this is the errors when i try to compile my created report in vb2010: the value expression for the text box 'textbox1' refers to the field 'name'. report item expressions can only refer to fields within the current datase scope or, if inside an aggregate, the specified dataset scope. this is my dataset:
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I want to add a condition when textbox1.text changes , the added text to textbox1.text is showed in another textbox.
View 6 Repliesis there anyway to make listbox1.item1=textbox1.text? or the first row of richtextbox1=textbox1.text?
View 1 RepliesI require the expression which determines if a Data Item in a DataRow is null.
Required Code
If MyDataSet.Tables("MyTable")Rows("MyRow").Item("CheckingItem") [IS NULL] Then
'[Do Something]
End If
Attempted Code Resulting in Thrown Exceptions
I have attempted the following code which resulted in the exceptions posted under them.
If CType(ds.Tables("MyTable").Rows(0).Item(2),System.String) = "" Then
Me.lblOutput.Text = "Good"
End If
System.InvalidCastException: Conversion from type 'DBNull' to type 'String' is not valid.
I have a form with 72 buttons (YES nearly a hundred) kinda laid out like a grid, its to set up an alarm system so the form looks like the room the system is installed in and you just press on both buttons you want your alarm to check between.
THE GOAL: either, get all the buttons between the two that were pressed to become red, like the "line not to be crossed"... or get an image of a red line to stretch between both buttons (seems i lost all button co-ordinates when setting them in a tablepanellayout). here is what I have for the first solution so far:
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I have the following Data Transfer Objects defined:
Public Class MemberWithAddressesDTO
Public Property Member_PK As Integer
Public Property Firstname As String
Public Property DefaultAddress As AddressDTO
Public Property Addresses As IQueryable(Of AddressDTO)
End Class
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Just a quick question my textbox1.text seems to get focus when I run the APP.how do I cancel any focus to any textbox?I just don't want to select it or anything when I work with it only when the user select or uses it.
View 1 RepliesI have a textbox in my program which refers to the user specified path. Everytime the program is started it retrieve the setting :
Private Sub frmmain_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
If My.Settings.path <> "" And My.Computer.FileSystem.DirectoryExists(My.Settings.path) = True Then
txtpath.Text = My.Settings.path
ElseIf My.Settings.path = "" Then
When I try the program on my own system there is no problem. But the customers said that everytime they start the program the messagebox popups and they have to choose the path again and again.
what is the code for sending IP via textbox1.text and button1.text
View 9 RepliesLabel1.text += textbox1.text doesn't work, say they is 0 in label1 and i enter 1 in the textbox1 it adds it to the label like this
0111111111111
But i need it like add up whatever is in textbox to whatever is in label1 This works
Label1.text += 1 but thats not what i need I got this to work once before, but i cant remember because its been long time ago.
A dialog with a textbox is reading a text file within the project like this
CODE:
That works fine, but how to save the edited text back to the file when I hit Save
I'm making a program that I need to put a button in that when you click it it sends the writing in form1's textbox1 one to the email you type in dialog1's textbox1.
Basically I have a textbox and button on Form1 that when you press it opens dialogbox1. In dialogbox1 there is a textbox and a send button. I need to make it so when you press send it sends an email to the email adress you type in the textbox and the body of the email is whats in textbox1 of form1.
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Let's say that you have a texbox labeled TexBox2 and you don't want it to be seen when the program runs because TextBox1 pulls information from TextBox2 and it shows up inside of TextBox1. How would you go about doing this?
View 1 RepliesHow Get from TextBox1 the text after Name=
+ It's Variable
To the TextBox2
How do I add Textbox1.Text to a textfile?
View 4 Repliesso i am wondering why this is not working. I have tried every thing i have used textbox1.text = smessage and textbox1= "smessage"
What i want is the output of smessage to not only write to a txt file , which it does but also pop up in my text box on my form as it runs. not sure what i am doing wrong. it seems so easy
here are the main codes
Public Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click, TextBox1.TextChanged
' some other DIM stuff here all normal stuff
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Basically, the user needs to replace a specific line by writing in the textbox. However, when I get the final result, it only shows the first character of the given string. For Example, user writes "Hello", output gives "H"
Public Class Form1
Dim fso = CreateObject("Scripting.FileSystemObject"), inputFile = fso.OpenTextFile("C:\Users\chhunla\Desktop\New folder (2)\0.txt", 1), outputFile
Dim str As String
Dim str1 As String
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how can i add space between TextBox1.Text & selectedColumn ) to avoide (computers50) i need it to be (computers 50)
msgbox(TextBox1.Text & selectedColumn &
" Will Be Added To your Store"
Im needing to add a delay which is set by users in textbox1.text
For Each item As String In ListBox1.Items
SendKeys.Send(item)
SendKeys.Send("{ENTER}")
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what is the best way to do it in Visual basic
i m using vb.net 2008.Example we have textbox1 and textbox2, question is how to show text from textbox1 into textbox2 but getting text line by line not all text from textbox1.
View 3 Repliesi have a question about a code.So when i press a button, some text comes up in textbox1.But what is the code so that after the code there will be an "ENTER" so it will switch line.I think its something like this
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
TextBox1.Text = "Hello" ("{ENTER}")End Sub
I want to make a button when i press it it put text into Textbox1
View 5 RepliesIm currently making a tabbed web browser, but i cant get it to display the current tabs url,Before you post:
Ctype(tabcontrol1.selectedtab.controls.item(0), webbrowser).url.tostring Doesnt work because ive got a custom class.
So, I have a list of about 20 things I want to see if the text contains.Reason: The program verifies username/pw via a MySQL(Not MSSQL) database on the web. I am looking for common characters that could be used to SQL Inject.So, instead of doing a,if textbox1.text.contains = "+" or textbox1.text.contains = "-" or...etc.anyway someone can provide a short source code of how i can just put it so like..
View 8 Repliesgetting all of the text from WebBrowser1 to my textbox1.text I tried
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textbox3 being my website and textbox1 being were i want all the text.
I want to when you press the start button or stop that it displays a message output to the textbox 1
here is code from another member
HTML
Private Sub OnCheckedChanged(ByVal sender As Object, ByVal e As EventArgs) Handles togglecheckbox.CheckedChanged
Dim cb As CheckBox = CType(sender, CheckBox)
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when the page loads (I cant use WebBrowser1.Navigated because im using tabs)
i want it to change TextBox1.Text to the Selected Tabs URL
I tried
TextBox1.Text =
CType(TabControl1.SelectedTab.Controls.Item(0),
WebBrowser).Url.ToString()
But i keep getting an error message
The title explains it really, im not quite sure how i can Check contents of Listbox againtst text in Textbox1 effectivley saying, IF STRING in Textbox1 is contained in ListBox1 then show messagebox.
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i'm trying to make simple process killer... but i do not know how to make a selected item apper in textbox1
something like??
combobox1.item selected = textbox1.text
i want to display text from textbox1 & textbox2 into a label when click on button. the code is
label1.text = textbox1.text & " " & textbox2.text
i using the "" for spacing. is there any other way for doing spacing?