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modified on Sunday, March 7, 2010 7:54 AM

What is LINQ :rolleyes:

hello Friends i want String Compairions function like str1=This is demo str2=this is Demo above str1 and str2 are same Thank you @};-

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hello i want code in use capcha img use and give small example Thanx @};-

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modified on Sunday, April 12, 2009 1:52 AM

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What is Share Point? how to work in Asp.net in Share Point with some example

If Not (e.KeyChar >= "0" And e.KeyChar < "9" Or e.KeyChar = vbBack) Then e.Handled = True

modified on Sunday, March 8, 2009 12:49 AM

Public Class Form12 Dim ds As New DataSet Dim da As New SqlClient.SqlDataAdapter Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim CN As New SqlClient.SqlConnection CN.ConnectionString = "Data Source=homepc\sqlexpress;Initial Catalog=Northwind;Integrated Security=True" Dim cmd As New SqlClient.SqlCommand cmd.Connection = CN cmd.CommandText = "Select * From Customers" da.SelectCommand = cmd da.Fill(ds, "Customers") da.Fill(ds, "CustomersDummy") Dim PK(0) As DataColumn PK(0) = ds.Tables("Customers").Columns("CustomerId") ds.Tables("Customers").PrimaryKey = PK MsgBox("ok") Me.DataGridView1.DataSource = ds Me.DataGridView1.DataMember = "Customers" End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click MsgBox(Me.ds.Tables.Count) Me.ComboBox1.Items.Clear() For Each tbl As DataTable In ds.Tables Me.ComboBox1.Items.Add(tbl.TableName) Next End Sub Private Sub ComboBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ComboBox1.SelectedIndexChanged Dim tbl As DataTable = ds.Tables(Me.ComboBox1.SelectedItem) Me.ComboBox2.Items.Clear() For Each col As DataColumn In tbl.Columns Me.ComboBox2.Items.Add(col.ColumnName) Next End Sub Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click Dim tbl As DataTable = ds.Tables(Me.ComboBox1.SelectedItem) Dim Ans As String = "" For Each dr As DataRow In tbl.Rows Ans &= dr.Item(Me.ComboBox2.SelectedItem) & ", " Next MsgBox(Ans) End Sub Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click Dim dr As DataRow Dim Str As String = InputBox("Enter Customerid") dr = ds.Tables("Customers").Rows.Find(Str) If dr Is Nothing Then MsgBox("Not found...") Exit Sub End If MsgBox(dr.Item("ContactName") & "-" & dr.Item("Country")) dr.BeginEdit() dr.Item("ContactName") = "Mr. " & dr.Item("ContactName") dr.Item("Country") = dr.Item("Country").ToString.ToUpper dr.End

i want code click button and call dll file in vb.net application

Public Class Form1 Dim flag As Integer = 1 Dim tem, j As Integer Private Sub timer(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick Dim path As String = "C:\C#\LED\off.gif" Dim path1 As String = "C:\C#\LED\on.gif" Me.PictureBox1.Image = Image.FromFile(path) If j <= Val(Me.TextBox2.Text) Then If flag = 1 Then Me.PictureBox1.Image = Image.FromFile(path) flag = 0 ElseIf (flag = 0) Then Me.PictureBox1.Image = Image.FromFile(path1) flag = 1 End If j = j + 1 If j = Me.TextBox2.Text Then Timer1.Interval = Me.TextBox3.Text * 1000 j = 0 End If End If End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click tem = Math.Floor(Val(Me.TextBox1.Text / Me.TextBox2.Text)) Timer1.Enabled = True Timer1.Interval = tem * 1000 End Sub End Class

modified on Monday, March 9, 2009 3:33 PM

hello how can retrieve data in database i want fill all the check box selected from database use JavaScript asp.net

SqlConnection cn = new SqlConnection(@""); string []Sel=new string[3]; int Cnt; protected void Page_Load(object sender, EventArgs e) { } protected void Button1_Click(object sender, EventArgs e) { SqlCommand cmd = new SqlCommand("Select * from color", cn); SqlDataAdapter da = new SqlDataAdapter(cmd); DataSet ds = new DataSet(); da.Fill(ds, "color"); string d; for (int i = 0; i <= ds.Tables[0].Rows.Count - 1; i++) { for (int j = 1; j <= ds.Tables[0].Columns.Count-1; j++) { d = ds.Tables[0].Rows[i].ItemArray[j].ToString(); Sel = d.Split(new Char[] { ',' }); Cnt = Sel.Length; switch (j) { case 1: { multchk(chk1, chk2, chk3, Sel); break; } case 2: { multchk(chk4, chk5, chk6, Sel); break; } } } } } protected void multchk(CheckBox ch1,CheckBox ch2,CheckBox ch3,string []str) { if (Cnt==1) { if (str[0] == "1") ch1.Checked = true; if (str[0] == "2") ch2.Checked=true; if (str[0] == "3") ch3.Checked = true; } if (Cnt==2) { if (str[0] == "1" || str[1] == "1") ch1.Checked = true; if (str[0] == "2" || str[1] == "2") ch2.Checked = true; if (str[0] == "3" || str[1] == "3") ch3.Checked = true; } if (Cnt==3) { if (str[0] == "1" || str[1] == "1" || str[2] == "1") ch1.Checked = true; if (str[0] == "1" || str[1] == "2" || str[2] == "3") ch2.Checked = true; if (str[0] == "1" || str[1] == "2" || str[2] == "3") ch3.Checked = true; } } protected void singchk(CheckBox ch1,CheckBox ch2,string []str) { if (str[0] == "1") ch1.Checked = true; if (str[1] == "2") ch2.Checked = true; }

i have store data use check box selected in text how cant retrieve data in check box retrieve time fill the check box selected with find own text like store database text in mango fruits banana[] mango[,] orange[]