20,278 Topics
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| | Hello dear friends this is my first question and i am new to vb.net and programming i am trying to build the simple xbase calculation like if i had 2 eggs value 2 dolars so 3 eags value calculated by program i did this code but the answer never show …  |
| | I seem to get this error every-time i create a web-browser with tabs. [CODE]Overload resolution failed because no accessible 'Int' accepts this number of arguments.[/CODE] Here is my code: [CODE]<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _ Partial Class Form6 Inherits System.Windows.Forms.Form 'Form overrides dispose to clean up the component list. <System.Diagnostics.DebuggerNonUserCode()> _ Protected Overrides Sub … |
| | hi, i'm starting to learn vb.net, and i trying to make some special translating program, its need to translate hebrew text into special letter sequence. for example: the text input are: [ICODE]בניית ביניינים מתקדמים[/ICODE] (which its means [ICODE]Construction of advanced buildings[/ICODE]) And the text output are: [ICODE]BPJJZ_BJPJJPJM_NZWDNJM[/ICODE] according to the … |
| | Hi, I have written a code to accept value entered into textboxes. Then calculate when a button 'calculate' is clicked. How do I prompt the user if they haven't entered a value in a textbox before clicking calculate? Below is the code. [CODE]Private Sub Button1_Click(ByVal sender As System.Object, ByVal e …  |
| | [code=sql] select accno.tbaccession,classno.tbaccession,bookno.tbaccession,title.tbaccession,author1.tbaccession,status.tb_issue from tbaccession cross join tb_issue where title.tbaccession = '" & Trim(ListBox1.Text) & "';[/code] this code does not work, pls help |
| | Hi, I have a file from the client which is a text file. I have to decode the file to a graphical representation. Is there any way I can do it? Thanks |
| | Hi, I have a code which runs a check. User inputs values into textboxes in inputform, then runs the check, and the msgbox is displayed. if msg is yes then program continues, else I want it to return to the input for to change values in textboxes. How can I …  |
| | please help me out in updating a MS ACCESS database via vb.NET...I am in need of the code.Thank You |
 | hello guys, is there an alternative for timer? |
| | hi there, does anyone know how to make one column in the datagrid view to become readonly, thanxxxxxx  |
| | i have an application. which is executed after every 5 mins. i have an open connection but it gives me the following error: ExecuteScalar requires an open and available Connection. The connection's current state is closed. my code is something like this. I have shown where all i am using … |
| | My original query for data from the database was: [CODE] Dim SQL_RecentWorkOrders As String = "Select * from workorder WHERE date>#" + dtToday.AddYears(-YearsToGoBack).ToString + "# ORDER BY worknum DESC"[/CODE] The updated query is as follows: [CODE] Dim SQL_RecentWorkOrders As String = "SELECT * FROM workorder INNER JOIN customer ON workorder.custid … |
| | Hello, guys, I wanna download a file (not a file with filename precised, but a file RAR generated by JS) from a URL HTTPS. To do so, I need to tap LOGIN and PASSWORD first. I tried several ways, but they did not work :( Could you please help me? … |
 | I have a textbox control for which I want to fit twelve double spaced lines of text so that the textbox is optimally filled (as little whitespace at the end as possible). So far the best I have come up with is [code] Dim fh As Integer = txtCategories.Height \ … |
| | Hello, I have developed a site in VB.Net and ASP.Net with a database backend that allows a user to enter a centre code and in return it retrieves all records from the datbase where the centre code matches the one provide in the text box. My list is appearing as … |
| | hey i got 2 tables named tbplayer and tbpair in database named dbgame.mdb tbplayer has 2 field player_id and player_name.. tbpair has three field pair_id(autonumber), player_1 and player_2 i have create combobox to get player id in tbpair from tbpair.. so i don get code.. my sample code is [CODE]Imports … |
| | Hi I making a real advanced and powerful web-browser. It's Almost complete, but when i run it i type in the URL i want to go to which activates the browser tool, but the page stays white. I know its half working due to when i click enter it displays … |
 | I've images stored in a database as OLE objects and I want to display them in my datareport, So I added an imagebox and connect it to the image field but the images won't show.:( |
| | Is it possible to display multiple records in a 1 datagrid?? Like for example I have a 2 tables True_False SeqNo SubjectId BookId Question Level True_False_Details SeqNo Answer I have a textbox name SubjectId, when i input a valid SubjectId it should display the record Question Level from the True_False …  |
| | good day everyone i`m beginner in vb.net .. i want to learn this kind of program.. and this are my problems: 1. i dont know how to connect my vb.net program to sql server?? can you help me. 2. how can i call my fingerprint scanner to my vb.net program. … |
| | hi friends.. i m working with vb.net how can i get iteams in combo box from table of msaccess.. hoping for help thanx |
| | Hi, I am trying to create a program that the user enters the number of enrollments for 5 different campuses during two semesters. I just got started and here is what I have so far but when I run the program it is stuck in an infinite loop and will … |
| | Hi, I have a combobox called 'cptype' with 2 items and a default item 'select'. I also have a button called 'populate'. How do I get the program to randomly select one of the 2 items. I also have a button called 'reset'. How do I get the combobox to … |
| | Hi there all, I am trying to get data from a sql view and bound it into the datagridview, after that, I add 4 more colums into the datagridview which are editable, finally pass the entered data into a new database and call that data in the future in the … |
| | i wan't to develop as a high school time-tabling system. the school has streams ranging from 4 to 7(maximum) streams and teaches more than 20 subjects. can somebody give me the required logic/or algorithm to enable me develop it. Thanks |
| | Who can help me? I always get error to connect my project in vb.net to sql server on remote computer?? |
| | i am having an sql query in catch block. the code is: [CODE] Dim str_exception As String = ex.Message Dim sql5 As String = "insert into table_data(type,description) values('ERROR'," + str_exception + ")" Dim cmd_sql5 As New SqlCommand(sql5, connection) cmd_sql5.ExecuteScalar() [/CODE] it throws an exception at cmd_sql5.ExecuteScalar(). the exception is - … |
 | I am having a issue as above title. How to show data from file (txt file) in list view control? Please help thanks |
| | Dear sir, may i try to insert data in ms access database through vb.net.but display the error COULD NOT FIND INSTALLABLE ISAM ERROR.How to solve it pls help me. |
| | Hi, I'm trying to convert random numbers between 0.1 and 1. Here is what I have done. Dim piped As Double Randomize() piped = CDbl(CDbl((1.0 * Rnd()) + 0.0)) If (piped < 1) Then pipediameter.Text = "0" & Str(piped) Else pipediameter.Text = Str(piped) End If But I want the program … |
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