19,729 Topics
 | |
| | I am working on a web application that builds a KML file using a list of coordinates and is supposed to display them on Google maps when you click a button. When I'm testing it on desktop it works, as it brings up google earth with no problem. However, when … |
| | My project utilizes a DataGridView that retrieves its data from an Access database file. Is there a "snippet" of code available that prompts the user to locate the database file should it be removed or renamed that will overwrite the connection strings used to create the project's Data Source.  |
| | Hi everyone! Why does it seem that no one is giving an effort for this concern. I know that the code is long but could anyone please shed some light for me here. I need to create a program that captures video and images using either a built-in camera on … |
| | i connect a database (.mdb) but getting error when i try to save a data in field more than 50 character. i also set document field for 255 char. then cant change it even i edit it from ms access. how can i set mdb. file to input 255 character …  |
| | I want to open some files using my program. and I decided to use a shell command. but when i use shell it gives "file not found error" for example Shell("C:\Documents and Settings\ÖnerYavuz\Desktop\aa.txt") ==> it gives error but Shell("C:\Documents and Settings\ÖnerYavuz\Desktop\warkey.exe")==> its work and i thought it opens only exes. …  |
| | Hi I am using AxDHTMLEdit for editing HTML docments in my VB.NET application. But while saving this document using AxDHTMLEdit1.savedocument the symbols for POUND, YEN, EURO changes to question mark. (?). I think this has something to do with meta content / charset. But not able to solve this so … |
| | I have one field of the student in database and I have to pass two rules in it i.e Classes 1-9 will only have 1 book for 1 week and Classes 10-12 will have 2 books for 2 weeks. How can I do that? |
| | On my form I've got a picturebox, radio buttons and check boxes. The check boxes relates to a Square/triangle, in which a square/triangle will be displayed on the picturebox. And the radio boxes relate to rectangle/circle which are displayed when either radio button is selected. I have been told to … |
| | Hi everyone, i've utilized asp_net compiler to encrypt my asp.net coding in command prompt (cmd.exe) and moved to other server and it is worked fine, [U][B]This is the command that I executed in cmd.exe[/B][/U] C:\windows\Microsoft.NET\Framework\v2.0.50727>asp_net_compiler -v "/" -p "c:\existing_folder" "c:\new_folder" but if all my original program files (in existing folder) … |
| | Hi I am looking to retrieve and play video files from a database. The url and not the binary data is stored in the database. I previously managed the download file when they were stored in the binary format, but now to increase performance I want to just link to … |
| | Hi I am trying to store the filepath of uploaded files in a sql server database using vb.net. I have run the code at it uploads fine but nothing is being added to the database. Any help will be greatly appreciated. [CODE]Protected Sub btnUpload_Click(ByVal sender As Object, ByVal e As … |
| | Hello. Am creating a new program, it is like a webbrowser. But I need to make my own downloader from the webbrowser(I need my downloader start instead of internet explorer downloader, Internet download manager etc.) Sorry for my bad English :S |
| | I'm trying to store a data from the checkbox. when i checked on NSO Birth Certificate it has to be stored into my mssql server. here is my code If nso.Checked = True Then strsql = "insert into student info(Requirements) values ('" & nso.Checked & "')" Dim sqlcmd As New …  |
| | Hi everyone, sorry to bother. I am new in Visual Basic and I am using this in my final year project as a GUI. My system is an attendance tracking system which requires student to scan their rfid tags to make sure their attendance is taken. A lecturer can view … |
| | im creating a custom button . when user select a image file for button image i want to add it to the project resource (in design time) . how to do this?? im currently drawing image using image location but its not a good solution.  |
| | Hi guys I am trying to declare a array within a structure, and it is not working. I'll paste the code below and if anyone can help it would be greatly appreciated. [CODE]Structure league Dim id As String Dim name As String Dim players(20) As String End Structure Dim leagues(100) … |
| | In part of my program, i have to insert Equation.DSMT4 into the richtextbox control. I found that there is no methods in richtextbox to insert ole objects. If anybody knows, pls help me to get solution for this problem |
| | Well I need to be able to click this picture out of my webbrowser in VB. [CODE]<img src="/images/skip_ad/en.png" alt="Skip Ad" height="39" id="skip_ad_button"[/CODE] I have tried this code: [CODE]Dim col As HtmlElementCollection = WebBrowser1.Document.GetElementsByTagName("img") For Each elem As HtmlElement In col If elem.GetAttribute("src").Contains("/images/skip_ad/en.png") Then elem.InvokeMember("click") ListBox1.Items.Add("clicked") End If[/CODE] And this code: … |
| | how to enter the date in the masked text box and how to validate it |
| | hi.. I build program to launch application(launch application can as local profile or can as network credentials) using Advapi32 "CreateProcessWithLogonW". but I got the problem, I can't capture message of standard output(Stdout) and Standard Error(stderr). could everyone help me how to capture message and the code? thanks |
| | Hey guys! I have limited experience with Visual Studio and have a question about Querying an Access database. I have created a Visual Studio application that displays and modifies an access database. I have use datagridview and detailed view to insert data and view data in the Access database. I … |
| | i used to create sub procedures in vb6 under tools/ add procedure. Same is not available in vb2008. how can i create sub procedure in form. for eg. Private Sub CmdDisabl() Cmd_New.Enabled = False Cmd_Amend.Enabled = False End sub if i type above code in form i get error statement … |
| | Hi, hope someone has an answer to my problem. my add and edit function is fully working. but after a successful edit, another edit attempt has already an error. Error: Procedure or Function has too many arguments specified [CODE]Private Sub global_edit() '- Is_with_ref_doc Dim ref_docCheckBox As Integer If Is_with_ref_docCheckBox.CheckState = … |
| | I have started the familiarize myself with WPF and have gotten stuck with the ListView I've read a lot of documentation about binding and I can't seem to find how to populate a ListView programmatically. It seems like a lot of work to create the binding and classes, etc, just … |
| | I can't round up the decimal number using VB.net i'm using Cint(12.5) this must be 13 but it is not so i try Round(12.5) but still not roundup what do i do? please help!!!  |
| | HELP!! I try to bind a textbox to a datatable but i cant.. I checked if the datatable is filled (it includes the results of a sql query)and it s ok.. i can depict the result in a combo box but not in textbox. I wait for only one result … |
| | hi, here i tried the coding for splitting the document file from the merged file,, i found the problem that a new document is not creating [CODE] Dim str1 As String = TextBox1.Text Dim str2 As String = str1.Replace("[", "") & str1.Replace("]", "") Dim filename As Object = "f:\" & … |
| | I have a field of Issue date which takes the date of that very day when i fire the query now I want that field of Return Date in my data base should take the date while adding 14days to it? How do i do that? |
| | Hello.. I have a datagridview.. It is unbound to any database and has 2 columns.. 1 is item name and other is amount/expense, incurred.. I want the total of expense incurred be displayed in the textbox on button click ie adding the numbers in amount column.. I tried something like … |
| | Hello, Dear memebers, when I'm trying to delete and update my bindingnavigator it shows me following error. Update requires a valid DeleteCommand when passed DataRow collection with deleted rows. I dont whats going wrong following is the code to update my binding navigator Me.Validate() Me.TableAdapterManager.UpdateAll(Me.myDataSet) Me.myBindingSource.EndEdit() Plz i need ur … |
The End.