1) On your keyboard, press the Windows logo key and R at the same time to invoke the Run box. I noticed this using gVim in Windows. ), 17 Best Makeshift Mousepads And Alternatives (2022 Update). Say it is ^H. You can put this in the shell's startup file, such as .bashrc for Bash and .zshrc for Zsh to have this set automatically when you log into the system. 3) Right-click on your keyboard software in the Keyboards section. The difference between the phonemes /p/ and /b/ in Japanese, Recovering from a blunder I made while emailing a professor. Bash backspace deleting one word at a time. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. Note that on the command line, the backspace works as expected, but when my program (a simple TCP socket based chat client) is reading from stdin, the backspace character prints (echoes back to the screen) ^?instead of deleting the last character. For some reason the color terminal setting I was using was present under my regular user ie file called .terminfo/x/xterm-24bit, but not under the root user. A place where magic is studied and practiced? To learn more, see our tips on writing great answers. in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. Can Martian regolith be easily melted with microwaves? FWIW, I tried rebuilding bash locally (first time, so hopefully it's OK) and it seems to fix the issue. I'm seeing it now on my new Cygwin install, though it previously worked. This article aims to help you with the problem and gives you some solutions to what to do if your backspace doesnt work anymore. The older cygwin had a file /etc/terminfo/c/cygwin, but in the newer cygwin it expected the file to be /etc/terminfo/63/cygwin. You can check what control characters the system uses with the stty command. Unfortunately, theres no alternative key that would do the same as backspace however there may be a workaround: just try to select the text with your mouse/touchpad and tap the delete (DEL) button. A lot of older computer terminals used a different control character for Backspace than today, using "Ctrl + H.", Modern terminals use "Ctrl + ?" Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. EDIT2: My bad the error occurs on Windows 10 as well. One of the easiest ways to fix this problem is to type /bin/bash at the command line interface prompt: $ /bin/bash The afore mentioned command will execute the Bourne Again Shell on top of the existing shell as a subprocess. Follow Up: struct sockaddr storage initialization by network format-string, Identify those arcade games from a 1983 Brazilian music video, How to tell which packages are held back due to phased updates. I hope that you will enjoy my blog. In the right panel, you will see the Onscreen Keyboard option. Now, on it, just press the Backspace key using your mouse. printf "x\byz\e[D1" does print y1. Now it does the 'usual' backspace. Also the backspace key works perfectly fine on Git Bash I tried googling but didn't find what I was looking for! To learn more, see our tips on writing great answers. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. Why backspace key is not working? To do this, press Fn+Esc keys to lock and unlock the funtions touchs. How to concatenate string variables in Bash, Git is not working after macOS Update (xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools). If this is the reason, you will have to run your antivirus or antimalware software to get rid of the malware. Not the answer you're looking for? Im a developer, a dad, and a big tech enthusiast. Basically, each time you hit backspace your cursor is moved to the beginning of the text field. ether@jolteon MSYS /w Why do academics stay as adjuncts for years rather than move around? The text was updated successfully, but these errors were encountered: It seems the shell is not able to move the cursor backwards, and when it tries to re-render the line, it just appends the new string instead of replacing the old one. If it was never working then try what tylerl suggested. This did not fix the issues.. however, it did allow me to then perform an update via the plugins manager which got me to version 0.1.11638 which resolved the backspace issue and gives the wonderful ERD. This malfunctioning means the issue lies in the keyboard driver. Does a summoned creature play immediately after being summoned by a ready action? vegan) just to try it, does this inconvenience the caterers and staff? E.g. When you make a purchase using links on our site, we may earn an affiliate commission. This also resolved a similar issue I was having with the cursor keys. Why is there a voltage on my HDMI and coaxial cables? And what is the difference? @Rachel Thanks, though I found out that my problem was that the Cygwin install missed some important files (like /usr/lib/terminfo). If that is not the issue: Open the Settings App Go to Update & Security - Troubleshoot Run the Keyboard troubleshooter If that does not resolve this for you Open Device Manager Expand the Keyboards section Right click your keyboard and choose 'Uninstall' Then restart your PC ___________________________________________________________________ This may be unintentional; Vim sees CTRL-H as a backspace (because CTRL-H is the ASCII code for a backspace), so you also cannot map anything to that. Ask Ubuntu is a question and answer site for Ubuntu users and developers. I'm guessing this is happening in the shell. Sign in Making statements based on opinion; back them up with references or personal experience. In the remote host, run #stty erase ^H . 