20,284 Topics
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 | Greetings guys can you help me with this one, i want to validate if the username is already taken or not yet but i don't have a clue on how to do it. i tried this code dtCustomer.Rows.Count > 0 but it didn't work @_@.. please guys i really need … |
 | hi everyone i want learn vp.net i don't have any idea i want website learn me from the beginning like w3school thank u for helping me  |
 | Hai All, I have made a desktop application in Visual studio 2010( vb.net) with sql server 2008 as backend.I have made the setup of the project ,with sql database to be created using installer class and its all working well and fine. but i want to make my application in …  |
 | hello, can u help cuz some of sample codes of digital persona sdk is not working when im using digital persona 4000 in win7, do i need to change on its codes ? and how it will be saved to sql database? |
 | Can someone give codes for printing and others related to it. Like print preview etc... Thanks! :D |
| | Today, I had a new project dropped on my desk and was informed that by the end of the week, I need to have exported the entire payroll into a new format. it exports to csv, which is then imported into access, and needs to be exported into a csv … |
 | hey all please help me about my graduation project i use this code to insert data on the table and i have no error,but nothing will save on the table..so please help me know why !! thank on advance.. -------------------------------- Imports System.Data.SqlClient Public Class Form1 Private Sub Button1_Click(ByVal sender As …  |
| | hi, can u h help me, i have different forms and from form1 another form2 will show and the form1 will become inactive to use and become blurred, and when the form2 closed or hide the form1 will become active again. also can i add an animated pictures to a … |
| | Recently, I have been working on games in my programming class. In this class I am farther ahead then most other students, and so, must rely on the internet for help instead of my teacher. I have been working on a highscore counter between runs that I should be able … |
| | Hi! I'm creating a system right now. My boss told me create an installer for the system. But I don't know how? Can someone help me?! Thanks! God bless! :D  |
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 | hello, my appreciating, if you give example code in my problem i have 1 file csv with dilimited only column A example column a name | address | phone | birthofdate deby | jersey | 123456 | 01-March-1990 my case is I want to convert to txt with delimited | … |
| | Hi am writing a program and want to incorperate expiration date of say 30days after which the user can not use the system until he has purchase full version. thank you  |
| | Hi DW We want to run an experiment in our lab on ATM, we just want to keep it simple and easy, So far I've just created the two forms and since I've discorvered that most of the ATM's are running a Windows OS which I saw it in one … |
 | hello guys.. my problem is im gonna use my program into another computer but the sql server is on my laptop.. then i copy my program into another computer then I start debugging but there some of error.. this is my coonection string... conn.ConnectionString = "Data Source=192.168.1.34,1433;Initial Catalog=MyDatabase;Integrated Security=True" in …  |
 | I want to get the total sum of the amount column. How can I display the total sum to the textbox total? Any possible way to do it? Please help. Thanks! |
| | Sub all() connection() Dim see = "Select * from info where Last Name = '" & txtLast.Text & "' and First Name = '" & txtFirst.Text & "'" dcom = New OleDbCommand(see, dcon) dcom.ExecuteScalar() If dcom.ExecuteScalar > 0 Then Dim gather = "Select * from info where Last Name = … |
 | Hi group, If you've seen my posts before on SQL Server stuff you know I'm a "raw rookie" with this. Again, I need some help. I'm going to need SQL to create an order number for me. I've created a datatable with two fields: OrderNoID (key) and OrderNumber. I've already … |
| | Using Access, in one table, I have Social Security numbers and earnings/tax records, and in the other table I have Social's and emp id's. I'm trying to get an output to a tablegridview, and using the following query line. SELECT AcctNum,SUI,SDI,FICA,Medicare,State,Fed,TotWages FROM tblEarnings INNER JOIN tblPersonel On tblEarnings.SS=tblPersonel.SS I've been …  |
| | I have a windows form that has 4 comboboxes inside. These 4 boxes are linked, in that when the first box receives user selected data, the second box populates. When the second box receives user selected data, the third box populates. At least that is how I want this to …  |
| | I need some way to save and read a file using a DataGridView. Databases are out of the question, because I'm going for something template-style. And the user will probably make lots of templates. I tried saving/reading from/into XML, but I got lost. Thanks.  |
 | Hi All I am creating a Movie Database in visual basic 2008, i have creatd my database in access, and now wish to use to VB to add and modify my database. I have a field in my acess database, set as an OLE field where i have stored images … |
| | I'm trying to add in data validation for my program so it doesnt die when a user input the wrong type of data. eg. My program collects numbers and stores them against the selected name but if i input say fish instead of 2000 in the textbox my program dies. … |
| | I'm writing a code to build a advance calculator, I got everything BESIDES putting a message error that says: "Cannot divide by zero." in the dividebutton I just have a really hard time coding a message error... Thanks!  |
| | Hi Group! I suppose this should be titled, "Everything You Wanted to Know about ListViews, but were Afraid to Ask". Here are my questions(s): I've used ListView with "Details". This has been great when getting smaller bits of information to easily display and edit. However I'd like to use it …  |
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| | anyone know about viewing an item from database but you only need to view is for ex. Name|Address| Juan|Juan Luna Benita St.| thats the table and item in your database NOW you want to see it from your dataGridview but the 9 letters only... ex. DataGridView1 Name|Address| Juan|Juan Luna| thats … |
| | I have a datagridview and I want to print my datagrid but the problem is I want to remove the horizontal line of the table. How can I do it? Here is my code Module DataGridViewPrinter Public DataGridViewToPrint As New DataGridView Public DefaultPageSettings As PageSettings = New PageSettings() Public WithEvents … |
| | Guys, need some help this is my code Select * Table1 ORDER BY Date DESC My problem is I code in descending order but its not descending order because I try to add a Data instead of 5/6/2013 is the first item that i will see. 1/1/2012 can be appear. … |
| | Well at this point I think it's safe to say coding is not my thing, have another problem I am working on, have the code close to correct I believe, problem, when one of the radio buttons is selected, there should be another groupbox that shows (depending on which radio … |
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