To reduce the size of some images I have, I'd like to remove the white padding that some have. The idea would be that if one has large white areas on the borders, then those can be cropped to save some space.
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I need to know how to make the web application crop an image and resize it as a thumbnail to use it later on in the application?
View 3 RepliesI have a text file that has multiple blank lines and Im trying to return all the lines between two of them specifically
so if I have a file that looks like this:
[Code].....
I would like to grab lines 8-13. Unfortunately, it might not always be 8-13 as it could be 9-20 or 7-8, but it will however always be between the 2nd and 3rd line break.
I know how to trim characters and pull out singular lines, but I have no idea how to trim entire sections.
I am trying to do a code for my application that will crop a selected images into oval shape.
I tried to search for a reference on the internet there is only example on how to resize it. But is it possible to crop it into shapes?
I would like to add a picture on my form, e.g., a map of Europe, and i wanna be able to click on UK or France etc. Each country will be programmed in doing something else. What i wanna do for a start is to make my map active so as to can click on these different countries.
View 10 RepliesI use to use .Trim() code to remove spaces tell I found that It only remove spaces before and after the text only not between word
for example:
" a b c d " ---after .Trim() --> "a b c d"
so, is there any code like .Trim() but to remove spaces between letters and words?
How to remove only blank items from listbox? I mean I wanna make button that only remove blank items from listbox.
View 13 RepliesHow can I remove all blank items from a listbox?
View 3 RepliesHow can we remove all blank spaces from end of the string fox example the string name before remove space
View 6 RepliesHow will i be able to remove a blank page from a PDF file? I have a sample PDF file where the 1st page contains a few strings and a 2nd page with absolutely NOTHING in it. I tried to loop into the pdf pages and get the element count PER page but the funny thing is that i get the same number between the 2 pages =| How did that happen if the 1st page has a few strings and the 2nd page was absolutely blank???
This is my code
Dim inputDOcument As PdfDocument = PdfReader.Open("")
Dim elemountCount As Integer = 0
Dim elemountCount2 As Integer = 0
Dim pdfPageCount As Integer = inputDOcument.PageCount
[Code]...
Is there any way to remove the spaces at the end of text after it has been pulled out of an SQL Database. Ive tried timming but ive had no luck.
View 6 RepliesI have a string which contains many rows of data which has been converted from a datatable. The last row of my string has nothing within it, no spaces or anything. How can I get rid of this row? I have tried regex, but cant seem to get anything that does the job. I am writing in VB.[code]...
View 2 RepliesThis combo box is databound to a SQL backend, so when it is filled it has a blank at the top of the list. I am assuming this is added because of the NULL at the bottom of the SQL table. Is there a way to remove this entry?
I have tried the following:
.items.remove("") ' does not work, i added this after the population command
.items.removeAt(0) ' This gave me an exception stating that it could not be used because the datasource was used This is the code i use to fill the combobox on form load:
With ManufacturerComboBox
.DisplayMember = "Manufacturer"
.ValueMember = "ManufacturerID"
[Code].....
I have a comma deliminated text file which i am using to generate a multidimensional array using the following [code]...
View 1 RepliesBasically I've got a list of items in a text file, but sometimes a blank line gets inadvertently put in there, and I need to be able to delete that line (or change that line to a set value, either is fine).
View 5 Repliesremove blank lines from listbox?And remove specified text from listbox (text line that i can specify in form code(But if i specify to remove line something like [URL] it will remove the line [URL] but doesn't remove line [URL].
My code for adding items to listbox is:
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
Dim PageElements As HtmlElementCollection = WebBrowser1.Document.GetElementsByTagName("img")
For Each CurElement As HtmlElement In PageElements
[code].....
I'm using a Do Loop to do calculations and display them in a textbox. how I can remove the last blank line at the very end of the displayed values?
I know that it's caused byControlchars.Newline, but I need it to display the calculations line after line.[code...]
Does anyone know if there is a command to remove extra whitespace (blank lines) when coding?