1) I am not able to use "tab key" for auto completion of the command. It only takes a minute to sign up. You'll see what code is sent as "erase". I just installed Cygwin and the BACKSPACE functionality is not there, i.e. How to setup a background ssh tunnel which could automatically quit with terminal/session? Did you know that windows 7, 8, and 10 can troubleshoot your keyboard? (I had the problem specifically when doing su -i). So a quick fix is as below: You can fix the Tab issue with the same as above. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. pacman -U /var/cache/pacman/pkg/ncurses-6.0.20170708-2-x86_64.pkg.tar.xz. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Changing the TERM variable to cygwin and adding SET TERM=cygwin to the .bat file didn't work for me, but I fixed it. It should delete the highlighted part of the text. If there is a hardware error, the problematic keyboard will work on another PC or laptop. ether@jolteon MSYS /w There are several different ways to set your backspace key when this happens. You can easily fix it by going to Settings > Text and images and turning off the Use slash commands and preview emojis, mentions, and markdown syntax as you type feature. Hope there are no side-effects. Pressing the Backspace key, depending on how the key is defined, may either perform a destructive backspace (deleting the character to the left of the cursor while moving the cursor to the left) or move the cursor to the beginning of the line. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Just wondering why the backspace key does not work within SQL*Plus? Many SSH clients let you modify the setting that controls how the Backspace (or delete) key functions. If you use the search box you can find them quickly. The backspace doesn't work in the bash terminal of VS code. I know it is strange. Also check if the Fn key on the keyboard is not locked. backspace in Vim instert mode (see here: https://bugs.gentoo.org/154090). Thanks for contributing an answer to Stack Overflow! 1,710 views. Make sure you replace foo with exactly what follows the ^ [. Has 90% of ice around Antarctica disappeared in less than a decade? Esc, Enter, and Spacebar are prone to stop operating altogether with backspace, which is very common. Learn more about Stack Overflow the company, and our products. I also know of other people bumping into this issue, which, again, is quite a dealbreaker. ncdu: What's going on with this second size column? We try our best to keep things fair and balanced, in order to help you make the best choice for you. Bash is just the most visible of those (assuming there are more packages depending on ncurses). Is There Any Shortcut for the Backspace Key on the laptop / PC? If you can't get that to work and most everything works properly except the backspace, you can reprogram "getty" on the host you connect to to recognize what you want, and here's how (this is the oldest, most common and most universal way of solving backspace/delete issues): You ssh or telnet to your host and in the host you run the stty command. Following are the steps for disabling these keys on Windows 10/11: Heres a video that will guide you step-by-step: This is another easy solution to try and find where the problem lies. Backspace Not Working on VS Code's Bash Terminal, How Intuit democratizes AI development across teams through reusability. I did nothing special. 2. This solution is likely to work for most users. Now, if you still use VI, sometimes the translation doesn't work and you have to actually type ^H in vi, but that's OK. You could have said: stty erase k [ENTER] Similar to the Backspace key, you can fix the issue using the stty command if Tab doesn't work in the terminal. You can use set -o gmacs or set -o emacs if you want it to act like emacs, that means like bash default (you can also write set -o vi in bash so that it acts like the vi editor : ( Furthermore, with this mode, backspace is control-H 3) You can write export VISUAL=gmacs (or emacs) in your .profile and dot it again or reconnect. How To Fix Backspace Key on Laptop/PC with Windows 10/11, Fix 2: Check the Backspace Functionality on Another Laptop or PC, Fix 6: Scan for viruses and Other Malware, More specific cases of not working backspace key, Backspace Not Working in Chrome to Delete Text, The Backspace Key is Not Working in Excel, The Backspace Key is Not Working on Discord, The Backspace Key is Not Working in Outlook. If the issue is only with the Backspace key, you can try and disable the filter or sticky keys. Note that, @roaima @Kusalananda Thanks for pointing it out that OP didn't mention. It might help us identify where the problem lies. Ok thats a bit simpler, but wont it affect other sources to remove the hardening ? > > James Rich _____ This is the Linux 5250 Development Project (LINUX5250) mailing list To post a message email: [EMAIL PROTECTED] To subscribe, unsubscribe, or change list options, visit . Note: if you already installed cygwin just run installer again and add xterm