19,729 Topics
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| | I have never used a background worker in vb.net, but from what I have read, I think it will help resolve an issue I am having during runtime. I am executing an sql statement, but it takes a bit to process. I think a background worker could help with this … |
| | Hi everyone i'm using vb 2008 for this project and i'm still not so familiar with it so please help me... I'm trying to display image from MS Access database to another form picturebox but its not working. this is the error i always encounter -> (System.ArgumentException was unhandled Message: …  |
| | How do we can manage huge data so that their is not issue in figuring the reports and all the data of last years are updated to new one with same filelds |
| | Hello Everyone, Can you help me about importing Maya 2011 in visual basic? or converting maya binary to exe files..? thanks a lot for helping me.  |
| | write a program code in vb.net for inputting percentage marks of a student and decide whether he got pass , second,higher,first or distingtion class .consider one command button and text box in GUI  |
| | Hi, I have a combo box that has a display member thats a normal word such as 'Name', however it's Value member is an ID ('NameID') in a database. When I run the form and say choose option 3 from a list of 4 things then decide to change the … |
 | Hi, i'm a newbie and get stuck with this problem for a few days. I have datatable with two column, line and duration. I want to sum the duration based on the line group. For example: LINE DURATION A1 00:05:20 A1 00:07:00 A1 00:02:10 A1 00:01:50 A2 00:02:01 A2 00:03:45 … |
| | i have a listbox with many path of picture in Form1, in Form2 i have a PictureBox to show the picture (based on listbox.selecteditem.tostring in Form1), is it possible to make every transition fade? |
| | I'm learning as I go here, but I'm stuck at the moment. I am trying to dynamically create a datagridview and populate it from a database using SQL. I have created my columns, but I don't know how to assign the data coming out of my sql query to its … |
| | hi... i would like to ask im using vs 2010...and i would like to create a vb.net with it... i have google everything n everywhere about this one particular thing... i create my project as below open vs 2010 > new project > i choose windows form application(as shown on … |
| | Please help, I have a small application which has a MS Access as backend, and the front end is developed using VB.Net 2008. When I click on the listview item and then click delete button to delete a particula list and its content on the database, it is giving me … |
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| | how do i get the full path of running process in task manager. |
| | In my program, I have a section to insert information about a customer into an Access database. I get the error below at the .ExecuteNonQuery. Message: System.Data.OleDb.OleDbException (0x80004005): Field 'Customer.Business_Phone' cannot be a zero-length string. at System.Data.OleDb.OleDbCommand.ExecuteCommandTextErrorHandling(OleDbHResult hr) at System.Data.OleDb.OleDbCommand.ExecuteCommandTextForSingleResult(tagDBPARAMS dbParams, Object& executeResult) at System.Data.OleDb.OleDbCommand.ExecuteCommandText(Object& executeResult) at System.Data.OleDb.OleDbCommand.ExecuteCommand(CommandBehavior behavior, Object& … |
| | Hello, i have this sqlexception errors when i try to insert data into my sql2005 from vb2008. SqlException unhandled : Incorrect syntax near '12' and also near '3' I am sure it is coming from the datetimepicker. However the same code is working on other forms in the same program. … |
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| | Hello All, Recently I have been working on a level editor in Visual Studio 2010 so that I can make levels for games and upload them into my game engine. My problem, however, lies within the "saving" part. 1) I start off with an empty panel with thousands of controls … |
| | HELOO DANI,HP YOUR DOING WELL!I AM NEW TO YOUR SITE...I HAVE A PROJECT THAT NEEDS A FINGERPRINT TO BE COMMUNICATED TO THE ATTENDANCE SYSTEM THAT I HAVE ALREAADY PREPARE I VB 2010,THE PROBLEM IS I NEED TO EITHER STORE FINGERPRINT DETAIL IN DISK OR IN SQL 2005 DATABASE,BUT ALL IN … |
| | I am new to vb.net, I want the first column of the unbound datagridview to have defult value such as item1,item2. item3 on form load event . I would appriciate if someone tell me how to add defult values in a column like this and save all three rows in … |
 | i have two row in my dataGridView one store the labour working hour (Time) and the other one is store the cost of one working hour , i need to multiply these two row but its give me this error : operator * is not defined for type timespan and … |
| | how to convert vb.net and sql server 2005 into .exe file the exe file can be run in the another system but it cannot be save the data. the connection string can be errored because my computer name and another computer name is different . how to solve this problem. … |
| | Help writing inventory program in vb! I am writing a program that is a multi-form inventory program for a bookstore with data saved in a textbox. Here is what I need to do: Write a menu-driven multiform inventory program for a bookstore with data saved in a text file. Help …  |
| | Hi i wana know how to create a program in vb.net that calculates the salary based on the work experience and the highest qualification some one has eg (Diploma or Degree) |
| | i just want to know from you guys about the use of finally in Try Catch code???? |
| | I am trying to get a example that came with the card to work to my needs. The card holds personal data, which you can read with a specific card reader. Currently the example will either read to a console window or to a single textbox on a form. My … |
| | Private Sub OK_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles OK.Click Try Dim usr, pswd As String Dim i, n As Integer obcon.con.Open() obcon.cmndcon() obcon.cmnd.CommandText = "select count(*) from users " n = obcon.cmnd.ExecuteScalar MsgBox("n=" & n) For i = 1 To n Step 1 obcon.cmnd.CommandText = "select usr_name … |
| | Hey, I'm using Addins to loop through access forms and create an equivalent to access controls and add them to the active window if it was a form , the only problem I'm facing is my access form language differ's from the default language for windows form application , is … |
| | Hi, I am an I.T student and currently working with my system. Please teach me how can i save the image link im my database using vb.net, i am done with the browsing, uploading and removing of image except saving.. please help i would be really ideas only on how … |
| | hi to all I have list of names in list view with corresponding unique employee id. The user could select more rows. In each employee id I will find it in database in retrieve all the details information and print it using crystal report. What I want is in each … |
 | **Hello Programmers,** Your newbie programmer wants to ask a help regarding his program (That’s Me :D). My program is in Visual Basic 2010, I want to ask how I can search a words or strings. I use TextBox, ListBox and Button for my program. For detailed explanation about what my … |
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