20,899 Topics
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| | hi First post here, im currently developing a little application which needs to export the data from my datagridview to a csv file. So far I have: Dim gridData(DataGridView1.Rows.Count - 1) As String For Each r As DataGridViewRow In DataGridView1.Rows If r.IsNewRow Then Exit For Dim cellValues(DataGridView1.Rows(r.Index).Cells.Count - 1) As … |
| | [url]http://i51.tinypic.com/abt5zr.png[/url] How to do it?  |
| | How do I create an installer for my application other than than selecting Build>Publish? |
| | hello guys I need help Please.. What I want is that when i select the data from the listview1 it will also delete the corresponding data in the database im using mysql database...these is my code [CODE]Dim Button = MessageBox.Show _ ("Are you sure you want to delete this Data?", … |
| | I have created a porcess that manipulates large volumes of text. I have created a form that has a button that manually starts the process. I have tried to give some feedback that the process is actually progressing through the data by changing the value of text fields on the … |
| | is this possible? [CODE]Dim wa As Integer = 1 con = New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\Bengkel\Project\db.mdb") con.Open() myCommand = New OleDbCommand("insert into payment (slip) VALUES (wa) ", con) 'insert the value of "wa" myCommand.ExecuteNonQuery() wa = wa + 1[/CODE] if i'm wrong, can someone help me? |
| | Hi friends... I'm doing Inventory Project... I'm Having purchase and sales tables... In purchase table fields are Code, Category, Brand,S.p, Date etc., Men, Women, Kids, Accessories are the VALUES STORED IN Category Fields... In PURCHASE FORM, When i select MEN in Combobox, it has to AUTOMATICALLY allocate(SHOW) CODE(it is also … |
| | Hello all! I need your help. In my case, i want to add some video if there was 'event button click' , can visual studio vb.net 2005 do that? thanks before :D |
| | Hi, can someone help me? i have 5 textbox, and 5 column in listview, how can i put the data from textbox into columns? and also using F5 key( key event) to add the data(not using butons). Thanks. |
| | I have created setup file of my program & it shows error when I install it there in another pc which doesnt have visual studio. Even I have tried to install it there in another pc which has visual studio & it worked well. I am confused. It shows following …  |
| | EDIT: Sorry, it is of course Skype4Com. I really appreciate any help I can get, I want to develop a Skype userinterface for dissabled people, it must be a downscaled version of Skype, an easier human interface focused on video connection. I hold a Bachelor degree in electronics Engineering with … |
| | Sir actually i want to know that when i press enter key then column value is incremented and i want that when i reach to column index 4 then a new row is created in datagridview and again this keydown event is executed and agin when i am in second … |
| | can someone give me a code of auto calculation. i have 5 textbox,qty.text price.text gross.text discount.text and netmount.text. for example price is 35.00, then if the quantity is 2,value of 35.00 * 2 inserted into gross, then i got discount 25%, the total will be inserted into netmount.text. hope you … |
| | hey frnds, I know the foll one line code which is shown below-- that returns the System32 Path . ?environment.GetFolderPath (Environment.SpecialFolder.System ) "D:\WINDOWS\system32" But i want the Function that Returns the above code. Did Somebody knows that?????? |
| | hi, i'm making an application where once enter the password user need to press enter only once and receipt will be produce. My code going well but i have a problem here whereby when user enter [COLOR="Red"]more than once[/COLOR] receipt printed as how many times they press enter. How can … |
| | hi, i have problem here....if listview reach 2 records i disable the addmore button but when i delete 1 transaction from the list view it suppose enable the addmore button. Is there anyway i can do that. please guide me |
| | Hi, I'm developing an application for my psing SQL Server 2005 as database and VB.Net 2008. Ive created the form and successfully connected all text boxes etc. Using the code, I have managed to open the database and fill the dataset. However when i BIND the Datagrid datasource to the …  |
| | help ! how to do a simple log in program in netbeans using java database ? tnx in advance ! :D |
| | Hey guys, what i've been wanting my program to do is for the countdown to reduce time by 10 seconds when the melon hits the rope however, no matter how many different positions and variations i use with the code, even when the melons have vanished (through being hit by … |
| | hi, i have use below code to make sure the listview only contain 3 record n if more than 3 records to prompt error message and disable the NEXT TRANSACTION button. it works well. But the problem is when i delete 1 record out of 3 it suppose enable the … |
| | hi i am using windows application. in that form i place picturebox, openfiledialogue, loadimage, saveimage buttons. using loadimage button to load image into picture box. using saveimage button to save image into one folder(save image into harddisk) at the time of save image first we crop the image like height:100 …  |
| | Hi all.... I'm here to solve a small issue regarding converting a form in VB.net/ asp.net into a pdf flie... such that if i click on a button "Convert to PDF" my PDF file should appear and i should be able to save it... after little search i could find … |
| | Hi guys, Im learning VB.NET and as a first task im creating a login form. ive been trying to link it to another form once a correct username and password are entered. however, despite that i still cant be able to hide it or unload it once the next form … |
| | Private Sub CreateChart() Dim time2, tp As String Try Dim sr2 As New StreamReader("D:\Temp\datalogger\" & date1.ToString & "\int_sma_" + date1.ToString + ".txt") Dim line7 = sr2.ReadLine Dim tn = timeNow() Do While Not line7 Is Nothing 'loop until end of file If IsNumeric(line7.Chars(0)) Then If Directory.Exists("D:\Temp\datalogger\" & date1) Then If … |
