20,278 Topics
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| | Good day, I have a vb.net application that navigates to a series of url's and logs in, using credentials read from an external file. After navigating to some URL's a windows security pop-up appears and takes focus. Can anyone please point me to information to populate ths pop-up with credentials …  |
| | Hello people, I Wish to enter items in combobox at run time. Say if i entered a number in textbox1 , for example : 20 So Combobox should be pupulated with numbers from 1 to 20 on Button Click. Thanks |
| | Hi, i want to calculate elasped time in Mintues excluding after 6pm and the weekends. for instance i have a start time on 2013-01-11 2:37:20 PM and need to calculate the time difference with repect to current time(NOW) in minutes by satisfying above 2 conditions. i've been trying to do … |
| | hie people, could anyone tell me what's wrong with following code: Dim cmd As New SqlCommand("SELECT * FROM Security_Ques WHERE Username = " + txtUsername.Text + " and Ques_Index = " + cmbSecurity_Ques.SelectedIndex + " and Answer = " + txtSecurity_Answer.Text + "", con) because it is raising an exception … |
| | Hey people, here is a question that is troubling me from quite a long time. I want to diable the (x) button on form_load event, to prevent user from directly closing the application. How may I achieve this ? |
| | Hi, I'm new here!!! I just want to ask if is it possible to add a property within a property at VB.Net. Sample Public Class Form1 Private xproperties As PreferenceProperties Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load xproperties = New PreferenceProperties PropertyGrid1.SelectedObject = xproperties End … |
| | Hi, Does anyone give me the suggestion about "InvokeRequired"? I can't find "Controls.InvokeRequired" in vb.net2003. I want to write a simple data updating from "Mulitple Thread", but I would like to check whether "Controls" are requied "Invoke" or not. Thanks and regards |
| | HI People, I have following situation. I have an MDI form and a child form which opens upon selecting one of the menus. When this chld form opens it opens with it's defalt size. What I wish to do is open child forms maximized in parent when it(child) form is …  |
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| | Hi I'm trying to Select Data from an Access DB. I wrote this query to Select all Invoices that were Invoiced between two dates. I get the following error Syntax error (missing operator) in query expression 'Invoiced >=02/01/13 AND <= 05/01/13' "SELECT * FROM invoiced_filter WHERE Invoiced > " & … |
| | Hi all! i was just thinking if there could be any logic behind "starting an application automatically when a prescribed folder is accessed?" More clearly, i need to prevent my data inside a folder, and want the application to get the password from user, if it is correct, application may … |
| | Although the program still run fine I am getting a little tired of the warning on my program that I can't get rid of. First one is with a process: Dim NewProcess As Process = New Process If Attachment2TextBox.Text <> "" Then NewProcess.Start(Attachment2TextBox.Text) Here is the warning: Warning 5 Access … |
 | I want to call the button events. here is the similarity of what I want. NB the following code is not working it just the sample to show what I want the code to look like. if Button1.Clicked = True Then ' Do my thing End If So my problem … |
| | Hi all, my name is Luigi and i'm working on little windows app to send trought serial port some hex value from file. With following routine i get the total contens of thext file in a list box. Sub ToolStripMenuItem1Click(sender As Object, e As EventArgs) openFileDialog1.ShowDialog textBox1.Visible = True listBox1.Visible … |
| | Hey guys! Im having a little problem with my datetimepicker!Im making a personal payroll system,where I want to add employee's daily hours!for example: Employee name:Marcus Veron IdPayroll:032012 Date|Hours 19/07/2012 | 8 20/07/2012 | 8 21/07/2012 | 7 Well im having problem quering the date field...cause in my datetimepicker i have … |
 | Greetings! How to remove the **X** button in the upper right corner of VB forms?  |
| | We all have been on facebook and also appreciate its beauty. Now here is the point. I am developing an application in VB.NET which also implements the functionality of account management. I have added a menustrip to handle various operation of account and now I want to add a menu … |
 | Hey guys how do you filter a datagridview with a the contents of a combo box? For example i have a combobox filled with categories. btw im using a MYSQL as database |
| | Hello all, I Wish to call Button1_click event of Form1 in Button2_Click event of Form2. i.e Calling event of one form into evnet of other form. How can I achieve this? Thanks. |
| | I want to create tables in database dynamically i.e at the click event of a button or any other event. Suggest me HOW ? Thank You |
| | Greetings! I have a problem with my dialog box, my project has multiple form. When I try to exit the dialog will appear, If will the OkButton the method function as what i want, but if I click CancelButton the from will close itself but the program is still running. … |
| | I have one table with content of data with a Status (Yes/No). I want to get sum of total data where status is "yes"and put it into another table and sum of total data where status is "no" and put it into previous table in a different column to maintain … |
| | I'm encountering a problem when I try to write over a network stream. When I press this button here, I can successfully write to the tcp stream and the other part of the program successfully receives the data. Dim ClientSocket As TcpClient Private Sub btnConnect_MouseClick(sender As Object, e As System.Windows.Forms.MouseEventArgs) … |
 | I want this code to run in the background but still be active: Private Sub frmMain_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles Me.KeyPress lblTest.Text &= e.KeyChar End Sub |
| |  I'm trying to figure out how to add a new connection to MySQL running on a different computer on my network. When I click Project --> New Data Source a list of drivers appears, but none of them are MySQL (see thumbnail) which I have previously installed. I'm … |
| | Greetings! I just want to ask on how to transfer a letter from a textbox to label? what I mean is for example we have a label then a textbox, In a textbox I'm going to type a random words/letters then If there is a letter "A" in the text … |
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| | I want to print like this in 100 rows in vb.net useing cristal report how to do this? |
| | Hi, How can I set the the cursor initially in the text box whenever my application executes? Please help. Thanks |
 | Private Sub txtDesc_TextChanged(sender As System.Object, e As System.EventArgs) Handles txtDesc.TextChanged Select Case Asc(e.KeyChar) Case 8, 32, 65 To 90, 97 To 122 e.Handled = False Case Else e.Handled = True End Select End Sub **I am encountering these errors: 'Handled' is not a member of 'System.EventArgs' 'KeyChar' is not a … |
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