20,278 Topics
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| | Hi, im working on my college library management system created by someone i dont know, the problem is the changes i"ve made has no effect on the output whenever i run this application, i think the person who have developed that application has locked the code and prevented it from …  |
| | Hi! I have som auto generated (from xsd file, xsd.exe is used) Partial classes. On of the properties is an arry, her is the code: [Code] Partial Public Class Betaleregrp4900 Private oversiktOverBetaleregrp4899Field() As OversiktOverBetaleregrp4899 Private betalingTotaldatadef21821Field As BetalingTotaldatadef21821 Private betalerAntalldatadef21822Field As BetalerAntalldatadef21822 Private gruppeidField As String Public Sub New() MyBase.New … |
| | I have webrowser in my project..Suppose i open google..I want to drag the google image,can somebody tell me how how to get the URL of the image,so dat i can download it from the net... |
| | After creating a datasource and generating a dataset, my database has changed. How can I "refresh" the dataset so it sees these changes. One Method I have been able to do is delete the .xsd file from soultion explorer. There go my modified queries & code. Another method tried was … |
| | Helllo people I am trying to use vb.net to update an Excel spread sheet.I was doing well until I tried to output the contents of the cells in an input box.Apparently there is a problem with converting the data to type String so that the input box can output it.This …  |
| | Hi Im writing in visual studio 2008 in VB.net I last porgrammend in VB 6 need help to connect to oracle 11g Database Xavier |
| | Hi Alls, I got problem here to check whether the value in listbox more than one or already exist....I already do this code but it just check existing value only not count if it more than that,,,,anyone can show me the way plz... |
| | i got some vb.net application.. when i try to run, got error out Font "Arial" does not sapport style "Regular" can anyone tell me why be like this? |
| | Hi guys, i am facing a problem which is i need to create a dynamic gridview control and i need to add eventhandler for this gridview. Therefore, how i add the event? |
| | I would like to get assistance on how to retrieve data from MS SQL database to view it on a listbox.In my db i have two columns. |
| | Hi, I am writing a VB.NET application, and I'm having a little trouble writing to the database (via ODBC). I can read from it perfectly well, but when I send an "UPDATE" command via ExecuteNonQuery(), I get a "System Error". Can someone help Identify the problem, or maybe propose alternatives? … |
| | Hi guys, I writing this vb.net app using an mdi form. I want to be able to use ctrl+z and ctrl+y in my forms' controls. This is not working by default, allthough I read that it should. What could be the problem here? I do not have any code in … |
| | Hi, i hav converted a C# code for text justification to vb.net. When i use this code, bydefault cursor position position sets to left side of rtb even if i set righttoleft property true b4 text justification. I need to change this code so that after text justification, cursor remains … |
| | newbie help needed im new to asp.net (vb) can anyone help me ive written some code (see below) to pull some vars from a string in the url i needed to send these to a mssql database any ideas how i do this, any code would be much appreciated thanks, … |
| | I am a beginner in VB 2008 and MS SQL Server 2005. How can I connect my vb app into a database in SQL Server? Any help is greatly appreciated.  |
| | [CODE]Imports System.Data.SqlClient Public Class Form3 Dim con As SqlConnection Dim cmd As SqlCommand Dim dr As SqlDataReader Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click con = New SqlConnection("uid=sa;pwd=igiat;database=harsha1") cmd = New SqlCommand("select * from student") con.open() dr = cmd.ExecuteReader() While (dr.Read()) If dr(0).ToString() = TextBox1.Text … |
| | Hi i am developing vb.net software. i have one problem ( The company have number of steels in different size on stock, one customer need 10 steels in different size how to cut the 10 steel from stock with minimum waste. Thanks  |
| | Im trying to inject my vb.net dll into the notepad process to hook one of its functions. Now it seems i face two problems.... GetProcAddress returns 0 (it also does if i call that function via c++ dll) Its might be Vista? anyway next problem is that i want to … |
| | Hi guys, After figuring out the update data to listview in another post, I have this problem with my textbox I have a textbox that allows the user to enter a certain number, when that textbox has lostfocus(as i have currently set) it will check the database and retrieve the … |
| | hi i need two dimensional cutting algorithm with sample code (vb,vb.net or c) pls any one help me. thanks |
| | hello world my first post here i found a vb script that send ur network ip to a gmail account through google smtp the problem is : it only send the network ip :( need someone can help in this to correct the codes to send my real internet ip … |
| | I want to lock the folder.I have found the code,but its not helpful [url]http://www.codeproject.com/KB/files/Unique_Folder_Protection.aspx[/url] Suppose mine foldername is sonia ,In the codeProject code,he is renaming the folder to sonia.{2559a1f2-21d7-11d4-bdaf-00c04f60b9f0} & password is set & that password is written to xml file in the folder sonia only...next time when we double … |
| | Hi friends, i want to query from excel data(sheet1) and create pivot table in sheet2 and copy that pivot table into .net data table. Is it possible? if yes, plz tell me how to do this? For example my query is "select productname, cost from sheet1" then from query output … |
| | Hi Professionals, I am working on a mass emailing program. I can send mass email successfully. My question is how do i add attachments? i have a label(lblAttachment), a textbox(txtAttachment) and a button(btnBrowse) on the attachment row. Here are my codes for the form:- Please advise. Thank you in advance. … |
| | Hey all, I have a listbox, textbox, and search button on my form. I am populating my listbox with data from a sql database. I need to be able to seach my listbox and filter it. Here is what I have so far: [code] Sub RefreshListBox() Dim DSDept As New … |
| | I have been using VB.NET for a while now, and I can make a ton of things. But for some reason, I can't connect to SQL. I use SQL 2008 express, and Visual Basic 2008 express(will soon get Visual studio :)) So, I go to add a database, I enter … |
| | Does anyone know if you can use HttpWebRequest in a Windows Service? I have a small app that checks an IP, works perfectly as a Forms App but does nothing when I convert it too a service. Heres my code: [CODE]Imports System.Net Imports System.IO Public Class Service1 'declare timer Private … |
| | I am studying vb.net and am trying to develop a data access program I am getting the following error when I try to add a new record to the dataset. Any help would be great error " Input string was not in correct format. Could not store<LinenIndex> in LinenItemsID colomn … |
| | hi i am developing a software using vb.net 2005. i have problem calculating steel cut process. one company have 10 quantity of steel in different size, the company going to sale 3 quantity of steel in different size. my question is how to cut 3 quantity of steel from stock(10 …  |
| | Hi, Currently having troubles in adding data to the listview i have created. It actually will add the first set of data to both the database and listview, but when i try to add a second lot of data it displays the error message that I have setup. Also how … |
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