20,284 Topics
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 | hello guys, This is my problem for example. My program is on my computer the image location of my picture is on my computer then i want to debug my program into other computer but the picture is not appear because the location path is changed this is my code …  |
| | I am working on a project in which i do some calculations for products and produce some end results then browse an excel file containing reference value for the products, but now i require that if a particular product is not found, that product should be automatically added to the … |
| | I am trying to populate combobox from access database but not geting populated only message 1 is displayed message 2 ,3 & 4 are not displayed, nither any eror is shown ------------------------------------ Imports System.Data.OleDb Public Class FrmPlPostCodeNl Public acsconn As New OleDb.OleDbConnection Public acsdr As OleDbDataReader Public strSql As String … |
| | Hi guys I've been making a simple program using arrays and would like to add a function for a password instead of it being stored in one chunk of my button code. I'm not real good at functions yet and was wondering if someone could help me out. My code … |
 | hi.. i maked small application. it work my machine well. but i tried to install it to other pc whic has win7 64bit. it got error when run applicantion ( setup installed whitout error) **"error error microsoft.ace.oledb.12.0 provider is not registered"** How i fix error and can i know how … |
| | I have created a datagridview on a vb.nt form with drug_id,brand_name,date_made,date_expired as columns and i want to get a vb.net procedure or vb.net code that will insert the data on the datagridview to my Access database when i click insert button on the form.My database contains int_id column which is …  |
 | here is my code: this is my select query where I concatenated the firstname, lastname, and middle initial..(and display it on the data grid) Private Sub DisplayListOfPosition() query = "SELECT profNo as 'No', CONCAT(profFName,', ', profLName, ' ', profMI,'.') as 'Name', profAddress as 'Address', gender as 'Gender' FROM tbl_professor_bs" FillDBGrid(query, … |
| | I'm following a [tutorial](http://www.codeproject.com/Articles/16951/Populating-data-from-a-CSV-file-to-a-DataGridView), which was going great, until I actually ran the project and got an error: > No row can be added to a DataGridView control that does not have columns. Columns must be added first. this error occured at: Me.DataGridView1.Rows.Add(Splitline) I've searched all over but can't find … |
| | Can anyone know how to set the Crystal Report path as App.path. Because in my project, the report path in **LocalDisk(D:)**. I copy the debug folder to another computer with only one **LocalDisk(C:)**. It display error. So i need the reports in app path. How i perform this? |
| | I need to develop a Geodetic Application for Transformation Parameters determination. At this stage, I am in need of a matrix class/functions which could assist me out in the process. I am in need of this as developing my own class to handle matrix operation is the problem. Can anyone … |
 | These files'print new.exe.config' and 'print new.vshost.exe.config' are created Automatically after Restart my system(Not Properly Shutdown).After open the project and run.It shows Error Like 'MY ATTACHMENT' |
| | Hi all! I'm stuck somewhere with starting a process from vb.net. I want to start a mysqldump process from my vb.net. This code works perfect if I run it from windows command prompt: "C:\Program Files\MySQL\MySQL Server 5.5\bin\mysqldump.exe" --user=root --password=mypassword --host=localhost --port=3306 --database sakila > "C:\backup\sakilabackup.sql""" Then I took it to … |
| | Hello. Could somebody explain why this code snippet is not working? The arrow (<----) points to where it's going wrong. It goes wrong when building, with the error of: "An error occurred creating the form. See Exception.InnerException for details. The error is: Index was out of range. Must be non-negative …  |
 | Hi Im working with a project, simple IM for our office... I have a Table in sql with column Status, if a user opens this application, the status column changes from 0 to 1, if it closes this app, the status turn back to 0. On my form load event, … |
| | Hi to all, I need to print a form in vb.net,but the problem is my form size is 1382, 784.If i print a form means it cuts other side..Any idea or reference link to print a form in full size are appreciated. |
 | Group, I've learned to find the index number of a specific character within a string by writing dIndex = myText.IndexOf("|") Obviously, this start counting left to right. But I'd like to do the same but start counting from the right side of the string to the left to find the … |
 | hi, i m new to programming and i m trying to create a setup and deployment package for database application. after sucessfully creating setup, when i install it on my system, i m getting a error. i changed the permissions of the installed application folder, and it workd fine. is … |
| | Hey Folks I've created a template and storyboard that applies to all buttons in my application. When you click the button, it drops to the right and down a bit, then snaps back up. The problem is, when I handle the click in code, it executes before (or during?) the … |
| | I was able to store the PDF. Now the issue is retreving the correct version of the PDF. I am storing it with the data fields filled in;however, upon retrevial the fields are blank. Dim reader As System.Data.SqlClient.SqlDataReader = Local_Command.ExecuteReader() Dim buffer(100000) As Byte Dim data As Byte() While reader.Read …  |
 | I have a form with nothing but a combobox and go button. The combobox is populated by the "Name" field in the table. What I want to do, is populate text fields on a new form with the rest of the information in the table, based on what selected in …  |
| | How to create array textboxes in Tab page. From Input Box user will change TextBox Count and Tab Page count |
| | I am using gridview to load the data from the database. I have done correctly with databind. But this time i am trying to display data by filling the values of cells in rows... My code is like this:- Public Sub grid_init() dim index_flag as integer = 0 curr_user = … |
| | Hi, All, I am just wondering is this is doable. I've tried searching it in google but still no luck. I want to merge my 2 CSV files by column. For example: File: coded.csv "Header A","Header B","Header C" "Data A","Data B","Data C" "Data A","Data B","Data C" "Data A","Data B","Data C" … |
 | visualbasic assignment how to draw a multicolored worm! pliz help  |
| | Dim pdf As String Dim pdfByteArray As Byte() ' Dim lLenPdf As Integer = Len("C:\file.pdf") Dim mypdf(100000)() As Byte Dim numBytes As Long = pdfFile.Length ' Dim data As Byte() = System.IO.File.ReadAllBytes("C:\file.pdf") myInitialBytes.Add(New Byte() {&H0, &H25}) StoredProc….. SQL Connection code…. Dim Local_Connection As New _ Local_Connection.Open() Local_Command.CommandText = "Insertpdf" Local_Command.CommandType … |
| | Hello everyone, Can somebody help me with Visual Studio 2008 Express Edition? I've already have THE 2010 version but I need to have the 2008 version for programming for a specific program. I've already searched om the net but there are no good downloads avalible. The ones all gave an … |
| | Hi To All, I am a newbie. I have 4 computers that I want to connect together as a LAN. I have a switch and ready cables. One of the computers C1 will have a sqldatabase to be accessed by the other computers C2,C3 and C4. 1. How do I … |
| | Hello every body. Please I need trully your help. I was confused. I am a develpper and using VB 2010 to develop my applications. I have a table in my database which has a binary field. I populated it with a word document with a format RTF. But now I … |
 | Hello Friend, i hope someone can help me to solve my problem, i already put my database on datagridview, but my boss dont want it in standard color, so now i dont now how to change it, can i change the color using datagridview or i need to use another … |
| | Using Visual Basic 10, and I am trying to identify min/max statistics and display the results. My calculations are working, but the display is not (line 68 & 80). With the way the code is written now, I don't get the error but my results are displayed as "The minimum … |
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