20,899 Topics
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| | im doing my project pls help me ! |
| | i try to write a program to recover my password. my password is max 10 character. include: 0>9, a>z, A>Z. not include "space". ex: abc123. After, i try to check with number fist it mean: i try check: 0, 1, 2, 3... 00,01,02... but i dont know how to begin … |
 | I have developed a system which i want my client to use for trial purpose for 1 month. i want a software or an idea to time the system for that period after which it should cease to work. can somebody help me? |
| | Hello! Can someone help me? I am trying to input value to AppSchedNumber into my AppInfo table which is the primary key of my AppExamSchedule (auto inrement). The problem is I can't insert on my AppInfo because my AppSchedNumber on my AppExamSchedule should be the same. Thanks! God Bless! :) |
| | hi, Does anyone know how to sum fields in ms access using SQL and then place it in datagridview? I have a ms access table with fields 'Points' and 'FacultyID'. I would like to know how to sum all values on 'Points' field and place it in datagridview. Also, I … |
| | [code] Dim iArr As Array For Each iArr In m_alTabell 'ReDim myArr(16, 11) If i dim iArr(0,0) as string I could do this... ii = ii + 1 iArr(i, constanter.colNames.colValue) = m_objList.GroupItems.Item(ii).ListItems(i).Value 'm_alTabell.RemoveAt(ii - 1) 'm_alTabell.Add(iArr) 'm_alTabell.Insert(ii - 1, iArr) 'iArr.CopyTo(m_alTabell.ToArray, ii - 1) 'al.Add(iArr) Next iArr [/code] I have … |
| | Hi all I need to change something that is hard coded into my application - Souds simple i know - however......... In essence what i need is a single word that will be interchangable and will be available straight away and the next time the application starts up. So need …  |
| | Hi All, I want to add some admin privaliges to my program, its simple enough, when the user is logged in as admin certain buttons are enabled, when the user is logged in as anyone else, these buttons are disabled. Please see my code below [CODE] Private Sub MRMMain_Load(ByVal sender … |
 | hello guys....if anyone can help me....i need to Save Info From A dataGrid Into an Excel File using Save Button....i am using vb 2010 and 10x from now |
| | I am learning vb.net from tutorial sites, book and having trouble to delete row from datagrid view. can someone help me how to delete a selected row in datagrid on click of a button .Thank you the error i get : 'user' is not declared [code] Private Sub Button3_Click(ByVal sender … |
| | How can i disable a button after i click it and shows another form, and enable it after i close the form that was opened. Please, i need help. Thank you in advance. |
 | Hey, I'm working on a little project for Flight Simulator X, and I have seen a few things where it shows the Status of Flight Simulator X. Like on the Bottom. Say I have MS Word, and have a program, a status bar on the Bottom says " Status: Microsoft … |
| | Hi All. I have developed an application for booking meeting rooms. A user has to log in before he / she can use the system. I want the user name of that user to be shown in the form. I thaught this was easy. Please see my code below for … |
| | Hello, I am making a little program for the Game "Flight Simulator X" and I need to monitor the Process state of the Program. My Main Question is How do you manage a Process so on a Label you can set maybe an If...Then...End If Statement to tell it what … |
| | Hey guys, I was just wondering if anyone could tell me how to use VB on a WAMP server. I want to connect to MYSQL and read and write values to it. Do I have to store the VB script in the wamp server or anything? Cheers |
| | Hey guys! Two questions: how can I completely wipe a file from disk with vb.net? I found a code in C#, converted it to VB.net online but didn't understand a letter. I was thinking on a wiper like CCleaner has, but for a selected files only. And, how can I … |
| | Hello all, I'm in the process of making a program in Visual Basic 2010 where the user can click a button adding another webbrowser control to the form. How would you accomplish this and how would you go about "Dynamically" expanding the form... EG. how would you go about adding … |
| | help guys, i want to check the Open radio button if the data in the database is "Open" otherwise, the Close radio button is checked. i badly need you help..\\thanks |
