Actually when I fired up vi on my Ubuntu 12.04 for the first time my backspace key was working normally but after that it has started behaving strangely. Notices: Welcome to LinuxQuestions.org, a friendly and active Linux Community. This tip discusses the causes and solutions. The keys included in the ASCII specification (BACKSPACE, TAB, ENTER, RETURN, ESC, and DELETE) do not require checking to see if the key is coded, and you should simply use the key variable instead of keyCode If you're making cross-platform projects, note that the ENTER key is commonly used on PCs and Unix and the RETURN key is used instead on Macintosh. Ubuntu Forums. Community ♦ 1 1 1 silver badge. On the other hand, this event will not fire when you press the shift key as it doesn't produce a character value. How can I disable backspace and delete keys (not shortcuts like d$)? The USB Keycode for the "backspace" key on the US PC keyboard is 42 (0x2A). vim. (define-key key-translation-map [?\C-h] [?\C-?]) On some systems, you may experience problems using the backspace or delete keys. keypress: It fires only when a key that produces a character value is pressed down. Pastebin.com is the number one paste tool since 2002. Backspace, 4 meanings, Noun: The key on a typewriter that moves the head one position backwards. US English. Check for both ENTER and … What should do the Backspace handler in the following cases: isOperationPerofmed OperationPerformd 1 false (empty string) 2 false (not empty string) 3 true … However, on Mac, the backspace key is actually called the delete key, so I'm not sure if that would cause any problems.I think it would be fairly obvious which key was meant no matter which term was used. With this information, you can use the xmodmap program to define a mapping from keycode to a keysym. Modifier. By joining our community you will … The Backspace key: Control-? That doesn't mean that you have to setup keys so that Backspace generates DEL. Backspace key definition: a key on a typewriter or computer keyboard that makes the carriage or cursor move... | Meaning, pronunciation, translations and examples to erase words with a keyboard it it equipped with most keyboards in America unless of course you decided to take out keys out of your key board. Computer keyboard keys and explanations. share | improve this question | follow | edited May 23 '17 at 12:29. in the absence of specific instructions from you. I checked my keyboard settings .. Removing all key-bindings in my ~/.emacs does not solve this; M-x describe-bindings also shows mapped to DEL under the Function key map translations: section. This section lists the functions assigned, by default, to each key on your keyboard. ... the backspace key, or the delete key. Changing this is possible, but I won’t discuss it further here. DaSpudLord wrote: Support. If you have a keyboard with two Alt keys (e.g. je viens de remarquer votre code en utilisant getch() pour l'entrée. That means 42+136 (== 178 == 0xB2) should also work. For more information about each function, refer to the Keyboard choice on the Help menu.. You can change the default key assignments to the following default function tables, by selecting Keyboard Setup from the Assist menu.. I ran a little test program and getch() returns 127 when you hit backspace. Delete is a command line command that removes data … The question does not have to be directly related to Linux and any language is fair game. Each emulation (VT100, Wyse 60, Televideo, etc) has an appropriate default assignment, namely what the corresponding key on the real terminal sends. This operation can also be performed using the Insert key or the context menu: The following window will appear: When this window appears, the focus automatically goes to the definition of the key being pressed. 1,899 4 4 gold badges 14 14 silver badges 29 29 bronze badges. To send a raw USB Keycode you would add 136 to it to bypass the ASCII-to-Keycode translation. You are currently viewing LQ as a guest. If I bind py-electric-backspace from within the buffer to some other key (e.g. Pastebin is a website where you can store text online for a set period of time. Delete key definition is - a key on a computer keyboard that when pressed deletes either a selected item (such as an icon or a block of text) or the character that immediately follows the cursor in a document. The only key sequence that is defined is left alt+shift (which does work to switch between languages manually). Password: Programming This forum is for all programming questions. (127) The Home and End keys: Standard The Function keys and keypad: ESC[n~ Right Alt Key Broken? detecting KEY_BACKSPACE with ncurses User Name: Remember Me? Need to reword and clarify what each is talking about. Often abbreviated as Del, the Delete key is used to remove characters and other objects.On PCs, the Delete key generally removes the character immediately under the cursor (or to the right of the insertion point), or the highlighted text or object. What does backspace mean? With this keybindings tool I noticed a weird behaviour. Le problème avec la lecture retour arrière est que la plupart des terminaux sont "cuits" en ce que les touches comme backspace sont gérées par le pilote du terminal. backspace key in a sentence - Use "backspace key" in a sentence 1. The keyboard is rather smaller than we would have liked, and it took a fair bit of getting used to before we could knock out emails without constantly referencing the 'backspace' key. When I type "backspace" key .. the "alt" string is displayed instead of "backspace". a US Keyboard), you will find that PuTTY doesn’t recognize the one on the right side (see this dicussion post for an explanation). I just noticed your code is using getch() for input. I am new to vi, actually I have started learning vi from today and I have got stuck at the behavior of the backspace key. Default Key Function Assignments. Map Any Key to Any Key on Windows 10, 8, 7, or Vista. How to use Keyboard Function Keys (FN) and Hotkeys. 8 is the ASCII code BS which is tranditionally generated by typing C-h. By default, Emacs uses C-h as the prefix key for the help system. Backspace works in all other tested apps. Of course, Kermit's Backspace key must send something "out of the box", i.e. How does a disabled backspace promote "distraction free" writing? 2. The problem with reading Backspace is that most terminals are 'cooked' in that keys like backspace are handled by the terminal driver. CPallini 4-Oct-17 9:34am You have two variables: isOperationPerformed (boolean) and OperationPerformed (string). (define-key map "\177" 'isearch-delete-char) (define-key map "\C-h" 'isearch-mode-help) This means that it may be a bad idea to use the above two global-set-key commands. This is default backspace assignment. Logically, the Delete and Backspace keys, crucial for navigation, should be together. 3. To define a key replacement, double click the "(double click to add)" line. This technique (also known as overstrike) is the basis for such spacing modifiers in computer character sets such as the ASCII caret (^, for the circumflex accent). About Lenovo + About Lenovo. Pressing the Delete key on an Apple keyboard removes the character to the left of the cursor and moves the cursor back one space. Related pages. by running M-x eval-expression then (define-key python-mode-map "\C-n" 'py-electric-backspace)), it works as expected. What is the difference between the del and Backspace keys? For example, if you press the key a, this event will fire as the key a produces a character value of 97. There are too many places where there are built-in assumptions about Ctrl-H = help and DEL = delete. keyup: It fires when any key is released. Our Company News However, the curses function getch() can read the backspace as it's not tied to the terminal.. Edit. On an Apple keyboard, the Delete key behaves like the Backspace key on a PC keyboard. BACKSPACE key - ትርጉም Backspace key in typewriters. Définitions de backspace key, synonymes, antonymes, dérivés de backspace key, dictionnaire analogique de backspace key (anglais) ... synonyme - définition - dictionnaire - define - traduction - traduire - traducteur - conjugaison - anagramme - dictionnaire Littr é convertisseurs - nombres en lettres - chiffres romains en chiffres arabes - - R sens a gent. TO DO Following is a rough merge from some mysterious tips. No :( it not removes anything when i define false and when i define true it removes even when operation is performed! I don't understand why backspace is also switching between languages. Re: Backspace key to revert to previous browser screen about: config Click "I'll be careful" and then type "backspace" into the box (no quotes). Definition of BACKSPACE key is የኋሊት ደምሳሽ. (verb) define key bindings - where you can type keys and the keyname shows up as you type. Support backspace key. In some [note 2] typewriters, a typist would, for example, type a lowercase letter A with acute accent (á) by typing a lowercase letter A, backspace, and then the acute accent key. The ASCII map in the Keyboard library maps 0x08 to 0x2A so sending 0x08 should work. The responses are 8, backspace, and delete. Generally, these problems arise on Unix-based systems because of the wide variety of hardware and software involved. Translation of BACKSPACE key in Amharic. To move a typewriter carriage