package. Acidity of alcohols and basicity of amines. How do I check if a directory exists or not in a Bash shell script? I'm seeing the same issue with a fresh Cygwin install. The simplest fix by far. You can put this in the shell's startup file, such as .bashrc for Bash and .zshrc for Zsh to have this set automatically when you log into the system. So, if this does not work, it is worth trying out other below solutions. (Solved! Is it with the keyboard or with the laptop? This is a big hope to restore the keys functionality to Chrome and other applications. Fixed it for me rebuilding ncurses against the new cygwin ssp allthough i had to hack about it a bit because the cygwin ssp bailed out with an error to find struct FILE. It is useful when the physical keyboard has stopped working well. One correction to the information, is of their suggestion (for XTerm): While this will get XTerm to send the right character, and change stty to have backspace as ^?, it will still erroniously report ^H as backspace under some occasions, breaking i.e. When I ssh into another machine with Debian with my account(with sudo permissions), my backspace key generates some awkward symbols on pressing. There is discussion here and here but it probably only gets resolved if lots of people email github support. (NOT fixed after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup, backspace not working, even after attempted fix, pkg-config on cygwin will not find the gsl package. This may seem strange, but the Linux console emulates a VT100 terminal, and this is the way things work in that realm. xterm-256color I cant reproduce issue on my computer. You need remove -D_FORTIFY_SOURCE=2 from CPPFLAGS in makepkg.conf file. Bulk update symbol size units from mm to map units in rule-based symbology. Today I ran pacman -Syu which upgraded the following packages (from the end of /var/log/pacman.log): After this update the arrow keys and backspace don't work correctly at the shell input line, in a weird way. What's the difference between a power rail and a signal line? Backspace and Tab keys might not work properly when you're logged in remotely to a Linux system. Backspace started to work correctly! The best answers are voted up and rise to the top, Not the answer you're looking for? On Windows 10 (Fall Creators Update) both TERMs don't produce this error (at least for me). $ TERM=xterm Have a question about this project? The problem is that there are many ways to represent a backspace, but the read command doesn't understand all of them. to `ansi`) seems to fix everything, but it's weirder than that: I don't know why they were missing; found someone else with that issue, went into setup and told terminfo and termcap to reinstall, and everything worked. David is a freelance writer based in the Pacific Northwest, but originally hailing from the Bay Area. . I'm not planning downgrade ncurses. (ii) Because Linus decided so. This is the solution to try if the Backspace key of the on-screen keyboard does not function. Surly Straggler vs. other types of steel frames. NOTE: this folder might be different from yours depending on the installation. I do not know if this case matches every one. I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. Add a comment. Look for the "erase" character. They don't have a public issue tracker. Solved: Hi I am connecting my HP-UX thru Telnet using putty. How to check if a string contains a substring in Bash. By clicking Sign up for GitHub, you agree to our terms of service and ether@jolteon MSYS /w Hi, my name is Luke and Im the creator of the TechTreatBox. ether@jolteon MSYS /w You should see something like "^ [foo". Interview Preparation Course; Data Science (Live) GATE CS & IT 2024; Data Structure & Algorithm-Self Paced(C++/JAVA) Data Structures & Algorithms in Python; Explore More Self-Paced Courses; Programming . This is also the inference to draw when other keys do not work. How do you ensure that a red herring doesn't violate Chekhov's gun? http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, http://lifepluslinux.blogspot.in/2014/08/backspace-doesnt-work-in-vim-on-cygwin.html, How Intuit democratizes AI development across teams through reusability. privacy statement. Thanks! If it doesn't say "^H" this may be your problem. However, after an update, you may have noticed that the shortcut does not work anymore. This deletes the but I am getting: > ls foo.c ls: cannot access 'foo.c'$'\303': No such file or directory. The backspace key not doing backspace is actually a common problem with Linux shells and terminals (see http://tldp.org/HOWTO/Keyboard-and-Console-HOWTO-5.html ). and ^H to backspace, because if I can do this, I can just add it to all of my .bashrc files, and it will certainly end this nightmare. The -a flag will give a human-readable output of the control characters. How do I tell if a file does not exist in Bash? Crtl C and V worked, Ctrl-Z did not, Z worked. If your Backspace key is not working in the current console, you may try the following ways to work around it: Ctrl + Backspace Ctrl + H Ctrl + ? So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. Is there a proper earth ground point in this switch box? The backspace works on the cmd terminal of VS code though. What video game is Charlie playing