| | I am new to vb.net. i need help in formating a string example: dim balance as string="balance:450005.809999" i will like to leave only two characters after the full stop. the integer will be changing but the string will always contain the 'balance' word and a full stop. will like the … |
| | I m making registration form for teachers in which teach ID is one coloum name i want message box error if id number already exist in side the table means uniqe ID e.g if id no 1 is already exist then 1 should not be added when next time user … |
| | Hello! Can someone tell me how to create an entrance examination. I have already have a quiz creator. The only problem I have is how to display the created questions one by one just like a computerized entrance exam from a single table. Thank you very much! God Bless. :) |
| | Hi guys! I am a newbie in VB.NET and am trying to create a cipher. In my program, before you can decrypt a string, you are prompted to enter a key. After you enter the correct c key,the string is decrypted. The problem is that the plaintext appears at the … |
 | Hi...Is it possible to get a list of running application in a remote pc through wireless or wired network?? i tried this code but i get an error [CODE]Dim ps As System.Diagnostics.Process For Each ps In System.Diagnostics.Process.GetProcesses(remote_pc_name) ListBox1.Items.Add(ps.ToString) Next[/CODE] error is "Can't connect to remote machine", i tried to access … |
| | i got a big project really big one and they need this new solution only because of peach tree, tally are not enough for doing their work. My program should be capable of bulk, multiple data transfer and usage at same time.[B]The real problem is their main program is created … |
| | hi i'm having a problem regarding sql deleteCommand.. can someone please help me solve this problem coz it takes a lot of time for me to figure it out.. here's my code [CODE] Private Sub btnDeleteBC_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnDeleteBC.Click If MessageBox.Show("Do you really want … |
| | I am taking my first class (online) in Visual Basic and we are using VB 2010. The assignment is to create a football calculator(see attached). I have attached the instructions that the teacher gave us and I think that I created the user interface okay but I don't understand about … |
 | Hello Everyone, I have kind of a problem in a database well its suppose to save a date but like a string, well more like a char type, and i need it that way to do reports So there to tables Ventas and VentasDD so they have the same information … |
| | <li><a href="register.php" rel="nofollow">Register</a></li> Driving me nuts..I'm trying to create forum type software but I can't seem to figure out how to programmically click on this link Any ideas? Tried by id and by tag but there isn't one for this...what is the work around for this? Thanks |
| | Hey people! I'm creating a small project which consists of 36 textboxes and one button. When I click a textbox, it should open a open file dialog and, when OK, set the text of the textbox I've clicked to the file name. I've did this: [CODE]Public Class Form1 Private Sub … |
 | Hello! I'm a programming student and a newbie in forums. :) How can I search for a data in listview from fist form using my second form? For example, I entered 7 entries to my listview, and when I press "Search in listview" button, the second form will open. (My … |
| | Hi All Does Anyone know how to make a variable public to all forms within the application. Eg [ICODE] Public MyPath = "C:\" [/ICODE] can do for one form but not all |
| | I have this code : for downloading image from the web [CODE]PictureBox1.ImageLocation =""[/CODE] and i want to add Progress Bar if start download the image start the Progress Bar and when finished the download Progress Bar =100 |
| | hey..i'm developing an application..something like a custom desktop..now what i want to do is to disable alt-tab, ctrl-alt-del etc . i tried to set the registry value of "CoolSwitch" to disable alt tab, but i get an error..i think i need to run my application as admin to write in … |
| | I'm having trouble getting some data from a combobox. I have a series of comboboxes that populate as you make selections from the boxes. Each combobox is using data that is pulled from a SQL database into a dataset. This all works. When I get to the last box, I … |