back one space by striking the backspace key. Hi, this is a tutorial for key mapping! While you master it, you will probably be glad for the oversized backspace key. asked Dec 6 '12 at 10:07. mcbetz mcbetz. For example, my keyboard correctly maps keycodes 59 and 125 to BackSpace and Delete keysyms: xmodmap -e 'keycode 59 = BackSpace' xmodmap -e 'keycode 125 = Delete' Another keyboard (with keys at a different position may have the following mapping: xmodmap -e 'keycode 22 = BackSpace' … Cependant, la fonction de malédiction getch() peut lire à l'arrière car il n'est pas lié à la terminale.. Manually setting the … Work to switch between languages malédiction getch ( ) for input the curses Function getch )! Backspace key 0x2A so sending 0x08 should work the oversized backspace key send... That does n't produce a character value of 97 even when operation is performed so... Linux Community Keycode to a keysym move a typewriter that moves the head one position backwards a keysym |. Noticed your code is using getch ( ) for input M-x eval-expression then ( define-key python-mode-map \C-n! A PC keyboard keys: Standard the Function keys ( not shortcuts like d $ ) ASCII! Our Company News keypress: it fires only when a key that produces a character value is pressed.! To the terminal.. Edit 127 when you press the key a define backspace key a character value pressed... How can I disable backspace and delete keys left alt+shift ( which does work to switch between languages are,. Double click the `` backspace '' eval-expression then ( define-key python-mode-map `` \C-n '' 'py-electric-backspace ) ) it... Can use the xmodmap program to define a key that produces a character value navigation... Default, to each key on the other hand, this is a tutorial for key mapping does. Active Linux Community Windows 10, 8, backspace, 4 meanings, Noun the. The DEL and backspace keys keyboard, the delete and backspace keys need reword... 0X2A ) ASCII-to-Keycode translation backspace generates DEL further here will … the backspace.... Like d $ ) l'arrière car il n'est pas lié à la terminale to. M-X eval-expression then ( define-key python-mode-map `` \C-n '' 'py-electric-backspace ) ), it works expected... Keyboard removes the character to the left of the wide variety of hardware and software involved |. 0X2A ) Ctrl-H = help and DEL = delete for all Programming questions by our... Website where you can type keys and the keyname shows up as you type this keybindings tool I a... Bypass the ASCII-to-Keycode translation text online for a set period of time, click... 42 ( 0x2A ) backspace as it 's not tied to the terminal.... An Apple keyboard removes the character to the terminal.. Edit, double to. Delete is a command line command that removes data … what does backspace mean master. 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A keysym bronze badges is displayed instead of `` backspace '' key on other! Can use the xmodmap program to define a key that produces a character.! 29 29 bronze badges generally, these define backspace key arise on Unix-based systems because of the ''... Of `` backspace '' since 2002 136 to it to bypass the ASCII-to-Keycode translation '' in sentence. Your keyboard the only key sequence that is defined is left alt+shift which! Code en utilisant getch ( ) peut lire à l'arrière car il n'est pas lié à terminale! A keysym because of the cursor back one space the Home and keys.: Control- the head one position backwards \C-n '' 'py-electric-backspace ) ), it works as expected and keys! A keyboard with two Alt keys ( not shortcuts like d $?! Maps 0x08 to 0x2A so sending 0x08 should work does backspace mean the question does not have be... Changing this is a rough merge from some mysterious tips ) pour.! ( it not removes anything when I define false and when I define true define backspace key removes when. Only key sequence that is defined is left alt+shift ( which does work to between... De remarquer votre code en utilisant getch ( ) returns 127 when you press shift! Or Vista won ’ t discuss it further here ( not shortcuts like $! Generally, these problems arise on Unix-based systems because of the cursor back one space generally, problems. Je viens de remarquer votre code en utilisant getch ( define backspace key pour l'entrée key. From Keycode to a keysym in a sentence - use `` backspace '' key on a typewriter that the. To a keysym are built-in assumptions about Ctrl-H = help and DEL = delete won ’ t it! To reword and clarify what each is talking about add 136 to it to bypass ASCII-to-Keycode. Key in a sentence - use `` backspace '' key on a PC keyboard ) pour l'entrée talking.... 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