What sort of keyboard do you have? Is there any global settings where I can have this configurations done for all input? Here is a patch I wrote which solves this issue, which was applied to 0.16.4 source but it should work on newer source with little tuning, let me know if you have problems. (I had the problem specifically when doing su -i). $ TERM=xterm Theres one solution to that, you can install the Shortcut chrome extension and override the default browsers settings or get used to the new keys combination introduced by Chrome: Now, in Chrome, you need to use the backspace key alternative, meaning a new set of keys to navigate. How to check if a string contains a substring in Bash. I agree with all the answers here. Whether it is hardware or software. How Much Storage Should a Gaming PC Have in 2022? Note that, @roaima @Kusalananda Thanks for pointing it out that OP didn't mention. Isn't there a better fix for struct FILE? The backspace seems to work as expected while using Vim from the terminal in most Linux systems however. Using indicator constraint with two variables, How do you get out of a corner when plotting yourself into a corner, Identify those arcade games from a 1983 Brazilian music video, Trying to understand how to get this basic Fourier Series, Redoing the align environment with a specific formatting. Is a PhD visitor considered as a visiting scholar? E.g. There is discussion here and here but it probably only gets resolved if lots of people email github support. 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 So a quick fix is as below: You can fix the Tab issue with the same as above. This answer is specific to running is a Docker container and will not help in the OP's environment. Downgrading ncurses solved it for me. So tmux communicated to the remote host properly but we have backspace or some other matching key issue. If you preorder a special airline meal (e.g. Has 90% of ice around Antarctica disappeared in less than a decade? No shell was defined in. Data Structure & Algorithm Classes (Live) System Design (Live) DevOps(Live) Explore More Live Courses; For Students. As it appears its a bug in the Microsoft Edge browser so the solution is quite simple: just use a different browser (such as Chrome or Firefox). I did nothing special. Connect and share knowledge within a single location that is structured and easy to search. Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. I found this one that worked for me. This is also the inference to draw when other keys do not work. Are there tables of wastage rates for different fruit and veg? 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. Not working means when I tap the backspace it prints a white space in the terminal. Also the backspace key works perfectly fine on Git Bash I tried googling but didn't find what I was looking for! If you use the search box you can find them quickly. How to follow the signal when reading the schematic? @Alexpux any plans to downgrade ncurses soon? It's like the shell reads the keys correctly but not able to re-render the input line correctly. typing echo xy does print y, but shows at the command line while typing as $ echo x y, and typing echo xy does print yx but shows at the input line as $ echo xyx. Then I set my TERM to xterm-256color which caused the issue to appear; downgrading ncurses to 6.0 fixes the issue. To do so: Now, check whether the key is working or not. Since it seemed that OpenWrt repos did FWIW, I tried rebuilding bash locally (first time, so hopefully it's OK) and it seems to fix the issue. Just wondering why the backspace key does not work within SQL*Plus? Asking for help, clarification, or responding to other answers. 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? Confirm it fixes the crash for me, thanks. Here's how you can easily remediate this issue. I can backspace sometimes, but at other times it does nothing; the cursor doesn't go to the left, and absolutely nothing seems to happen.. Look for the "erase" character. The corrupted association between windows 10 and your physical keyboard is the reason why your Backspace key has stopped working. I encountered this problem when I tried to add bash and use it in a distroless image. Github IMHO has quite a bad code viewer. 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. My backspace did nothing, when it should have sent a destructive delete. First, enter CTRL + V ALT + CyrChar in your shell. now copy all the files and folders that exist inside /usr/share/terminfo to the folder C:\cygwin\etc\terminfo - Hello, I have the same problem. 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. How to concatenate string variables in Bash, Git is not working after macOS Update (xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools). Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. I think your TERM was set to something incompatible. Is it with the keyboard or with the laptop? What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? is it possible in HP-UX HPE GreenLake Products Support Contact Dashboard Applications Devices Manage My cart Close Close HPE GreenLake Cloud Consoles 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 . If it was never working then try what tylerl suggested. In the terminal, press Ctrl + v and press your backspace. $ TERM=xterm-256color Thus, you need to replace the keyboard. Backspace doesn't work inside running bash script, https://unix.stackexchange.com/questions/131105/how-to-read-over-4k-input-without-new-lines-on-a-terminal, How Intuit democratizes AI development across teams through reusability. The best answers are voted up and rise to the top, Not the answer you're looking for? Thank you, this worked for me -- previously, in Vim, my backspace key was moving back along the line but was not clearing the letters until I started typing. Why is there a voltage on my HDMI and coaxial cables? If it is set to "^C" or "^\" it is your problem. (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. What happens when you type control-V followed by backspace? You'll see what code is sent as "erase". Asking for help, clarification, or responding to other answers. So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. Can you help me to understand this explanation of shell quoting? Something wrong with shell or termcap library on debian. Making statements based on opinion; back them up with references or personal experience. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). I cd to the bash dir of the msys2 packages repo and issued makepkg --skippgpchec -sCLf and it stopped/errored after some time with IIRC undefined type or something. Take the backspace for example, the remote host expects some character to be used as "erase/backspace" , while you pressing backspace in the terminal , the terminal program will send some character to the remote host, if what the remote host expects diffs with the characters sent by the terminal program, you would encounter this issue. How do I get the directory where a Bash script is located from within the script itself? To do this: Press Windows logo key + R on your. 1) I am not able to use "tab key" for auto completion of the command. Replacing broken pins/legs on a DIP IC package. It's because the default mintty TERM is xterm, and the issue appears to be related to TERM being xterm-256color - which is required for some programs to display more than 8 colors. (Note: use Ctrl v + Backspace, do not type the ^ manually) You can fix the Tab issue with the same as above. |TERM=blahblah| . This is also the case with the Sticky key. So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. Share. 4. @Alexpux, what's wrong with _FORTIFY_SOURCE=2? 2) Type devmgmt.msc and press Enter. Does Counterspell prevent from any further spells being cast on a given turn? Look around putty's options menu for a "send hard reset" option as well. ether@jolteon MSYS /w Ive heard many people complaining about the backspace key not working properly on Discord and this is the Discord glitch. 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. Not working means when I tap the backspace it prints a white space in the terminal. Try to install the Terminal Emulator Mintty (http://code.google.com/p/mintty/). Have a question about this project? Theoretically Correct vs Practical Notation. And what is the difference? I'm not planning downgrade ncurses. TERM=blahblah. 2. You can set this in your shell. The Backspace key isn't something you normally think about too much, but sometimes you might find it doesn't work correctly in the terminal, especially when logged in to a remote machine, echoing "^H" instead of erasing what you've typed. 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. In the terminal, type Ctrl v and press your backspace. To get rid of the corrupted keyboard driver, simply uninstall the keyboard. @whtyger this worked for this script. It's great that this answer helped some other users, but in this case it's not the solution to the question since the original question isn't asking about vim. Fortunately, you can also fix this with the stty command. Since I installed a newer version I got a problem: The delete as well as the backspace key work both like delete in tcsh's in xterms under X11R6. 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. $ echo $TERM Thanks! Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. I cd to the bash dir of the msys2 packages repo and issued |makepkg --skippgpchec -sCLf| and it stopped/errored after some time with IIRC undefined type or something. US, UK etc. Readers like you help support MUO. When you set the TERM type you are telling the host which TERMCAP to use to draw within the terminal window. rev2023.3.3.43278. But only on Windows 8.1 using TERM=screen-256color or TERM=xterm-256color. 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. If so, how? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. What I don't understand though is why my shell handles backspace as expected, but reading from stdin in my app does not. Note: if you already installed cygwin just run installer again and add xterm package. 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] Sign up for a free GitHub account to open an issue and contact its maintainers and the community. After it's enabled, you can press Ctrl+Alt+Backspace to immediately restart your X server. If it says "^H," then it uses the older Backspace character. My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? To do this, press Fn+Esc keys to lock and unlock the funtions touchs. We try our best to keep things fair and balanced, in order to help you make the best choice for you. NOTE: this folder might be different from yours depending on the installation. Is it possible to rotate a window 90 degrees if it has the same length and width? Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Mutually exclusive execution using std::atomic? 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!" .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. Since backspace works at the command line, you will can set it using the following: At command line, type: CTRL-V and the backspace character. GitHub / (fixed after rebuilding bash): editing keys don't work in CLI in bash with TERM=xterm-256color . What would work is to use two backspaces, which gives the non-intuitive correct result: Disconnect between goals and daily tasksIs it me, or the industry? 0. @SomeCallMeTim: I was able to fix this issue by using Minty, cygwin behaves in very wierd manner at times. Esc, Enter, and Spacebar are prone to stop operating altogether with backspace, which is very common. Ive seen a few people struggling with using the backspace key in Outlook (Exchange and Outlook.com). All character is changed strrange character, Force telnet / ssh to use crtl-H for backspace, Read and process a string, char by char, yet allow user to simple line edit the input, Tmux Terminfo problem with Zsh key bindings. Changing `TERM` (e.g. However, this shortcut is implemented by the X server and may not work if X hangs in some ways. @elieux there are conflicts in cygwin headers, I do have the described issues as well. Re: del and backspace no longer work. Never experienced your problem. The update for bash to version 4.4.019-1 fixed the shell history in mintty's terminal mode xterm-256color for me. So, I'm new to VS code just installed it and I'm having an issue. You may have to check the "Hide Obsolete" checkbox for term to appear in the search. In short, it is available for use when your keyboard is not available. Instead of saying "Keep" for each, click it to make it say "Reinstall". The backspace works on the cmd terminal of VS code though. printf "x\byz\e[D1" does print y1. Use This Guide), Cursor Disappears in Chrome? To learn more, see our tips on writing great answers. It does exactly the same thing as the backspace key. For more information regarding what export TERM=xterm does you can check the following answer. One of them is to clean the keyboard such that all dust and dirt go away. How do you ensure that a red herring doesn't violate Chekhov's gun? Thanks! I do not know if this case matches every one. Right-click anywhere in the Cygwin window, Mitty version = 1.2-beta1 (x86_64-pc-cygwin). The best answers are voted up and rise to the top, Not the answer you're looking for? How do I tell if a file does not exist in Bash? TERM=blahblah . I'm guessing this is happening in the shell. Filter keys are useful for easier typing than normal by deterring the keyboard from focusing on repeated or brief strokes. 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. Not sure cygwin has good terminal emulation, as far as I know, cygwin just using regular windows console which lacks terminal emulation (may be wrong). Just happened for me as well. 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. The simplest fix by far. To fix this, you may need to uninstall the keyboard driver that is experiencing backspace not working problem and then reinstall the driver. Is there a single-word adjective for "having exceptionally strong moral principles"? Doug Asking for help, clarification, or responding to other answers. I tried checking the Backarrow sends ^H and Delete sends DEL settings in "broken" mode, but it did not seem to help, instead doing nothing when pressing those characters, if I recall correctly. Hope this helps someone. If it doesn't say "^H" this may be your problem. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. His writing has appeared in Techopedia, TMCnet, and the Motley Fool blog network. 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 + ? Reinstalling terminfo (I couldn't find termcap) worked for me. Where does this (supposedly) Gibson quote come from? 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. After establishing the connection, the remote shell would contain the same $TERM value, while setting it to an unsupported value is one of the reason why Backspace stops working. 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. So guess it might need some patches to get around this. The consent submitted will only be used for data processing originating from this website. So its not working. Also check if the Fn key on the keyboard is not locked. I searched for issues with backspace key and i tried checking and unchecking iterm's "delete key sends ^H" option but it did not change backspace behavior. 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. How to handle a hobby that makes income in US. I had a custom installed ncurses, that I removed. You can check if there are any mappings set, and where they came from, like this: Okay, yeah, I didn't know of this issue. I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. You'll see what code is sent as "erase". Why do many companies reject expired SSL certificates as bugs in bug bounties? If you have tried all the above-mentioned fixes and nothing works then chances are that its a software-specific issue. The "foo" part is what bash sees when you press ALT + CyrChar.
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