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  1. T

    Question Tick the record in the DataGrid if it is registered in another table

    Hello I have a table, for example, Table1 with fields (ID, Name) that I display its records with a Select command in the DataGrid. If that record was also recorded in Table2, I would like it to be ticked in the DataGrid. Sorry if I posted in the wrong forum Thank you for your advice.
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    Attach Database to Project and View in Server Explorer

    Hello I have copied a database file from another project into my project and added it to my project with the command: Dim con As New SqlConnection("Data Source=.\SQLEXPRESS;AttachDbFilename=" & My.Application.Info.DirectoryPath & "\dbkarkhaneh.mdf;Integrated Security=True;Connect...
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    opacity to child form in mdiParent form

    Hello I have a mdiParent form and two other child forms (child1, child2) are opened inside this form and child2 is opened from within child1 and I want to have a opacity child2. This is mu Code : Private Sub btnMoreConsignmen_Click(sender As Object, e As EventArgs) Handles...
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    Question Show the messagebox again

    Why is the message displayed twice? this is code : Private Sub TabControl2_SelectedIndexChanged(sender As Object, e As EventArgs) Handles TabControl2.SelectedIndexChanged If txtName.Text = Nothing Then TabControl2.SelectedIndex = 0 MessageBox.Show("برای...
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    Question Double click check DataGrid

    Hello How can I find out if the user has double clicked on the datagrid or not? Note that I don't want the double click event. Check whether the user has double-clicked or not For example, if you don't double click, send a message?
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    Question Move between GridView records and display them in Textbox

    Hello I have a data grid, I want to move between the overlays by pressing the up and down arrow keys, and the data grid information will be displayed in the text box. I did this now in the Cellclick event, but I want to do it in KeyUp and keyDown as well, but when I do this and move, it...
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    Question Changing the date display format

    Hello friends I use the following function to get the date: Public Function Shamsi_Date() As String Dim DT As Date = Date.Now Dim Glob As New Globalization.PersianCalendar Shamsi_Date = Glob.GetYear(DT) & "/" & Glob.GetMonth(DT) & "/" & Glob.GetDayOfMonth(DT) End...
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    how to inactive tabpage in tabcontrol?

    I have two TabPages. I want the key of one of the tabs, for example TabPage2, to be disabled (the key on the top of the tab), not the elements inside the panel. Thank you for your advice this way :
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    Question PlaceHolder

    hi ! how create place holder for textbox in vb.net thank
  11. T

    Separate tags html

    hi dear ! I want to be saved as web page links(titles) in the database I want a list of files to be downloaded and stored in the database I just want to be saved pdf links Please Help Me
  13. T

    how to solve "System.Data.SqlClient.SqlException"

    how to solve "System.Data.SqlClient.SqlException" i use from as visual stodio 2013 this is image :
  14. T

    Difficulty in implementing programs

    What is the problem? Please help quickly AND See the end of this message for details on invoking just-in-time (JIT) debugging instead of this dialog box. ************** Exception Text ************** System.Data.SqlClient.SqlException (0x80131904): The user instance login flag is not...
  15. T

    Passing Data Between forms

    Hello ! How do I transfer data from one form to the second form? Please explain fully
  16. T

    Show all data in a single

    Where is my problem? Please Help Me
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