20,285 Topics
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| | hey guys! how can I read strings from a file? Like... They will compose part of the interface... something like, read a string from a file, then this string points to a image that will be used in a picture box, as same as a label that will be shown … |
| | hi friends i m doing login code in vb.net for admin and local user,so i want whenever localuser login he/she cant update the form so i have disable the update button of the form. i took 2 radio buttons admin and localuser so whenever localuser radiobutton selected the update button …  |
 | Hi VB .NET experts, I was wondering if you could give me some help. I am planning to write a simple program which reads two binary files and apply a simple math function ((file1-file2)/(file1+file2)) then outputs the file (file3). Then the user selects the file (file3) outputted as an input … |
| | Hi , i am suresh . new to this site, let me know whats the requirement of hardware for sql server |
| | Hi, I have a Access table where I would like to set fields values ( swh1_ct and swInfa_ct) to null if my pdmH1_ct or pdmInfA_ct fields have values greater than 0. and vice-versa. Can some one point me to the error in my code? [code] Sub update_field() Dim objDB As … |
| | Hello. I want to know if someone can help me with this: I'm starting to write some code to run an office (not professionally). When I write the Client Class, how do I make it that the number of the client be a primary key (unique and auto incremental)? Also, … |
| | How can i perform a drag and drop in the data grid? I am trying to make a program that can swap row to row or column to row (vice versa) contents. please help thanks in advance ^^, |
| | Hi i am working on windows application . I am opening an math type using button want to select all and copy send keys are not working here is my code ... [code] Dim proc As New Process() With proc.StartInfo .Arguments = "file_path.bmp" .UseShellExecute = True .WindowStyle = ProcessWindowStyle.Normal .WorkingDirectory … |
| | hi, i have 2 text box 1) account no 2) amount I have a problem whereby i want a text box to accept 9 or 10 digit (after check digit)and then show the 2nd text box but after it accept the 1st 9 digit on the 1st text box it … |
| | Hello all I am working on a project that convert images to text , and load them from text , so i can save them online then load them as image . But if u could just give me a code of a project with a textbox where i write …  |
| | Good Day! I need help. How to make back-up and restore point? what I want to happen is when I click the button back-up. It will generate a back-up of database in access on the current date. And if I click the button restore. the system will restore the last … |
| | Greetings. I have a question regarding MS Access Me.Filter. In short, I am building a personal database for my CD and DVD collection and I have a few CD's that start will a number instead of a letter - such as the band, 3 Doors Down. On my form, I … |
| | Hi Guys / Gals I am new to programming and am having some trouble with my code to update my data from a datagridview wich is bound to a datatable. all works fine until the update proccess is started. The programs updates all my rows (x amount) on the datagridview … |
| | Hey guys! I'm planning on a private software, that I wish that have multiple pages, like a installer. It will not be a installer or anything, and I don't want to use tabs on it (it doesn't fit to what I'm thinking.) How can I do it? I've tought on … |
| | hey guys i really can't solve this problem, hope you can help me. the problem is, i use this codes to get the data type of a column from an access database Form12.ListView1.Items(j).SubItems.Add(myData.Rows(i)!DATA_TYPE) but what displays in my listview are numbers like (130 , 3 so on..). How can i … |
| | hi guys.. i just wonder how to refresh when using data gridview,i mean direct refresh coz i've to close program/stop debug and debuging again to refresh it. |
| | The title of this thread pretty much says it all - I would like to know how to open an already created excel spreadsheet (I want the application to launch). Thanks so much to anyone who has time to respond to this. |
| | hey guys i really can't solve this problem, hope you can help me. the problem is, i use this codes to get the data type of a column from an access database [code] Form12.ListView1.Items(j).SubItems.Add(myData.Rows(i)!DATA_TYPE) [/code] but what displays in my listview are numbers like (130 , 3 so on..). How … |
| | Hi there More help required! I have a table being imported into my VB application that has 3 columns. I have written code to import the table, and have written code to display on the first column (country) in a list view. What I want to do now is have … |
| | I was wondering if anyone knows how to get text from a cell in a datagrid into a message box or text box? Thanks in advance. |
 | i want to make program for a quiz. i create the questions is an array, and i want that questions start at random, and never be shown again. [CODE]dim question() as String = {"OTOMATIS MENURUT KERJA MESIN", "TIDAK MENEPATI JANJI", "YANG UTAMA", "TEMPAT TINGGAL KEPALA NEGARA", "PENGURUS RUMAH SAKIT", "SUDAH … |
 | Lets see if I can explain- I have a text box (rich text box) in a form. Inside the box, some data gets put in there- specifically insurance information. Normally, the box doesn't need to change color to alert the user there's a problem with the text that's inside, because … |
 | i have been looking for help with this now for days and still not able to get this working. I want to make a function to get each line of my txt file and place it in its relavent var. IE DIM ServerV = (firstline of txt file) dim DatabaseV … |
| | Hi All, I have had some reall problems with this. I have a form with a datagridview, now I can add new records and the dataset will update fine, but it wont update when I want to delete a record. Please see below my code. [CODE] Imports System.Data.SqlClient Public Class … |
| | Hi All, I have a text document that am pulling infomation out of. i only want to collect the information after the = sysmbol which is on each line. here is the code so far [CODE] Dim FileName As String = "C:\test.txt" Dim TextFromTheFile As String ' Whole text Dim … |
