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My program is divided into two parts , a server and a client. when the client connects to the server , At this time, the server should send numbers 1 to 10 to the client. but only one or two first number is send. this is the variables : Dim pClient As TcpClient Dim Listener As TcpListener Dim...

Ok , i got it .... Anyway ...... Thanks

Hi friends There is two control in my form,a label and a button , i want when i click the button ,the color of label's border change. Thanks

hi there is a button on my main form . when i click it ,my message form (dynamically is created and content a TableLayoutPanel with a label and a button "Ok") will display . the problem is : when i click "ok" button (for first time) nothing is happend . but for 2th time i click , then the...

hi I created a program (named acounting) with visual studio 2008 and then I created a setup file (my pc's OS is windows 7 ultimate service pack 1) .this setup file is work on main computer perfectly , but if I install this setup on the other pc (os is windows 10 home) after installation , when...

you're right .... thanks

Thanks I test your way just now , but ColumnChanged or ColumnChanging events don't occur when an expression set for column. This is the list of events that I test : 1-DataTable.ColumnChanging 2-DataTable.Column changed 3-Dgv.CellValueChanged

Hi friends Is there any way (something like event) to find out changing the value of a column that expression property set for it.

Thanks , the problem is solved , by using Row.EndEdit

Hi There is a DataGridView in my form with a DataTable as a DataSource . This DataTable is linked to a DataBase. I set the AllowUserToAddRows property to false , so when I run the program there is no any row in dgv . I use the code below to add new row : MyDataTable.Rows.Add() So a new row add...

hi in my program i set this changes for MainForm(because of general operating program language) RightToLeft=Yes RightToLeftLayout=True the main part of form is ok , but (as you know) with this setting ,in the title bar the position of formText and control box is changed.this is my unwanted...

Ok ... Thanks

hi in right to left Languages we must align controls from right in a form . (Specially , the problem appear in dynamic control creating) . generally , controls put on form from its base (left corner of control) . is there a way to create a control with right corner base?

hi how can i list all math functions that are collected in math class into a listbox or combobox?

thanks... you're right . but suppose the number of textbox is not specify. in this case please answer my question.

hi friends i have 2 form on my project.in the secend form has this controls : 1- 5 textbox that add to form at runtime (TextBox(1) , TextBox(2) , .... ) 2- 2 button that add at design time (Button1 and Button2) i set button1 as AcceptButton property for the form. now i want each time the form...

thanks ... so it's the best method?

hi friends sorry if this is a wrong forum. i create a program that open an excel file and i can programatically edit that. after editing , when i want to exit from excel , a message appear about existing a file with this name and choice replacing or not.how can i prevent appearing this message.

hi there is 6 datatable in a dataset . i want to add 5 datatable's column' values in an expression of sixth datatable.i know how can i use one datatable ... but 5 datatable ... i dont how. please guide me.

hi i have a dataset with10 datatable . can i specify an expression for a datatable that refer to columns of all other 9 tables. i know that first i must define relation between tables.but i dont know which model of relation. please help me about it.