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bash backspace not working

Why do many companies reject expired SSL certificates as bugs in bug bounties? On a Macbook, this key is known as the Delete key. The backspace seems to work as expected while using Vim from the terminal in most Linux systems however. In the remote host, run #stty erase ^H. Disconnect between goals and daily tasksIs it me, or the industry? To open the virtual keyboard, go to Ease of Access keyboard settings and click Keyboard in the left panel. Does a summoned creature play immediately after being summoned by a ready action? Im a developer, a dad, and a big tech enthusiast. . 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. Ask Ubuntu is a question and answer site for Ubuntu users and developers. For Working Professionals. Now that you've sorted out the Backspace key issue in the Linux terminal, you can really get to work. If you use the search box you can find them quickly. I'm seeing the same issue with a fresh Cygwin install. 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. Hope there are no side-effects. Thanks. What I am doing then is to type <up> to get that command line from the history and edit it, i.e. maybe related: https://bugs.archlinux.org/task/57300?project=1&string=ncurses, Possibly interesting development: mintty/mintty#738 (comment). If you have checked your keyboard and it is physically good, have checked and updated the keyboard drivers, and have detected no malware attack, it is time to update Windows 10 / 11 if the Backspace key is still not working. How do I print colored text to the terminal? David is a freelance writer based in the Pacific Northwest, but originally hailing from the Bay Area. This is how to fix backspace not working in Word: There are no settings in Excel that would block the backspace key so if you have tried all the 8 fixes mentioned above chances are that its just a software issue. However, it may not work for all users, as the underlying cause could be related to hardware. 1518273 Jan 19 2014 edited Jan 19 2014. Now, if you restart your vscode or terminal inside the vscode, TERM will reset to default and the problem will occur again. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? Most application will expect that you already have the emulator set to something compatible such as xterm or linux. I've been trying to research this issue on Google, but did not find anything conclusive. Okay, yeah, I didn't know of this issue. TERM variable in source E.g. Does Counterspell prevent from any further spells being cast on a given turn? After connecting from Fedora to an OpenWrt host with ssh the remote bash David holds a B.A. Thus, it is wise to switch off these keys when it comes to how to get the Backspace key functioning back normally. This may seem strange, but the Linux console emulates a VT100 terminal, and this is the way things work in that realm. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Print some odd charachters? Has 90% of ice around Antarctica disappeared in less than a decade? To do this: Press Windows logo key + R on your. /usr/share/terminfo/r/ . By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. xterm-256color Confirm it fixes the crash for me, thanks. 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). I'm guessing this is happening in the shell. (7 Things That Will Help You! I added in braces how they behave on my system: I had the same problem, using bash in Gnome-Terminal. ether@jolteon MSYS /w Changing the TERM variable to cygwin and adding SET TERM=cygwin to the .bat file didn't work for me, but I fixed it. If so, how? Not working means when I tap the backspace it prints a white space in the terminal. bash terminal: can the find and make duplicate text be extended globally--Apple? Can Martian regolith be easily melted with microwaves? This would be more helpful if it explained a little more and how to change it, but it was the problem I had. US, UK etc. Also Tab & del keys don't work too. 1) On your keyboard, press the Windows logo key and R at the same time to invoke the Run box. Then click Uninstall device. If you have tried all the above-mentioned fixes and nothing works then chances are that its a software-specific issue. I run: And I found that doesn't work. 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. Ctrlv + backspace produces nothing For me, the backspace code is the same as. You can check your TERM by running echo $TERM, but before you do this I suggest you restart your vscode as you have already set the TERM by using the command. Can Martian regolith be easily melted with microwaves? (ii) Because Linus decided so. Crtl C and V worked, Ctrl-Z did not, Z worked. Data Structure & Algorithm Classes (Live) System Design (Live) DevOps(Live) Explore More Live Courses; For Students. 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 How do I check if a directory exists or not in a Bash shell script? 3) Right-click on your keyboard software in the Keyboards section. What sort of strategies would a medieval military use against a fantasy giant? 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. 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. 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. rev2023.3.3.43278. This worked for me! 2) Type devmgmt.msc and press Enter. So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. In my real situation I have input from program, which doesn't call read. You can set this in your shell. So i newer had any problem with it so im curious. 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 + ? David has been able to combine his passion for computing and writing in his career as a freelance writer. However, after an update, you may have noticed that the shortcut does not work anymore. 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 . Something must have gone wrong with the keyboard software or the keyboard has undergone some damage. This is because your default shell is sh, to use bash, just run bash from your shell. The backspace doesn't work in the bash terminal of VS code. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. 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 ___________________________________________________________________ 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. Why is there a voltage on my HDMI and coaxial cables? What terminal are you using? .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. I am using tmux to force the error since it uses an relatively uncommon terminal config. How can I check if a program exists from a Bash script? or stty erase "^?" depending on which of these you normally see when you hit your backspace. Learn more about Stack Overflow the company, and our products. They don't have a public issue tracker. 