in Poker Face S01E07? My rebuilt bash still does this. maybe related: https://bugs.archlinux.org/task/57300?project=1&string=ncurses, Possibly interesting development: mintty/mintty#738 (comment). terminal had problems with some control characters. If the Backspace key on the virtual keyboard is not working, it indicates that you need to update the keyboard driver or get rid of the windows 10 system error, if any. I had exactly this. terminfo file from source host to remote host directory: 7 Exciting Smartphones Unveiled at MWC 2023, The 5 Weirdest Products We Saw at MWC 2023, 4 Unexpected Uses for Computer Vision In Use Right Now, What Is Google Imagen AI? #generic-linux, #linux. So if you press ^H (that's CONTROL-H) and your key backs up but you hit the BACKSPACE key and it does not try using stty as follows: The '\' tells it that the next character is going to be a non-printable control-character and to accept it, not "interpret" it. Right-click anywhere in the Cygwin window, Mitty version = 1.2-beta1 (x86_64-pc-cygwin). I had a custom installed ncurses, that I removed. One way to get around it is by including stdio.h before any of the ssp headers in ncurses. If you hit the "BACKSPACE" key and it does not go backward it's because the terminal is probably looking for a different character based on the TERM type. Short story taking place on a toroidal planet or moon involving flying, Open tmux (basically another terminal within a terminal app), From tmux run ssh command & check TERM setting, Check the following locations and find the, Open a new session to refresh your terminal. I was missing the terminfo entries for my terminal. Added on Nov 4 2000. Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? Most systems will recognize the latter as Backspace these days as physical terminals have largely been replaced by terminal emulators on PCs, but you may still run into systems that haven't been upgraded and still expect "Ctrl + H.", This is one reason you'll see old Unix hands jokingly use "^H" in messages in the same way people use ironic strikethroughs to indicate "Oops, you weren't supposed to see that!" You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. Whether it is hardware or software. What I'd like to do is bind both ^? Learn more about Stack Overflow the company, and our products. Find centralized, trusted content and collaborate around the technologies you use most. Beside "stty" solution, you may try the "TERM" solution. On a Macbook, this key is known as the Delete key. Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? Connect and share knowledge within a single location that is structured and easy to search. vim set backspace backspace= backspace .vimrc set backspace=2 3 0 same as ":set backspace=" (Vi compatible) 1 same as ":set backspace=indent,eol" 2 same as ":set backspace=indent,eol,start" cp /usr/share/vim/vimrc ~/.vimrc set backspace=indent,eol,start @Cyrus My Backspace works as I want it deletes last character always, even for this script from question without. Use the following command in SQL*PLUS : !stty erase <backspace> but instead of the <backspace> statement, simply press the backspace button and hit return with what it gives you. Why is this sentence from The Great Gatsby grammatical? I have tried all 5 options but none of them fixed the issue. #general-database-discussions. What terminal are you using? If you hit ^L you can see that backspace IS working. David holds a B.A. $ TERM=xterm-256color It's available through the Cygwin installer. Linux is a registered trademark of Linus Torvalds. It only takes a minute to sign up. First, enter CTRL + V ALT + CyrChar in your shell. > > If "doesn't work" means something else (like funny characters being > printed on the screen) let me know. Is it suspicious or odd to stand by the gate of a GA airport watching the planes? I'm running very simple script which reads line by line and prints entered line back to terminal: It works fine, but when I'm trying to edit line with backspace character it prints ^?instead of deleting character. You signed in with another tab or window. Is there any global settings where I can have this configurations done for all input? .bashrc edit messes up terminal command arrow-up history print, Keyboard lockup when typing and random characters, gnome-terminal hides ending characters of the current path's first row, How to delete a tracker tag containing special characters. Most application will expect that you already have the emulator set to something compatible such as xterm or linux. 4) Reboot your computer; Windows should then reinstall your keyboard automatically. Do I need a thermal expansion tank if I already have a pressure tank? Similarly, try using the same problematic keyboard with another laptop or PC. Filter keys are useful for easier typing than normal by deterring the keyboard from focusing on repeated or brief strokes. 4. I suspect I have to change a key translation table somewhere. Bash, how to globally fix ^H and ^? How do I align things in the following tabular environment? is it possible in HP-UX HPE GreenLake Products Support Contact Dashboard Applications Devices Manage My cart Close Close HPE GreenLake Cloud Consoles I tried stty erase '^?' Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? EDIT1: Also rebuilding the bash package with the updated ncurses fixes this error under Windows 8.1 as well. Let know if my zshrc (at the bottom) is incorrect or if there are incompatible plugins or keybinds listed. Your backspace key may be broken due to a bad mapping which has been loaded into Vim. I can confirm the error. 32 related questions found. Disconnect between goals and daily tasksIs it me, or the industry? And what's the output of the. If you are using vi / vim text editor and the backspace key doesn't work in the insert mode, run the following command to fix this: :set backspace=indent,eol,start To fix "not working" backspace key in the insert mode permanently, add set backspace=indent,eol,start command to vi / vim configuration file in your $HOME directory. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. What sort of keyboard do you have? The latter is possible when you use the virtual keyboards Backspace key. It does exactly the same thing as the backspace key. 5 comments. /usr/share/terminfo/r/ . Is it known that BQP is not contained within NP? rev2023.3.3.43278. What would work is to use two backspaces, which gives the non-intuitive correct result: That should hopefully solve your issue! The backspace seems to work as expected while using Vim from the terminal in most Linux systems however. Then I set my TERM to xterm-256color which caused the issue to appear; downgrading ncurses to 6.0 fixes the issue. I found this one that worked for me. $ echo $TERM The virtual keyboard works as the physical one and is likely to aid you in finding out why is the backspace not working on Windows 10. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). Looks like the remote host does not support tmux-256color, the TERM value sent by tmux. This worked for me! Getting Delete and Backspace to work just right is nontrivial, especially in a mixed environment, where you talk to console, to X, to bash, to emacs, login remotely, etc. Making statements based on opinion; back them up with references or personal experience. Google has wittingly removed this shortcut, beginning from version 52. Github IMHO has quite a bad code viewer. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The user's problem with the terminal in a remote machine and the problem I faced in a docker container may be caused by the same issue, which is related to the terminfo (about terminfo). How Much Storage Should a Gaming PC Have in 2022? Improve this answer. To use this utility in Windows 10, perform the following steps: If your computer is facing a malware attack, the probability of it restricting the use of keyboard keys such as Backspace and Enter up to some extent is high. backspace problems, https://web.archive.org/web/20120621035133/http://www.ibb.net/~anne/keyboard/keyboard.html, https://wiki.archlinux.org/index.php/Xterm#Fix_the_backspace_key, How Intuit democratizes AI development across teams through reusability. The Linux console keyboard layout assigns keysym Delete to keycode 14 and keysym Remove to keycode 111. Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). How can I check if a program exists from a Bash script? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. The "foo" part is what bash sees when you press ALT + CyrChar. How to make the prompt beep with every key press/character printed? You can now navigate webpages in Chrome by pressing Alt + left arrow to open a previous page and Alt + right arrow to move forward. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? Your answer could be improved by explaining the issue, i.e., the underlying cause of the problem and why your solution correctly would resolve it for the user in the question. Check for the updates or try to quit and reset your Excel. [still broken rendering] What I don't understand though is why my shell handles backspace as expected, but reading from stdin in my app does not. Why do many companies reject expired SSL certificates as bugs in bug bounties? In the remote host, run #stty erase ^H. Even am stuck on the same issue and from minty also backspace functionality is not working. Windows keyboards also have a Delete key, but this deletes characters in a forward direction. You'll see what code is sent as "erase". I am using urxvt and on arch you need to install rxvt-unicode-terminfo to fix this particular issue, My backspace character is some special symbol something like an inverted triangle. Simply, plug in another functional keyboard to your existing laptop or PC and see whether its Backspace key is working or not. We and our partners use cookies to Store and/or access information on a device. How do I print colored text to the terminal? If it is working, it means that the issue is in the existing keyboard, not in the operating system. Ctrl + C Tags: Backspace Linux sqlplus Unix previous SQL Developer Change Language the following line in your .startup.tty file: stty erase "^H". you tell athena what to expect for the backspace key. You can check if there are any mappings set, and where they came from, like this: Thus, it is wise to use a tool such as Windows Defender or Malwarebytes for detecting malware intrusion. rev2023.3.3.43278. I run: And I found that doesn't work.

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bash backspace not working