20,278 Topics
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| | Hello, I have a program that reads images from my access database. What I'm trying to do now is write the images out to a folder but I don't know where to begin. The "ms" variable holds the images. [CODE]Option Explicit On Public Class Form1 Private cn As ADODB.Connection Private …  |
 | i have a calculation and the results are outputting like so 96.5471447543161 i would like to format this text box to only show 96.54 (no rounding) below is the code i am using. [CODE] Dim d1 As Double = Nothing d1 = ((Val(Me.txtgoodsout.Text) + (Val(Me.txtnrft.Text))) / Val(Me.txtrawin.Text)) * 100 Me.txtyield.Text …  |
| | [COLOR="Red"]hi there how you doing guyz i want to make pong game in VB.net i want it for one player like this one [url]http://www.quantumstate.co.uk/pongscreen.png[/url] i didn't find good tutorials all what i found was a tutorials to make it in VB6 i need it in VB.net any tutorials or full … |
| | Hi is it possible to fill a list box from two SQL tables firstname lastname thanks M |
| | I have got My 1st DataTable TableA from Database which is given below [CODE=text] Item Place ------------------------- ItemA PlaceA ItemC PlaceC[/CODE] I have got My 2nd DataTable TableB from Database which is given below [CODE=text] Item Status --------------------------- ItemB ItemC Complete[/CODE] The New Data Table will Look Like Below [CODE=text] … |
 | i'm using this code [CODE] If txtCashTendered.Text = "" Then MsgBox("Input Amount First!") txtCashTendered.Focus() Exit Sub End If If ctbTotal.Text < txtCashTendered.Text Then Try Dim x x = MsgBox("Finalize Transaction?", MsgBoxStyle.YesNo) If x = vbYes Then txtCashChange.Text = Format(txtCashTendered.Text - ctbTotal.Text, ".00") FinalizeTransaction() End If Catch ex As Exception MsgBox("Create … |
| | Hi I need help with this, supposed to be when i input a string example "ab12*&" there are three output Number of Letters: 2 number of Integers: 2 number of Special Character: 2 but my program shows the number of character [CODE] Private Sub Button1_Click(ByVal sender As System.Object, ByVal e … |
| | Hi I have set pane1.hide() and panel2.hide on form load however the panel still shows when I had only one panel it worked fine the new panel is exactly the same size placed directly over the other. Why does it still show? I know I could use multiple forms it … |
| | hi.. i just made two function related to excel . 1. Merging all sheet of excel as tables in single Dataset 2. Exporting a dataset to Excel File .(all the tables of dataset as sheets) i just wanted to share.. i hope it becomes helpful to you. ps: Dont forget … |
| | i have a control dll and i use this control in my project then i change this controls codes after i do it . appears some error on this lines in form1[designer] [ICODE] Me.Dentisyon1 = New WindowsControlLibrary1.dentisyon Friend WithEvents Dentisyon1 As WindowsControlLibrary1.dentisyon [/ICODE] what should i do? thx for answers |
| | i for example i save ppt in OLEDB OLE Object :-/ and i need to open this powerpoint file in my program how can i do that :| thx for answers :| |
| | i have a table and oleobj column in this table. i save some files to oleobj. and i need to open them how i can do that. for example i save ppt in oleobj and ineed to open this powerpoint file how can i do .. 2nd question. can i … |
 | I currently have this piece of code: [CODE]Sub Button1Click(sender As Object, e As EventArgs) If dlgFolder.ShowDialog = Windows.Forms.DialogResult.OK Then txtPath.Text = dlgFolder.SelectedPath Try Dim CopyFile As String = Path.Combine(Directory.GetCurrentDirectory, "pdftk.exe") Dim CopyLocation As String = Path.Combine(dlgFolder.SelectedPath, "pdftk.exe") Dim pyScript As String = Path.Combine(Directory.GetCurrentDirectory, "pdfmerge.py") Dim pyLocation As String = Path.Combine(dlgFolder.SelectedPath, …  |
| | Hi I have managed to sort out my date issue however although I have used the same code format on of my tables is not being updated and I am not getting any error msg so not sure why it will not work this is my code [CODE] cmd1 = …  |
 | Is anybody know what is the easiest way to encrypt and decrypt text from textbox? Thank you in advance. Good day! |
| | For my user system, I require each user to have a unique id. The reading in and saving of the user data is all done, but now I'm focusing on adding new users. In my add user dialog, I have the information fields required to create a new user, one … |
| | Hi, I'm coding my program on VB.net and I take my laptop when I am away and use my PC back at home. I know this may sound simple, but what is the easiest way to get the project on another PC. For example, in Java I know that you … |
| | Basically I use text files to hold the program data, which is loaded in to variables when the program starts. I use StreamWriter to write to the text files when they update within the program. This is fine although the writer adds a extra line when I do not want … |
| | Hello, I am learning VB and got stuck..I found nothing in books and tutorials. I want to make simple quiz (100 questions), structure: 1 lbl = question, 3 radio buttons (answers) and 1 button(next question). I added access database to DataSource, binded data to lbl and radio buttons, it automaticaly … |
| | Continuing on from my adding data to the db I am using the following to try and update the db [CODE] End If 'Refresh_Form() conn.Close() 'update property table Dim connUpString As String = My.Settings.strConn Dim connUp As New SqlConnection(connUpString) Dim cmdUp As New SqlCommand Try connUp.Open() cmdUp.Connection = connUp cmdUp.CommandText … |
| | need to know how to Get the Current Screen Resolution (VB.NET) |
| | Im currently making a type of gym membership software using vb.net as the front end and access database to store the records. Ive been working on this for the past few weeks, ive been battling errors and complications all the time, and im getting to the point where the deadline … |
| | Good day everyone! I just like to ask is there a way to run my application automatically, right after the installation. A Ton of Thank you in advance. |
| | Hi I want to use an id reference that had just been created in a different table I have an insert query that adds a new user to the users table the t_id is auto generated I want to use the t_id value in a new query that runs after … |
| | I am running a stored procedure and presenting the data back to users in a simple datagridview. I'm unable to figure out a way to filter my data through the SQL side, so I wanted to see if I could filter data through the datagridview. Basically my sql query returns …  |
| | for example i have 2000 picture box and i have a array the lenght of 2000. and my picturebox names is like pb1,pb2 .... pb1999, pb2000 so if my arrays 1393th item is not null i want to change 1393th pictureboxs color. is there any easy way? i know i … |
| | [CODE]newUserCommand.CommandText = "INSERT INTO users(username, password, security) VALUES('" & newUserNameBox.Text & "';'" & newPassWordBox.Text & "';" & newUserSecurityBox.Text & ";'"[/CODE] I cannot find where the syntax error is but vstudio tells me the error is in a unclosed quotation after ; |
| | Hi I am trying to submit a date value from a DateTimePicker1 using short date format 05/02/2011 I get an error on submission .NetSqlClient Data Provider:conversion failed when converting date and/or time from charecter to string this is my insert [CODE]cmd1 = conn.CreateCommand cmd1.CommandText = "INSERT INTO tenant(firstName, lastName, Email, … |
| | Here is, basically, how my application works: When windows starts, my app starts. Whenever my app is running, it hides the desktop, taskbar, etc... When a button is clicked in my application ("Start program"), then my application will set its visible property at false and another application will start. Everything … |
| | k we're working on a billing system Currently I am working on the categories module. Here's the thing: I need a dynamically changing UI. So the user can add categories, delete them and teh UI would accordingly add or remove controls automatically. I used DataGridView, but since the fetching and … |
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