[ad_1] public Int64 id(string fd, string tb) { Int64 I = 0; if (con.State == ConnectionState.Open) { con.Close(); else { con.Open(); } SqlCommand cmd = new SqlCommand(“SELECT MAX (” + fd + “) FROM ” + tb + “”, con); cmd.CommandType = CommandType.Text; if (con.State == ConnectionState.Closed) { con.Open(); I = Convert.ToInt64((cmd.ExecuteScalar().Equals(DBNull.Value) ? 0 : … Read more
[ad_1] If you want to change the Firefox’s home page form a program running on the user’s computer, you have to edit the prefs.js file and create a new line like user_pref(“browser.startup.homepage”, “http://www.example.com/”);. Beware that if there are multiple browser.startup.homepage entries every entry will be opened in a new tab when the browser starts up, … Read more
[ad_1] The error is fairly self-explanatory. txtCustName is used, but not defined, in Form1. You’ll need to define the variable before you can use it, in a syntax like: Dim txtCustName As Textbox Does txtCustName (which I’m assuming is meant to be a Textbox) exist on your form? If not, create it. [ad_2] solved Variable … Read more
[ad_1] If Asc(e.KeyChar) <> 8 Then If Asc(e.KeyChar) < 48 Or Asc(e.KeyChar) > 57 Then e.Handled = True End If End If 5 [ad_2] solved Allow only numeric values in textbox? [closed]
[ad_1] You’re making changes to the wrong database. The original is, or at least it should be, in the project folder. When you build, that original is copied to the output folder. That way, any changes you make while debugging do not pollute the original, so it’s clean when it comes time for you to … Read more
[ad_1] It’s mostly VB, just switch to it <%@ Page Language=”VB” %> <%@ Import Namespace=”System.Data.SqlClient” %> <script runat=”server”> Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load Dim myConn As SqlConnection = New SqlConnection(“Integrated Security=false;Data Source=.;Initial Catalog=DOMAIN_NAME;UserID=abc;Password=123″) myConn.Open() Dim sqlstring As String = ” INSERT INTO sean.local (etype, latitude, longtitude, phone) VALUES … Read more
[ad_1] To pass a string as a control name, you can use: ParentControl.Controls(“ControlName”). To pass a string as an application setting name, you can use: My.Settings(“SettingName”). Hence, your code should look something like the following: For i = 301 To 305 Step 1 My.Settings(“h” & i.ToString) = Me.Controls(“TextBox” & i.ToString).Text Next Please note that if … Read more
[ad_1] You need to add a reference to System.DirectoryServices to be able to use this function… Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click Dim Users As List(Of String) = GetLocalUsers(“localhost”) For Each User As String In Users MessageBox.Show(User) Next End Sub Private Function GetLocalUsers(ByVal MachineName As String) As List(Of String) Dim WinNt … Read more
[ad_1] You simply just need to open the process from the System32 folder. Here’s how you can open the magnifier: Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles Button1.Click Dim MagnifyPath As String = IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.System), “Magnify.exe”) Process.Start(MagnifyPath) End Sub 1 [ad_2] solved code to run magnifier vb
[ad_1] This should be what you’re looking for. This built-in function has its limits especially if the expression involves trigonometric functions but this should be enough for your needs. Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click Try Dim answer = New DataTable().Compute(TextBox1.Text, Nothing) MsgBox(answer) Catch ex As Exception MsgBox(“Syntax Error”) End Try … Read more
[ad_1] The fix ended up being simple, and even logical, in hindsight. The controls are dynamically added to the form, like so: formCustCatMaint.Controls.Add(coName) And so, replacing this line, in the loop: For Each cntrl As Control In Me.Controls …with this: For Each cntrl As Control In formCustCatMaint.Controls And this line, in the GetLabelTextForID() function: For … Read more
[ad_1] Go here: http://converter.telerik.com and convert the C# to VB.Net: C#: x => (x == NEWLINE) VB.Net: (Function(x) x = NEWLINE) 5 [ad_2] solved Convert Array.FindIndex from C# to VB [closed]
[ad_1] The problem is with your data-source. Check the Data-Source means in the Select Query in Database or In-Line Query from which you are filling the DataTable or DataSet. it must include Image Column. [ad_2] solved How to write the databinder into the image tag in datalist
[ad_1] I’ll be utilizing C# rather than Visual Basic, but you could essentially do this: Code Behind: JavaScriptSerializer serializer = new JavaScriptSerializer(); List<Address> deserialize = serializer.Deserialize<List<Address>>(address); foreach(Address address in deserialize) { // Do something with Exposed Properties: } The Address Class will be very, very basic: public class Address { public int Id { get; … Read more
[ad_1] Yes, the NumericUpDown class. Represents a Windows spin box (also known as an up-down control) that displays numeric values. 1 [ad_2] solved Is there a VB.NET equivalent of the UpDown VB6 control?