| | wen i press the enter key,i can login.But i face a problem which is there will repeat call the login function when i press enter key a fews times and there got error! how can i make the enter key is disable after i success login? thnaks [CODE] Private Sub … |
| | Im making a calculator Program to start off on visual basic. I got it to work with MsgBox, but now I'm trying to get it to work with the Print. MsgBox Example [CODE]Public Class Form1 Private Sub Button1_MouseClick(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles Button1.MouseClick Dim Pizza As … |
| | hello guys.. Can someone give me a code on storing path image and retrieve path into image using mysql database and vb.net/vs 2008. I only know how to make a browse button and get the image into hard disk and display it in picturebox. I'm done with the the problem … |
| | Hello, my listbox contents output as 1 whole row like: Total Normal = 3 Total High = 5 Total Low = 6 When i want the output to be formatted like: Total Normal = 3 Total High = 5 Total Low = 6 Here is my code: [CODE] lstResults.Items.Add("Total Normal … |
| | Hello, I've been assigned to build a calculator using visual studio 2008 or 2010, and I have both...however, I could really use some help on the code. I major in Computer Science however my specialty is virus removal and things like that, NOT programming. is there any way someone could … |
| | Hello guys, Can someone help me? I have a scanned document in my system. It's a tiff file. You will see below the code i have written. The problem is that i get an error message. The message is like this "A Graphics object cannot be created from an image … |
| | Hi! I am having trouble creating a hyperlink in my datagrid. What I need is to make two columns in the datagrid hyperlinks. For example, one column in the datagrid is for a report number. Another column is the path for pictures. So, I want the user to be able … |
| | Hi all, i am new to VB.NET/ASP.NET. I need a sample project for an online banking (login and view transactions). does anyone have a sample project, or anything that is close to it??? even if you have only a sample login form, i will really appreciate. thanks in advance. |
| | Is there anyone use VB to write the POS software (for intrenet use only, not online) ? I am thinking about to write a POS software for restaurant, any suggestion ? which is better VB, C++, C# or .... Thanks |
| | i want to have 2 listbox. the first listbox is for the Main category and the other one is for the sub category. and by using sql 2005 for the database. help me plz. . . for example my main category for the 1st listbox is ADIDAS CONVERSE NIKE SKETCHERS … |
| | What driver do you need to connect vb.net to MySQL? How do I create a Data source to MySQL? ...am only getting the options for SQL and MS-database! Please help... am designing a reg system for a college! Thanx :-) |
| | I added 2 textboxes on the form and runs it...I pressed the enter after I type in simple text.. it will not goto next textbox but tab can do .. why ... no nay code.. strange.... Thanks |
| | Good pm to everyone, pls. help me how to manipulate ultrasonic motor using vb.net. I need code for this thank you:) |
| | Hi, For a school assignment, I have to make a game of BlackJack using VB2008 Express. I have decided that in the login screen, the user will select his name from a listbox, and then type his password into a text box in order to get to the game screen. … |
| | I made a litle program which querries a database, filtering through it by means of several comboboxes. As you probably can see; I am a bit newbie in programming. But still I got the first form working and this made me rather proud. But here comes the problem. I also … |
| | hello guys can u help me with code. Everytime i run the program and update the data in database. I got the error in this code [CODE]da.Update(ds, "reservationdata")[/CODE] [CODE] Dim dt As DataTable = ds.Tables("reservationdata") If resno.Text = "" Or custname.Text = "" Or custaddress.Text = "" Or TextBox1.Text = … |
| | I have found that [CODE]Me.DataBindings.Item(0).BindingMemberInfo.BindingField[/CODE] gives me the name of the field. Can I also find the datacolumncollection in this way? |
| | Dear Sir. I do my program with VB.NET and use windows service to run some module with windows OS everything is fine. But I want to know how I can put the Description of my service to the Administrator Service Tools. I try to find anyway but never know in … |
| | guys anyone helps me how to create a setup in vb.net that comes with a ms access database and the .net framework if it is not existing in the system.. and also a crystal report... and also i want my database go automatically to C:\temp of the system.. pls help … |
| | Hello everyone, is there somebody here can help me in my study? my study is about remote access, can you give me ideas on how it works? what are the requirements needed on how to control a terminal pc in terms of programming it. i am planning to use vb.net … |
| | Hello All I'm new to VB and i need help on how to rename text file with textbox contents. I have a textbox and i would like to make it so once a button is clicked the text file is renamed according to the contents in the textbox. I am … |
| | I've been hitting my head against a wall here trying to figure out what stupd thing I'm doing wrong. I know its right in front of me but can't grasp it and my chapter for multiforms is pathedically short. What I'm trying to accomplish is for the user to select … |
| | [CODE]Partial Class system.windows.forms.control Overridable Sub ioEnabled(ByVal mode As ModeValues) End Class[/CODE] ... gives me a zillion errors. Is there a proper way to "expand" a system class? |
| | Hi! Can anyone suggest to me the appropriate code for me to be able to generate the info I needed? I'm having a problem in producing a certain number of record in a field for one primary key. I'm doing a profiling system intended for a police department. I have … |
| | i wanted to do like this. can anyone help? [ATTACH]17495[/ATTACH] [ATTACH]17496[/ATTACH] |
| | how can i call data from database that newly updated(into row) to be inserted into a labels, here is the screenshot: sorry for my bad english. i hope u can understand. thanks. |
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