| | Hello there. I would like to ask if it is possible for datagridview to have a "drop down calendar" for date inputs and checks when one date is chosen 10 times already. Thanks. If ever this isn't possible, please do tell me some alternatives. Thanks again and God Bless. :D |
| | HI everyone, i am currently having problems with Datagridview, for example when i select the first checkbox, second checkbox onwards. I would like to update the textbox on my form to display '2' records selected. But there is one problem i faced is that when i deselect the checkbox, it …  |
| | [code] Sub modify_inventory(ByVal frm As frminventory) Dim writesqltime As String Dim writesqldate As String Dim msg As String writesqldate = Format(CDate(sqldate), "MM/dd/yyyy") Dim cmd = New SqlClient.SqlCommand If active_frm.Name <> "frminventory" Then Exit Sub Else writesqldate = Format(CDate(sqldate), "MM/dd/yyyy") Dim j As Integer con = connect() con.Open() For j = … |
| | I know that title is kinda miss leading, but i couldnt figure out another way to explain it. I know theres a way, but I dont know how to do it. Ive got a Save code that I have about 5 differnet times in my application. How do I make … |
| | I would like someone to help me bind data with a CheckBox. Please furnish sample code if possible. I am using VB 2008 Net 3.5. I want to use several checkboxes to identify records within a name $ address masterfile. Any given name can be identified in one or mre … |
| | Hi, I've been having issues with this for the last 4 hours and I don't know what to do. Basically I'm using an MS Access database to store information on a movie collection, however I do NOT want to use the crappy controls microsoft has for populating and navigating databases, …  |
| | i trying to make a code to Delete and Update Access 2007 database after remove a selected item from a listbox in VB 2008. [using "Remove" button that i create] pervious i already make a button to View data from database and Remove from listbox. but i don't know how … |
| | Please Help me with my update on vb.net 2008!It's quite a simple code but when it comes to it tells me Syntax error in Update.The problem is where i highlited.Please help [code] Imports System.Data Public Class frmgoods Dim Con As New OleDb.OleDbConnection Dim dbprovider As String Dim dbsource As String … |
| | Hi there Another noob question from me...one of these days I'll get the hang of this VB! I am importing data from an Access table that has four columns/fields. I have set up the relevant headings etc on the list view control...but I have also set up a 5th column … |
| | My customer requires text files to be written in the following format: "adrian","sigamoney","01","1","B" No matter what I do I get in file adrian,sigamoney,01,1,B I have tried split, replace, adding extra hyphens to string. Please help urgently. |
| | Hi Guys, I got two issues here Please help me out 1. I get a list of excel files from a dir into a list box and search for number by select each files at once. I want to select multiple files at once and search them one by one. … |
| | hi! i am trying to developed a translator.the program request an english sentence as input and translate it into my local language(Twi). i have the entire program written . i am getting an error that is driving me crazy. any help will be greatly appreciated . vb is telling me … |
| | hello all, is it possible to have a delay period of 17nS for an application in vb.net??? please help |
| | Hi guys, I have designed a simple form in vb.net with MsAccess as the backend . The form is used to search for a data and diplay it. I need to create an .exe file of it and distribute it to many users without any errors . I have surfed … |
| | how can i lock specific columns in a data gridview |
| | Can someone tell me how to set the minlength of a particular/specific column in datagridview to 7 and maxlength to 11? Thank you very much! God Bless. :D |
| | Hi there I'm studying Visual Basic (using Visual Studio 2008) as part of an all-round IT foundation degree...I must confess that programming is becoming my weak spot! Unlike the C++ I was taught last year, I'm not finding VB too easy...probably becasue I've never programmed this way before and I've … |
| | Dear Freinds Is it possible in vb.net that when my mouse focus in button it size increase the button or change like when we click on google images it comes in front |
| | I am working with Visual studio 2003. Have data grid , data adapter and dataset and an access data base In access database the one field "time" is defined as date/time and format as medium date. This field stores the time properly i.e. 3.00PM But when i load the datagrid, … |
| | I have made a program consisting of about 15 smaller projects, each with their own .dll/.exe I need to make a custom installer that will prompt the user for different options, which the installer setup built into VS10 does not support. I need to be able to have this run … |
| | Hi, I have been working on this for quite a few hours now and can't seem to find a solution! My knowledge of VB.Net is quite limited and I'm trying to jump in at the deep end, I'm trying to log in to a website (a game in which I … |
| | Hi I'm trying to make a form in which you would fill in information and then press a "Build" button and it would build another with the information in it so when you open it, it has all the info. Thank you for your help. |
| | Hi guys. I'm a newbie in vb. I'd like to learn how i can use my broadband to send sms with vb.net application. It's for a project. i will use vb 2008 express. Could anyone help me? tnx. |
| | Hello Daniweb. I've been working on a small POS termal printer, and now i've run into a problem. The problem is somewere deep down in the mystical depths of ESC commands. However, to the point... I've printed a barcode (EAN13), The barcode comes out but there is a small problem … |
| | Hi, I want to display the data in the 2 column of PDF using iTextsharp. Like this way e.g. Q.1 aaaaaa Q.5 eeeeeeeeeee Q.2 bbbbbb Q.6 fffffffffff Q.3 cccccc Q.7 ggggggggggg Q.4 dddddd Q.8 hhhhhhhhhhh On next page Q.8 aaaaaa Q.12 eeeeeeeeeee Q.9 bbbbbb Q.13 fffffffffff Q.10 cccccc Q.14 ggggggggggg … |
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