| | hi guys... can you help me on my little program.. i still cant think a way to get my database from the datagrid in form2 and display it on form3.. my little program is like a schedule that you'll edit your students class hour,subject and teacher.. then after that when … |
| | Hello Guys, Please who can point me in the right direction with regards to auto generating a ruleset text string from a list of url's. I get a list of URL's in the format: example.com/firstplace/secondplace.jpg " " " " etc I would like to be able to read the url's … |
| | I have a DataGridView control and I want to know if the user has changed any data in the row when they leave one row and go to another row. Here's what I've done... In the Form Class I defined a Before and After row image as follows: Dim rwBefRow … |
| | hi, I' ve a small project with few forms. i want to design a menu a one form so that when user clicks on the menu item respective form loads in project. thanks |
| | Hi everyone, novice here. I'm having some major issues trying to figure out what's going wrong with my code. The general problem is that I can't get the foreign key in one of my child tables to populate the primary key from the parent table. I have a parent table … |
| | I have to create an application that will display all the odd and even numbers between the input values of number 1 and number 2. Display the output in a lstOdd and lstEven listbox. I have no clue I need help please? [CODE] Option Strict On Option Explicit On Public … |
| | I have a problem copying rows in a table. My code is: [CODE]Public Sub Ordreupdate() Dim conn2 As OleDbConnection conn2 = New OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0; Data Source =|Datadirectory|\Kalkyle1.mdb") Dim dtbl As New DataTable Dim dt As New DataTable dtbl = Kalkyle1DataSet.Tables("Ordre") dt = dtbl.Clone Dim copyRows1 As DataRow Dim copyRows() As DataRow … |
| | how can i save the changes done on the datagridview to the database?? |
| | I have the following code: [code] Imports System.Data.SqlClient Public Class Main Protected WithEvents DataGridView1 As DataGridView Dim instForm2 As New Exceptions Private Sub Button1_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles startpayrollButton.Click Dim ssql As String = "select MAX(payrolldate) AS [payrolldate], " & _ "dateadd(dd, ((datediff(dd, '17530107', MAX(payrolldate))/7)*7)+7, '17530107') … |
| | Hi, I need help in numbering rows in datagrid. I have a column that should number 1,2,3 so on when adding a new row. When I delete a row, those numbers should re-number still to 1,2,3. So when I delete row 2, the row that's been added as 3 should … |
| | Hello Everyone Im having kind of trouble looking for this info, but i created a POS program that when i install it, it install under Local Settings\Apps\2.0\blabla So what i want to know if how can i make my system install like any other program, "Under Program Files/POSystem/" like so … |
| | hi all, I am using crystal report for displaying reports. I want to display group by customers in report that i am displaying using group by funtion but i also want subtotal of that group by customers. I want to display received amt date, received amt and balance amout between … |
| | I know that title was complicated, i wasnt really sure what to call it. Basically at the moment I have the code which opens values that are after words in a text file. [I](Thanks to Unhnd_Exception)[/I] I have a text file, which lists all the stocks of all the fruit … |
| | I am having to use a DATAGRID instead of DataGridView because I want to merge 2 datasets into 1 using a keyed field to tie the two together(the merge of datasets). ds1.Tables[0].TableName="Header" ds1.Tables[1].TableName="Detail" y = ds1.Tables("Header").Columns.Indexof(KeyPart2parmfield) z = ds1.Tables("Detail").Columns.Indexof(ConCatParm) table1Column = ds1.Tables("Header").Columns(y) table2Column = ds1.Tables("Detail").Columns(z) relation = *New DataRelation("Click for … |
| | Hey everyone! Im hoping to find someone that can help me with a problem that I cant seem to resolve and it's driving me crazy! Basically I am trying to create a child management system for a nurse using vb.net and SQL as my backend db The application consists of … |
| | Hi All, I have checkedlistbox on my windows form which is binded to datasource, I do check the items in checkedlistbox based on some criteria, When user uncheck some items I want to save the records, but in Checked Items collection still I’m getting items as checked, which are unchecked. … |
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