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. (Even though this behavior is unsafe ). No shell was defined in. In the remote host, run #stty erase ^H . I have tried all 5 options but none of them fixed the issue. This was the reason in my case.. for that particular user. So perhaps all packages depending on ncurses need re-compile? 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. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. If you preorder a special airline meal (e.g. Browse other questions tagged. by choronzon Tue May 14, 2013 12:22 am. This seems to happen with arrows and backspace. Alternatively, just dont go full-width with your screen. Right-click anywhere in the Cygwin window, Mitty version = 1.2-beta1 (x86_64-pc-cygwin). 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, del, arrow keys not working with interactive programs in Tilda, In SSH Terminal, I can't type any character. Can Martian regolith be easily melted with microwaves? 1) I am not able to use "tab key" for auto completion of the command. Type CTRL-h instead of using backspace. @ray326 Sep 14, 2004 # All the main line Linux distros will install on empty space on a drive that also has other partition types like the Windows partitions. My understanding is that the shell handles stdin buffering, so shouldn't the backspace-handling be the same for both the shell and an app? Works for me on a bash integrated terminal in vscode. How Much Storage Should a Gaming PC Have in 2022? I build my application image with the multi-stages build. If it is set to "^C" or "^\" it is your problem. ether@jolteon MSYS /w Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. When I ssh into another machine with Debian with my account(with sudo permissions), my backspace key generates some awkward symbols on pressing. Not the answer you're looking for? Do I need a thermal expansion tank if I already have a pressure tank? The simplest fix by far. Note: if you already installed cygwin just run installer again and add xterm package. I found a solution to a problem that presented like the one above. (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. Now it does the 'usual' backspace. Solved: using "tab", "backspace" and "arrow" keys. My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? In case it helps. Backspace versus Delete On a Windows keyboard, the backspace key deletes characters. And what's the output of the. $ TERM=xterm-256color There is discussion here and here but it probably only gets resolved if lots of people email github support. His writing has appeared in Techopedia, TMCnet, and the Motley Fool blog network. vegan) just to try it, does this inconvenience the caterers and staff? Arrow keys and backspace not working in bash after recent update, ignore package upgrades for certain packages, https://bugs.archlinux.org/task/57300?project=1&string=ncurses, [MSYS2] Term=xterm-256color does not support backspace and command history correctly, (cosmetic) xterm-256color is unreliable when using MinGW manually, https://forum.voidlinux.eu/t/solved-problems-after-todays-update/4553, ncurses: Fix double-free and prevent crash, Arrow keys broken in msys2 bash programs after installing Terminal, (fixed after rebuilding bash): editing keys don't work in CLI in bash with. not provide terminfo file for that terminal I copied rxvt-unicode-256color Add a comment. Best Terminal for cygwin. Is There Any Shortcut for the Backspace Key on the laptop / PC? In my case backspace was not at all working after creating blank ~/.vimrc. I checked my /var/log/pacman.log which ended with: So, somewhere between 2018-01-15 and 2018-01-30 this regression happened. Maybe the ncurses update is at fault? 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. Re: del and backspace no longer work. 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. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Up arrow works but then the shell doesn't clean up the line with history inputs and just appends the history items to the line. If you preorder a special airline meal (e.g. to your account. 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. rev2023.3.3.43278. vegan) just to try it, does this inconvenience the caterers and staff? I encountered a similar issue, that when ssh to a remote machine from tmux, my Backspace key starts to generate spaces instead. I had exactly this. 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. There are also some distros that will run in . What would work is to use two backspaces, which gives the non-intuitive correct result: Hmm ok scratch that, for some reason one of the updates had deleted the fstab file, after recreating it it worked again. If the read command sees the end of file marker (EOF) before the line is terminated by a newline, it will not treat it as a successful read. The best answers are voted up and rise to the top, Not the answer you're looking for? 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. Additionally, I now can't build bash with makepkg, there's some compile error with an unknown type IIRC - this is after the msys2 runtime was updated to cygwin 2.10 . I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. Additionally, the release notes say: hese notes are for ncurses 6.1, released January 27, 2018. Acidity of alcohols and basicity of amines. You need remove -D_FORTIFY_SOURCE=2 from CPPFLAGS in makepkg.conf file. 5 comments. 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. Since it seemed that OpenWrt repos did Not sure why it didn't previously, I guess I accidentally ran it in mingw env while now I did it in msys2 env. You can set the erase character to the one your computer uses with this simple command: Try this and see if the Backspace key works correctly. Ctrl Z now works. Learn more about Stack Overflow the company, and our products. A place where magic is studied and practiced? Replacing broken pins/legs on a DIP IC package. That should hopefully solve your issue! 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. So, I'm new to VS code just installed it and I'm having an issue. Go to Start , then select Settings > Ease of Access > Keyboard, and turn on the toggle under Use the On-Screen Keyboard. Lets check which terminals the remote host supports. 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. As an Amazon Associate, I earn from qualifying purchases. 