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Questions tagged [backspace]

The backspace key on the keyboard (deletes the previous character)

354 questions
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Delete Button Calculator *Help*

I have this code for my calculator that lets me delete one number at a time! - (IBAction)deleteButton:(id)sender { NSString *string = [Screen text]; int length = [string length]; NSString *temp = [string substringToIndex:length-1]; …
Sir Ryan
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Deleting files with ^? in their name

I have a file called ^?x (thats ^? the backspace character). I have no idea how it got that way, but I need to get rid of it. Except when I try to do rm I don't really know what to type. How can I delete the file?
David says Reinstate Monica
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Drop-down Jump Menu Issue (random %08 in URL)

I've got the following select menu that builds a dynamic url based on the selected value. All values work well, except for the value "1" (i.e. 1995-96). The variable is correctly identified (page.php?SeasonId=1), however, the page then sends to…
dsol828
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Stopping backspace on multiple browsers using jQuery

I am attempting to stop a backspace keydown event from being handled by browsers, I'm using the jQuery library, so I need to get the original event, but on some browsers (Firefox at least) I get an error when trying to set the original events…
walnutmon
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onkeyup event not firing with backup key on some devices

I have a javascript function that uses the onkeyup and onchange events to update some texts when the user changes the value of some input boxes. The update function works on the client side. It works well on most browsers, including Chrome for…
stenci
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android backspace issue in activity group

My app uses ActivityGroup to build. There are four sub-activities in the ActivityGroup. No matter it is in which sub-activity, when input keyboard backspace, the sub-activity will always be changed to the first sub-activity that it is the first…
user3027339
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Delete description and id from multiple selected choice

I have a multiselect list where on double click of an item I am appending the description and id to respective separate strings. finally it would be like string description = "desc1,desc2,desc3"; string ids="id1,id2,id3"; these description and id's…
eshaa
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How to do backspace processing in C

How to do a backspace processing for string in C? Here is a simple example of what I wrote char buf[1024]="D,e,Bs,a,t,e" \\*Bs means Backspace char tmp[1024]; int j,n; n=0; sprintf(tmp,"%s",buf); for(j=0;tmp[j] !='\0';j++) { if ((tmp[j] ==…
Mohd Fikrie
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Prevent user from pressing backspace

I'm developing a program that uses malloc and realloc functions to increment the pointer buffer in real-time while the user is typing a string. The problem is, that I'd like to prevent the user from hitting Backspace to correct the input. Is it…
user2729661
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Processing backspace in Java Swing

I have Java Swing code that process user's input as follows: public class UserEntryPane extends JPanel implements DocumentListener { … @Override public void insertUpdate(DocumentEvent e) { try { String c = a.getText(...); if…
prosseek
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Parsing backspace delimted text files using sqlserver 2005

I need to parse a backspace delimited flat file using sqlserver 2005 and update in some tables. What is the best way to go about it?
Thunderhashy
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find and replace backspace in a file with tab using windows batch script

I need to parse a file using windows batch scripts and replace all occurences of backspace (^H) with any other delimiter like tab. I searched in several forums but couldn't find a proper solution. Any ideas are most welcome.
Thunderhashy
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backspace equivalent delimiter in javascript like '\n' for new line

what is the backspace equivalent in javscript like '\n' is for new line. purpose- i want to re write the URL with our redirecting the page. presently i am using window.history.pushState(null,'title','/something'); example- this only replaces this…
Abhishek Jain
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How do I make the backspace work normally in the keypress event?

My code is in the key press event and when I hit the Backspace button it shows some special character (like a squre box). How do I prevent this and have the backspace work normally? Please help. Private Sub tmrKeys_Tick(ByVal sender As…
EmPlusPlus
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How do I rebind a key in Emacs globally?

I have this in my .emacsrc (define-key global-map "\C-h" 'backward-delete-char) ;;previously help however, when I do an I-search and hit C-h to delete a char, emacs uses the default binding and tries to open the help, when I cancel the search with…
bug
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