19,729 Topics
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| | I have a class assignment where i have to calculate the total cost of a parking garage from hours but i have to do it with a method function. So this might be a stupid question but can you read the user input values from a textbox in the function … |
| | how can i make the background image property not to be tile ( i want it to be as one picture in the middle) i am using vb.net2003 ;) thx |
| | Dear Friendz Ihave face problem with null value i remove the chk from null value n sql server and when i direct save anything in table it dosen't accept null value but when i save these in my form it accept null value . i don't know why form do … |
| | I need a web based project idea for my project work submission.  |
| | Hi all, I didn't think this would be a problem, but it appears that others also search for this solution. [B]There is an annoying DING! when hitting the Enter key in a ComboBox in VB.Net[/B] so I sought solutions. Here is the solution I am working with. I created a … |
| | I am trying to set strCustomerNumber to CustomerNumber from tblcustomers The tricky part is It has to be a specific Customer, so I have to retrieve the customerName from ddlCustomers before I can get the correct number here is my code: [CODE] Dim strCustomerNumber as new string("") strCustomerNumber = ("SELECT … |
| | Hi, I am using vb.net with visual studio 2008. I have the need to have a user select a directory on a network drive to bring up a folder with a very extensive list of files. The file names within this directory are what I'm concerned with and I will … |
| | How can I show report between two dates? I have shown report by ID number through parameter. To do it I had one text box & one report viewer & button. But now I have two text boxes to write two different date one button & one report viewer. What … |
| | I have a dropdownlistbox in a webform. When the page loads, it displays the initial text, that is ok. When selection is made, it works ok. But when i tried using the text property ie msgbox(cbomodel.text), what shows in the previous text. The newly selected item is never recognized. Is …  |
| | Hello All, I have stored a Image in my sql server database and when i am tring to retrive the data the following error is coming.. (Conversion from string " 8901.jpg " to type 'Boolean' is not valid.) In the database and also in the \\Debug\member file that .jpeg files …  |
| | Hello guys! I have so many form to manage. I want to count the instances of a particular form. For example, if I show my form1 two times then there must be a counter for my form1 and if I also shown my form2 another counter for form2. I want … |
| | I was wondering if anybody knows how to uncheck a checkbox in a web browser using VB.NET? I Using the code .SetAttribute("checked", "true") will check a checkbox but using "false" will not uncheck it. I really need to figure this out, does anybody have any ideas? |
| | Hi all, New user here using VB .Net 2008 I seem to be having trouble getting group boxes to appear when I click a radio button. For example: [CODE] If radiobutton1.Checked Then Groupbox1.Visible = True Groupbox2.Visible = False Groupbox3.Visible = False Groupbox4.Visible = False End If[/CODE] This indeed brings up … |
| | I need to move a chart from one sheet to another in an Excel workbook, and I am having issues with different versions of Windows and Excel. Here is the code I am currently using: (excelApp is declared correctly) [code]excelApp.Workbooks("Book 1").Sheets("Sheet 1").ChartObjects(1).Chart.Location(2, "Chart 2")[/code] This works perfectly and consistently with … |
| | I'm writting program in VB 2010, but I have a problem. I want to draw a temporary line on PictureBox control MouseMove event. That works fine but deleting of that line doesn't work. I tried to draw the white line on the same coordinates (PictureBox's background is white), but won't … |
| | hey, I have tried many methods to save my datagridview contents to a file but with no luck does anybody have a good method for xml to datagridview, datagridview to Xml, or any other methods to read/write a datagridview |
| | Hi, I am having throuble resetting my textboxes to nothing if the selection in the listview is nothing. I.e. when i select a record my textboxes are updated with teh selected data, but if nothing is selected after something is selected I would like to clear the textboxes to blank … |
| | I would like to design a programm in visual basic.net meet the following requirements: Fibonacci numbers Input limit is 15 Numbers are 0 1 1 2 3 5 8 13 The program must allow input limit Display all generated Fibonacci numbers The sum of all the Fibonnacci numbers Anyone who … |
| | Hello all! I am trying to add to items to a combobox by using the "enter" key. It does work when I add the first item, but if I manually clear the box and add another items it does not get added to the list. (1) I click in the … |
| | hiii...everyone i m a bsc-it student and need some good project topic in vb...plzz suggest me some topics.. |
| | Hi, Ever had an application that you want to store [B][U]user specific[/U][/B] settings on? e.g. login name or Form background colours, User specifc DSN connections etc. So the next time they run the app the information is there for them? This can be achieved in VB.net with just a few … |
| | Hi friends, I have different query in access and vb.net. Sometimes record are inserted sometimes not. All coding is correct. when record is not inserted,it gives an exception that 'could not open;database is locked' What is this exception??? My database is not having password. I m using access2007 database. since … |
| | Hi friemds, I have a form which contains one textbox and datagridview. I wnt what, When i type e in textbox ,all records should be displayed which name is begining with e from table in access. I have each 5 records which is begining with a,b,c when i press b … |
| | Hi, I am having trouble removing a line from a text file. When I click on the button in order to remove the line it gives me an error that access to the file is not possible. Now I assume that the file is in use during me wanting to … |
| | I have a web page where I am trying to populate the PSI # into the txtPSI depending on which customer is selected in ddlCustomers. I have written it a way it has worked on a past project and it compiles with no errors, however it doesn't work when it … |
| | Hi guys and gals, I appreciate any help in advance. I have two textbox controls and I want to accept input for textbox 1 and textbox 2. However, when user enters text into textbox 1 I would like textbox 2 to mirror the same text as it is typed. I … |
| | I have so many form in different module in one solution. I already instantiate a new Form as a global variables in my parent form. Then, call the code [CODE] frm.show() [/CODE] in my button1 event any idea? |
| | hi, due to my FTP server not liking to upload .exe files in order to get my auto updater to work i have to rename the folder .file before i upload [I](example: C:/.../desktop/twijoo.exe.file)[/I] after this is downloaded i need it to check the application folder for any files ending with … |
| | Hi Everyone, Is there any easy way of changing the default hover color of a Toolstrip button in Visual Basic.NET |
| | hi we are doing ATM project in VB.NET using sql connection....how to create database in sql...there are two labels in my project namely pinno and acctno.i had database with three fields pinno ,acctno and amt.how to check the details i entered in textbox1,textbox2 are same when compared with database...pls answer … |
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