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. Why do academics stay as adjuncts for years rather than move around? To enquire how your keys are mapped: stty -a Look at the "erase =" subsection. Instead of saying "Keep" for each, click it to make it say "Reinstall". I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. Allow the utility to complete the scan and then follow the instructions. for Backspace. ), 17 Best Makeshift Mousepads And Alternatives (2022 Update). Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. Then use bind '"\efoo":kill-word' to bind that to the kill-word command. 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. If there are problems with cygwin, I even tried it from ubuntu terminal, but same problem. At times, your keyboard is greatly influenced by these keys. I tried the following with and without a ~/.bashrc file: Pressing few chars and then a backspace seems to print a space. I just rebuilt bash from current msys2-packages and installed it and the issue seems gone. When you set the TERM type you are telling the host which TERMCAP to use to draw within the terminal window. It only takes a minute to sign up. Just happened for me as well. 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. If you don't have termcap installed install it but . Well occasionally send you account related emails. Uh oh new msys2-runtime breaks windows cmake, it cannot find itself after update. How is an ETF fee calculated in a trade that ends in less than a year? You may have to edit several configuration files to tell all of the programs involved precisely what you want. Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Linux is a registered trademark of Linus Torvalds. Never even though to look at my login shell! Why do many companies reject expired SSL certificates as bugs in bug bounties? How to follow the signal when reading the schematic? If it is working, it means that the issue is in the existing keyboard, not in the operating system. To avoid this, use VT100.backarrowKey: false instead, so: (see also https://wiki.archlinux.org/index.php/Xterm#Fix_the_backspace_key). If the backspace was working okay initially and no longer is then try using the "reset" command. My terminfo folder was entirely missing. How to handle a hobby that makes income in US. Esc, Enter, and Spacebar are prone to stop operating altogether with backspace, which is very common. The Backspace key is a popular shortcut in Chrome. See some explanation here https://unix.stackexchange.com/questions/131105/how-to-read-over-4k-input-without-new-lines-on-a-terminal. The best answers are voted up and rise to the top, Not the answer you're looking for? I usually use this to fix any funky character output in my terminal. If this is your case, check in the tmux config for: The above would set the environment variable TERM to "screen-256color", which would be used by the SSH client to communicate with the remote machine. If you hit ^L you can see that backspace IS working. 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. How to setup a background ssh tunnel which could automatically quit with terminal/session? 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. 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. when you hit the "backspace" key. Logged in to "-bash", not to "bash". Isn't there a better fix for struct FILE? Backspace and arrow keys not working in (how to fix)vi/vim editor in ubuntu 14.04 /linux mint. 3004 Nov 4 2000. within an xterm, I have to type ctrl-backspace to get the backspace to work, if I just type the backspace on it's own it just prints ^H characters. First, enter CTRL + V ALT + CyrChar in your shell. Bash, how to globally fix ^H and ^? It is useful when the physical keyboard has stopped working well. Now, on it, just press the Backspace key using your mouse. 32 related questions found. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. The backspace works on the cmd terminal of VS code though. 31.3k 9 80 107. My backspace did nothing, when it should have sent a destructive delete. I encountered this problem when I tried to add bash and use it in a distroless image. And during that research, I was led to the above link. I solved the problem by using ash.exe and run pacman -Syu bash in it. Ive seen a few people struggling with using the backspace key in Outlook (Exchange and Outlook.com). I noticed this using gVim in Windows. How do you ensure that a red herring doesn't violate Chekhov's gun? Similarly, try using the same problematic keyboard with another laptop or PC. What I don't understand though is why my shell handles backspace as expected, but reading from stdin in my app does not. 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. Copyright 2020-2023 Techtreatbox.com | All rights reserved. It's like the shell reads the keys correctly but not able to re-render the input line correctly. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. A journalist by training, he discovered the power of Unix-like operating systems and the command-line interface while learning how to edit video on macOS. Asking for help, clarification, or responding to other answers. Please help. Once I copied the "cygwin" file to this location, the bash shell backspace key worked fine, as did tab and others. when I hit the Backspace key, I get a space. The backspace works on the cmd terminal of VS code though. It does support xterm-256color which we know our terminal app supports. Doesn't work for me, apparently the cache was cleaned at some stage. After it's enabled, you can press Ctrl+Alt+Backspace to immediately restart your X server. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. What video game is Charlie playing in Poker Face S01E07? To learn more, see our tips on writing great answers. This is why stty isn't fixing things. What is a word for the arcane equivalent of a monastery? terminal had problems with some control characters. @SomeCallMeTim: I was able to fix this issue by using Minty, cygwin behaves in very wierd manner at times. Added on Nov 4 2000. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. when in a cygwin, how can I display the windows folder where cygwin is installed? Connect and share knowledge within a single location that is structured and easy to search. Fortunately, this is easy to fix with a simple command. Added on Jan 19 2014. Where does this (supposedly) Gibson quote come from? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. 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. Fortunately, you can also fix this with the stty command. And what the value of TERM you have tried? This is also the inference to draw when other keys do not work. Asking for help, clarification, or responding to other answers. They are easy to follow and have both basic and advanced measures.

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