the dataset and the.sdf database, my problem is … |
| | Hi! I am creating a windows service. I want to know that , is there any other way to install windows service than using installutil.exe ? I don't want to install my windows service on client's machine using command prompt. Better way if I can install it using setup. Thanks … |
| | Hi Alls, I need your help regarding crystal report....i have access database, application form,crystal report.rpt......the application form i build it with VB.net..... Crystal Report already done...but i need to link data into it and print...Assume i keep in the data like student id , name into Application form..then i need …  |
| | Greetings, I'm writing an application for membership maintenance, part of this is to record if a member is [B]deceased[/B]. The data is stored in an [B]access 2007 [/B]database ([B]accdb[/B]), the deceased field being of '[B]Yes/No[/B]' datatype with no default value. In Access I can write SQL to retrieve rows where … |
 | hi! I have 2 pcs in LAN, I wish to create a vb.net application in one of the pcs which displays a button on clickling which I can run any application on the conncted pc screen. How do I do this???? This is really urgent, plz reply soon................Thanks |
| | Hi, I am using VS .Net 2003. I had created the Crystal Reports and running on machine fine. Now i want to create setup using InstallShield to deploy it at client side. I had included dll's for Crystal Reports in my project. But when i include that dll in setup … |
| | Hi all. I need help to write a code which will count the number of words of 3 syllables. I've been able to write the code for counting number of words, and counting number of syllables in a text. However I have tried and written a code for the above … |
| | Hi I want to write program , part of this program show to me form , this form has multiple picture Box and when I click on picture Box ,the program will show small form that it show information by label this form takes information from Dinamic array(the user determine … |
| | Hi all, I have a program which connects to sql and uses crystal reports. I have many records and crystal reports takes a while to load up. Would multi threading help improve performance? Here is my code: [code]Private Sub EmpLog_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Dim … |
| | I'm currently building a VB.net Application and I'm having a problem on reading out records to use in making another record or for computations. For example: table A records will be read and will compute an output to be saved on table B. Tried to use reader on this but … |
| | I m selecting the folder & playing all the files in the media player, of that folder. As u know folder contains all types of files including text,zip,image & so on. So I want that when URL that is assigned to Media Player is .txt,then i assign any default image … |
| | I have tried Private Sub btnUpdate_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUpdate.Click Try Me.BindingContext(DataSet11, "wtab").EndCurrentEdit() Me.OleDbDataAdapter1.Update(DataSet11) end sub AND ASLO TRIED Dim Row As DataRow Row = Me.DataSet11.Tables("wtab").NewRow() Row.Item(0) = TextBox1.Text Row.Item(1) = TextBox2.Text Row.Item(2) = TextBox3.Text Row.Item(3) = ComboBox1.Text Row.Item(4) = ComboBox2.Text Me.DataSet11.Tables("e").Rows.Add(Row) Me.OleDbDataAdapter1.Update(DataSet11, "wtab") BUT … |
| | Hi All, How to add a [b]candidate key[/b] in a table in SQl?? Please Help. Thanks. |
| | Hi, In vb.net2008 if we want to disable/enable the groupbox as per condition.Then how its possible when we used save button.how its insert into database.following is the code: Imports System.Data.OleDb Public Class addcust Dim da As OleDbDataAdapter Dim ds As DataSet Dim cmd As OleDbCommand Dim cmd1 As OleDbCommand Dim … |
| | sir/madam, if u can tell me a testing tool for .Net at a lesser price forward ur reply to this mail id. |
| | Hi, I need to try AJAX in my future Applications. Can anyone here help me with use of ajax, advantages, need of ajax. and it would be very appreciable if anyone can help with simple example of ajax using asp.net 2.0 (vb) and sql server 2k. thanks, Nitsy... |
| | hi Is there any way of making the input to a inputbox show as astrix? Im entring a password and dont want it to be shown on the screen. Any suggestions would be great. Thankyou! |
| | Private Sub btnUpdate_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUpdate.Click Try ''''''''''''''''''''''''''''''''''''''''''''' Me.BindingContext(Me.DataSet11, "wtab").EndCurrentEdit() Me.OleDbDataAdapter1.Update(Me.DataSet11, "wtab") Catch End Try End Sub Private Sub btnAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnAdd.Click Me.BindingContext(DataSet11, "wtab").AddNew() ''adding new record/row to the table MsgBox("Successfully Inserted") End Sub |
| | I want to validate a textbox so that only numeric values can be inserted in to it. This validation should done while user enters the values. For example. Consider following keys had been pressed in a sequence 12345abcd678 only numeric values should appear in the textbox so value which should … |
| | Helo every one i m trying to update record to ms database using vb.net. but i m getting error message. pls help me where i made mistake. here is my code. [code] Dim da As New OleDb.OleDbDataAdapter("SELECT * From tblCustomer", strPath) Dim cb As New OleDb.OleDbCommandBuilder(da) Dim ds As New … |
| | i have a website uploaded at server and when i run that site (on click of add to cart button) it gives error SERVER APPLICATION UNAVAILABLE so can u help me whats the problem is |
| | Hi all, I'm hanged out with my application.,I 've a form in that when i click submit button,I want to enter the details from the textboxes in the form to a dataset table.I did it,but the problem is that I want to add multiple rows in that datatable(at runtime).Also I … |
| | hi i am trying to create a application for doctors n have to enter all the information regarding the patients i am using access as the database n nw the problem is tat the doc is supposed to save the patient details n when he opens it again he shld … |
| | Hi guys, i want to set virtual memory to System Managed size option through wmi in vb.net. can any one tell me the class name to do this in wmi or wmi query to set system manageg size for virtual memroy? |
| | Hi All, In the below code I take a string and split it, then assign it to a "Label" object. On my computer it works great but when I "Publish web site" I recieve the .NET error messages "Object reference not set to an instance of an object" and "Index … |
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