View 8 RepliesI'm implementing a feature which reads comma separated txt file from server(one line at a time). Format of file is fixed, There are 3 columns on each row. After reading the row from file I insert it in a database table. But first value of each row aoutomatically appends two blank spaces, even if there are no blank spaces at the begining of each row. I tried to use "TRIM/LTRIM/Replace" to remove blank spece from the first value of each row, but didn't succeed.
[Code]...
I want to know how remove all blank space in my Richtextbox for exemple:
(remove) hi
(remove) there
I found how removes extra blank line and here is the code : Me.RichTextBox4.Lines = Me.RichTextBox4.Text.Split(New Char() {ControlChars.Lf}, _
StringSplitOptions.RemoveEmptyEntries)
I use the following coding to replace a word in my textfile, would it be possible to add any coding that will remove all blank lines from the same text file?
Dim EditMyFile As String = IO.Path.Combine("D:Test.txt")
Dim inputFile = Regex.Replace(IO.File.ReadAllText(EditMyFile), "test", "test2")
IO.File.WriteAllText(EditMyFile, inputFile)
I have tried the following but it doesnt work.
Dim EditMyFile As String = IO.Path.Combine("D:Test.txt")
Dim inputFile = Regex.Replace(IO.File.ReadAllText(EditMyFile), "test", "test2")
IO.File.WriteAllText(EditMyFile, inputFile)
Dim sText As String = File.ReadAllText("D:Test.txt")
Dim sNewLines() As String = sText.Split(New Char() {ControlChars.Lf}, StringSplitOptions.RemoveEmptyEntries)
File.WriteAllLines("D:Test.txt", sNewLines)
I have a text box with the following text:
[colour=blue]Summary: [/color]
Testing summary
How can I use vb.net to parse this to:
[colour=blue]Summary: [/color]Testing summary
I have a text file that I'm reading into a listbox. I want to skip a line if it's blank. The following code works if I leave out the check for the line being blank. It puts the file in the listbox with no errors. However, when I include the If statement that checks for the line being blank, I get an ArgumentNullException in the Items.Add line when It gets to the end of the file.
'Read Multiline File
Dim FILE_NAME As String = "C: empliz-etsy.txt"
'
If System.IO.File.Exists(FILE_NAME) = True Then
[Code].....
i have a listview box that lists working/bad proxys.
It all works but just found a bug with copying selected items from the listview.
Dim sb As New System.Text.StringBuilder
For Each item In ListView1.SelectedItems
sb.AppendLine(item.text)
Next
[Code].....
I have this string that i would like to remove all the ""
Here's the string:
form name="comment_form${form_id}" id="comment_form${form_id}" onsubmit="return false;" method="post" action="/comment_servlet?add_comment=1&comment_type=V"><input type="hidden"
[code].....
I'm using GIF images, but whenever I put them on my forms in Visual Basic they still have the white background. How do I get rid of the white backgrounds?
View 24 RepliesI have developed a C# DLL which contains some images included as "Embedded Resource" in the DLL. I would like to write a small external C# application that would allow me to dynamically add (or remove) embedded images to (from) my DLL, if possible without having to recompile it. Is that possible?
View 6 RepliesI have used the command:
For Each Proc as process in process.getprocesses
Combobox1.Items.Add(Proc.MainWindowTitle)
to populate a combo box with the list of current process windows, however for every process that doesnt have a main window title there is a blank space, is there a way that I could tell it to not insert the item if it's mainwindowtitle field is blank?
I am working on a tic tac toe game and it needs to have a file menu with a new game option. i was wondering if there is a line of code that will accomplish this for me instead of having to manually enter the code to remove all the images from the picture boxes and reset all my variables. reset the form?
View 3 RepliesSo I want it to remove any text in the list box that has a "Job" in it and just replace it with a blank nothing.
Like if the listbox looked like this
Yardjob
jobsong
redjob
then it would change it to this
Yard
song
red
I also would like a way of removing any blank items from the listbox.
[URL]
