I have a field displaying on a datagrid that the user has asked to be variable length based on the data that is returned. Is there an easy way to determine how many characters are returned for a field and then converting that to a pixel length so that I can change the length of the field in the code.
View 2 RepliesI am trying to error check a piece of code
This is from my previous thread which 'Codeoder' help me on..
[URL]
I have a RTB which I import with a set of 7 or 9 didit numbers, 7 for Staff and 9 for Students. e.g. Staff numbers
0628189
0628191
0629991
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this is not working?
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End WhileI am trying to read from the ": " to the end of the line. I keep getting this error: Index and length must refer to a location within the string. Parameter name: length
am getting the above exception while swaping Items in the list(lstRoutePriority).PFB my code
if (lstRoutePriority.SelectedIndex > 0)
{
//Swap the two items
[Code].....
"Index and length must refer to a location within the string. Parameter name: length" whenever I run this code
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If using the following in an if statement I get an error: If trg.Name.Substring(4, 6).ToUpper <> ("ABCDEF") Then I get the error: "Index and length must refer to a location within the string. Parameter name: length"
I assume this is because the string (trg.name) is too small for the 4, 6 substring. What would be the correct method of working around this problem? VB.net Studio 2008.
I need to create a function named isValid to validate some criteria, text length character content. have validated length but i need to validate at least one Uppercase letter and one number is used(minimum) i was thinking of using a loop to check each character individually. thats probablly where i go wrong i, i often convolute the simple and keep heading of track.
View 3 Repliesi need to know how much space an array of bytes will use on an hard disk
View 9 RepliesWhen I load in the file to my program.
GPRS: 232154,456464,546
IP Addr: 123.456.2.789,9001
Interval: 12.5422
It appear Length cannot be less than zero. Parameter name: length.
My program is...
Private Sub Loadbtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Loadbtn.Click
'Dim strFileName As String
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Sorry this is a very simple question but i am just too new to this.I can't get the code correctly and don't know what is wrong. If i enter Apple, i keep on getting When the word is written twice, 5 letters are used when it should be saying twice as much.
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What could caused the length cannot be less than zero in the following code?
For i = 0 To stPDFText.GetUpperBound(0)
If InStr(stPDFText(i), ("Page ")) <> 0 And InStr(stPDFText(i), " of ") = (InStr(stPDFText(i), ("Page ")) + 6) Then
If stReportPage(0) = "" Then[code].....
I want to get the time that a GIF file take to complete animation
View 5 RepliesI'm working on software which encrypts/decrypts files. I would like to be able to guess the length of the data after the encryption but I can't use CryptoStream.Length (It throws a NotSupportedException).
I'm using RijndaelManaged (.Net Framework 4.0)
I need to write the song length to an access database.I have worked out how to get to an mp3 song length. However, I also need to be able to get to the songlength for the following file extension :.kar, .mid, .kfn.
View 3 Repliesis have an IF..THEN statment in a VBS script that uses the underscore as a continuation so that the conditions for the IF are on separate lines, for readability. eg:
IF srvname = "A" or _
srvname = "B" or _
etc.
question is: how long can this IF..THEN statement be?
I have been trying to get the length of MaskedTextBox and then have the code perform a function.
Just so I am clear, I know I can use the MaskedTextBox.Full or the MaskedTextBox.Completed.
However, I would really just love to get the length instead.
Example:
If MaskedTextBox1.Text.Length = 5 Or _
MaskedTextBox1.Text.Length = 10 Then
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Could there be any specific reason why one can choose UBound over Length? Here is the code and 1-dimension is passed as second parameter.
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If I dim an array to say, 5 elements, should it not fail if I go to add a 6th? I thought this used to require a redim. In .NET 2.0, I have a character array of length = 3. When I populate it from the db, one record had 4 characters in it and it successfully added all 4 characters to the array?
View 2 RepliesI have a datagridviee with 8 columns. all the columns are generated programmingly. What i want is that, i want to fix the length as 6 of the 4 cells of the datagridview, remaining 4 will be readonly.
View 6 RepliesHow can I count the length of a string and also how many special characters are in the strings.
For instance if I have this string: $how*
How can I count that string is 5 chars long and that there are 2 special characters in the string. (special characters are the $ and
I think that I am going to have to use the .length method to count the length of the string.
i had the code belowing workin fine before but all of a suden i have a error init
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My form length is currently 1040 which when run displays as 870 and I use the vertical scroll bar to access the the boxes not displayed. I need more however, let's just say 1140 in length, but when I type that number into the 'size height' it only goes to 1044. Is there a way for my form to be the length that I need?
View 2 Replieswhat I want to do is I want to list every possible combination with alphabet A-Z and number 0-9 That will be AAAA?
View 8 RepliesI have some songs in the resources of my application and want to get their time length so that I can set a timer to tick when the song ends. And then start the next song. I want to do that in my code, and get the time length of a song as an integer value.
View 6 RepliesI am using the following piece of code (where sId is a Unique Id in our system) to generate Unique Hash value of 16 characters Max in length
Dim oMD5Hash As System.Security.Cryptography.SHA1 = System.Security.Cryptography.SHA1.Create()
Dim sHash As String =
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I was trying to grab the string length of readData but when I try msgbox (readData.Length),
its giving me a large numeric digit instead.
Dim readData as string
serverStream.Read(inStream, 0, buffSize)
Dim returndata As String = _
System.Text.Encoding.ASCII.GetString(inStream)
readData = "" + returndata
msg()
Here is the code I am trying to get to work:[code]I have managed to check for null. it is just the length check that I am have difficulty with.
View 12 RepliesWhen I try this code, Content Length is always -1.
Dim Request As HttpWebRequest = DirectCast(WebRequest.Create("http://www.google.com"), HttpWebRequest)
Dim Response As HttpWebResponse = Request.GetResponse()
[Code]....
Is there a way to shrink the length of the prompting box within VB. I just want to obtain 1 value and would rather not have to create anotherform with a single text box and label.
View 1 RepliesI keep getting the error saying that index and length must refer to a location within the string. I am sure there is just something minor that I am missing but I am having a difficult time figuring it out.
CODE: