I have the login form glitch figured out, and now I'm wanting to make a system within the login form's code to check to see if the characters save file exists...
I have the save, load, and test load functions here as follows, and I want to figure out a way to make something test to see if both the character name and the password match a file and or see if they actually exist in that combination.[code]...
What is the easiest want to check if a .dll file exists, then to load it ? ( i don't need to use modules from that dll file, i just want to run it ).
View 1 RepliesHave only just started trying Visual Basic after using Delphi almost ever since it first came out. How on earth do I see if a file exists? - simple terms please
View 2 RepliesHow do I check if any file exists in a folder.
If found I want to delete it.
I can check for a specific file:
If System.IO.File.Exists("C:Labs" & "Lab0.txt") = True Then
msgbox "Files Found"
else-------------> I want to Delete it End If
Check if file exists in a folder
View 3 RepliesIn vb.net (using vs2005), I'd like to see if www.domain.com/myfile.txt exists.
View 2 RepliesWhat I want my code to do is to check to see if a text file exists, and if it doesn't, it'll create one and write to it, but if it does then I want it to make the contents my label's text.
Here's my code:
Imports System.IO
Public Class Main
Private Sub Main_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
[Code].....
How can I check if a file exists on a server? Let's supposed that I want to check if "[URL]" exists. How can I do that?
I tried to do this but it does not work:
Dim fso As New FileObject
If fso.FileExists("[URL]") Then
MsgBox("exists")
Else
MsgBox("File not found")
End If
The following code will save an item to file over and over again, but how do I save an item only once?
Dim w As New IO.StreamWriter("E:est.txt", True)
w.WriteLine(ListBox1.SelectedItem, True)
w.Close()
If, for example, number1 is already saved in the txt file then how do I not save it again, using something like the following?
dim exist As IO.FileAccess ("e:s.txt")
if exist.that.item.is.exist= true then
w.WriteLine(ListBox1.SelectedItem, True)
[Code] .....
I am using VS 2010.
Is there a way to find out if a file exists if you only have the file extension? I tried this but it doesn't seem to work.
If My.Computer.FileSystem.FileExists(drive.Name & "*.cde") Then
I have some code that loads an XML which works fine, then it checks in a certain directory for a file. Then if that file exists it displays the file name if not it dispalys "no image available"
VB
FolderBrowserDialog1.ShowDialog()
If RBFP1.Checked = True Then
TXTPath2.Text = FolderBrowserDialog1.SelectedPath
If My.Computer.FileSystem.FileExists(TXTPath2.Text & "DatabasesFuture PinballFuture Pinball.xml") Then
[Code] .....
How can I check if an Image File exists in a Folder?I need something similar to this:If C:***My RecipesNick's Milktart 237.png Exist ThenThe code that goes here is not a problem; I will show it as soon as it works.
View 2 Repliesi want to check if a file exists in the Application.StartupPath. I tried My.Computer.FileSystem.FileExists but that checks the whole computer doesn't it. ? How do i check if a file exists in a directory?
View 5 RepliesI wont to be able to check if a table exist, if not i wont to create it...
This is the code i use for connecting...
Code Block
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
View 2 RepliesI am working on a Windows Application where i need to check a file exists in particular library with user crediantials.
Note : .Net framework 1.1 (VS2003)
I'm trying to save an excel file:
vb.net
xlWBook.SaveAs("J:DOWNLOADS.xls")
xlWBook.Close()
xlApp.Quit()
If the file already exists excel will open an message box and ask if you want to overwrite. If I click yes, it works. If I click no or cancel, I get an error:
Exception from HRESULT: 0x800A03EC
How can I tell what button the user clicked?
I have a simple program that opens up a text file and changes it and then what I want to do is save a text file when you click the "convert" button to the directory that the exe exists in e.g. "C:UsersBeaudeanDesktop--Distro--" etc. so say I have a richtextbox with the text in it I want to save and a button called "convert", when I click convert it will save it in the programs root folder with the name "main.html" and I also want it to overwrite any file with the same name.
View 3 RepliesI'm trying to do this on a DotNetNuke site with multiple portals, so I want to do this server-side VB loads a javascript file if it exists.
View 1 RepliesI'm currently developing an editor for an AFL management sim.I want to be able to load three or four multidimensional arrays to the program, then save them to the same file. I tried the tutorial on here but got completely muddled up. Why can't it be easy like in VB6 When it was like 10 lines of code tops!
View 5 Repliesi wanna be able to check if the file "thisfile.exe" exists, and if it does then delete all the other *.exe files it finds but not deleting the "thisfile.exe", how would i be able to do that?
View 10 Replies# TAG NAME = is saved to a file using the code below but when I load that same file back into a RichTextbox Control using additional code below, I get inconsistent results as I try to parse the text. Has anyone else had this problem?'Save the contents of the RichTextBox into the file.richTextBox.SaveFile(saveFile1.FileName, RichTextBoxStreamType.RichText);'Retrieve contents of File into RichTextBox control Dim logData As String
logData = System.IO.File.ReadAllText(path + "\" + filenname);
I want my app to load a .exe file specified by the user, crypt it then save the crypted .exe file on a path also specified by the user. I need some guidance on this. First of all, I am currently using IO.filestream to store the .exe file. When I save the completed file (so far in development, that means a copy of the file as I haven't added encryption yet) the .exe file appear there alright, but without the icon (it has the standard/no icon instead) and it does not work. I tried outputting it to a .txt for examination and it was a bunch of tokens as one would expect. Here is the statements:
[Code]...
[VB 2008 express edition] i am doing a application data grid view bound data from MS access (.mdb) as my dataset. the dataset have 5 tables, each table consist of ID, Items, Rates, And Amount, i face some problem here:
a) cannot delete row from the table, (using binding navigator but error)
b) how can make a opendialog to load the .mdb file dataset table in to the datagridview?
c) how do i save table in the datagridview into the MS Access file ?
I have a treeview control that contains an Active Directory OU structure and I want to save this to an XML file, and load it again later.
When I save an OU that has a space in the name, I get an "XMLException was unhandled" error. The description is "The ' ' character, hexadecimal value 0x20, cannot be included in a name.".[code]...
I have a made a simple program with multiple forms and multi text boxes in each form where the user inputs text into textboxes. I would like to be able to save the data into a file and then be able to load the text from that same saved file.
Is there a code template that would allow me to do this?
Instread of using SQL Connection is there a way to save and load the rows from an .INI file and if it can, mind showing me how?
View 1 RepliesLet's say I got a Dictionary type object holding some important info. Well, my user wants to close the program and work on it later.
How do I save the Dictionary and other variables in one single file, which can only be read by my program itself?
I would like to load a file from www and save it to folder. I am using Visual studio 2008 an VB in form aplication. So how to load a file from example www.test.gg and saving it to c:/myfolder/
View 3 RepliesI'm building a small program like notepad and wanted to know how to make it save and load a file[code]....
View 1 Replies
