General keyboard topics, including keyboard hardware and keyboard functionality in software.

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3
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1answer
27 views

A ton of input at the login appears to lock the machine?

Occasionally my one year old son will come into my office where my machine is at the command line login prompt. As my little geekling is wont, he starts banging on the keyboard like Daddy does. As ...
0
votes
1answer
45 views

Mint 17 via EFI stub on 32-bit MacBook, keyboard doesn't work; fine with Grub bootloader

I'm not necessarily looking for a solution, although that would be great... mainly an explanation. On a MacBook 1.1 using rEFInd boot manager, if I boot Mint 17 Cinnamon 32-bit via the Grub ...
0
votes
0answers
26 views

Keyboard doesn't working in boot menu on VirtualBox

I've just trying use CentOS 6.5 LiveCD on VirtualBox but all my attempts fail. When the system starts I see "Automatic boot in 10 sec ..." - if I do nothing, the message disappears after 10 seconds ...
1
vote
3answers
1k views

How can I set the keyboard right on X?

Note: forked of this per recommendation here. I made a foolish typo for UTF-8, and expected that when I fixed it, the keyboard on X would work right. Since making this errant change, I was no ...
2
votes
1answer
673 views

Control and up/down keys in terminal for use by emacs

Is it possible to use C-up and C-down when running emacs in the terminal window (when starting emacs from the command line with the -nw flag)? What should my terminal send when I press C-up and C-down ...
0
votes
0answers
10 views

key replacement (like autohotkey?) [duplicate]

I have several broken keys on my laptop keyboard, which I replaced with key commands in Windows using autohotkey. Autokey, the closest linux alternative, has fallen out of development and won't run on ...
2
votes
0answers
27 views

Unable to load a USB keyboard driver on Debian machine

I have a pretty simple driver for USB keyboard: #include <linux/module.h> #include <linux/kernel.h> #include <linux/usb.h> #include <linux/usb/input.h> #include ...
5
votes
1answer
87 views

Linux kernel dropping custom keyboard scan codes

I have a vintage IBM 122 key model M keyboard that I am adapting for use on a modern computer. I am using a Teensy 2.0 to do the encoding and to handle the USB side of things. I borrowed the firmware ...
2
votes
0answers
22 views

Copy and Pasting Script for the Alphabet and Numbers [closed]

How would I create the following shortcut? Ctrl+Win+A = Copy selected text to a unique "A" variable. Win+A = Paste the text which is binded to the unique "A" variable. And then extend this to the ...
1
vote
1answer
37 views

AltGr key released when rappidlby pressing other keys

I have a Norwegian Lenovo USB keyboard. When I hold AltGr and press v and b rapidly, it produces “bvbv instead of “”“”“”. I get the latter, expected, result when pressing v and b slowly. Never ...
0
votes
0answers
547 views

Is there a way to turn on the function key indicator based on capslock status on Lenovo ThinkPad Yoga?

The Caps Lock key comes with no LED indicator light on newer ThinkPad models. The Fn key has a light for when FnLk (function lock) is turned on (as if that's more important that the Caps Lock key‽). ...
0
votes
1answer
35 views

Connecting usb keyboard, bluez-simple-agent missing

I'm attempting to connect my Logitech k810 usb keyboard to my Debian Jessie machine. Connecting using this guide has worked well in the past. The problem is that a step in the guide requires the ...
21
votes
1answer
842 views

How do keyboard input and text output work?

Suppose I press the A key in a text editor and this inserts the character a in the document and displays it on the screen. I know the editor application isn't directly communicating with the hardware ...
5
votes
4answers
1k views

Enabling Numeric Keypad

I have trouble with the numeric keypad (NumLock keys) being unusable while typing. While I don't think it's GUI specific, this happens both in Gnome and KDE. Sometimes it works in TTY, other times it ...
2
votes
1answer
550 views

How to change a keycode using setkeycodes

I have a Thinkpad Edge E130 running Sabayon (a Gentoo-based distro), and I'm fighting the well-know bug Xorg 255 keycodes limit. My laptop has the Fn+F4 hotkey for Mic Mute/Unmute. This is the ...
2
votes
0answers
60 views

keyboard hard remap keys?

I am trying to find a way to remap keyboard keys forcefully. I tried using xmodmap and setxkbmap, but they do not work for one specific application. Such commands work for other normal ...
5
votes
1answer
559 views

Dead keys not working in Java Swing applications

I'm currently using Ubuntu 10.10 and Netbeans 7.0 and I can't type accented letters with dead keys any more. It's not a version specific problem seems it's related with Swing since I've got the same ...
3
votes
1answer
383 views

Laptop keyboard occasionally stops working

I have a dirty solution that is to plug a USB keyboard in and execute the following command: setxkbmap -rules evdev -layout us -model evdev Afterward my keyboard will work. This solution only ...
2
votes
3answers
199 views

On an Apple Keyboard under Linux, how do I make the Function keys work without the fn modifier key?

I use an Apple wired keyboard on Linux. By default the function keys (F1, F2, F3, etc) require the fn key to be pressed for them to work. Without the fn key, these keys control the features like ...
3
votes
2answers
168 views

First key pressed repeates forever

I just installed CentOS 6.4 on an old machine I acquired for a development box, but I am running into keyboard issues I can't get around. I start the machine and go to type a user name in and ...
17
votes
8answers
5k views

Disable Keyboard & Mouse input on unix (under X)

How can one programmatically "freeze" the Keyboard & Mouse temporarily, so that no one could mess with the system? There are several possibilities where this is useful. For instance, I have a ...
0
votes
1answer
18 views

Archlinux ARM Rasperry Pi decryption fail

I have created an encrypted Archlinux partition on my SD card, but currently I am unable to decrypt it. I am using the key "Xö&(4n=%YF3Ü!BN" which includes german letters. So for this I have ...
2
votes
0answers
82 views

Debian Wheezy on Samsung NP900X3A some Fn Keys don't work

I've gone through all questions and tutorials on how to solve this problem. They weren't meant for my Laptop version but "close enough". Unfortunately they didn't help. This is the case. # ...
1
vote
1answer
14 views

Resync NumLock light with NumLock status

I plugged a second keyboard into my computer to test something, and now my NumLock light is out of sync with the lock status (the light is off when NumLock is on, and vice-versa). How can I get the ...
7
votes
2answers
3k views

command line retrieve list of all valid kbd layouts, variants and toggle options (to use with setxkbmap)

Is there a way from command line to retrieve the list of all available keyboard layouts and relative variants? I need to list all the valid layout/variants choices to be used then from setxkbmap. ...
0
votes
0answers
44 views

disable mouse and keyboard on Ubuntu 14.04

I use only ssh access to my 'slideshow' computer (it, and a big TV screen are located in a public room). I'd like to disable generally (not X only) all of the USB slots, and the PS2 keyboard/mouse ...
3
votes
2answers
119 views

How can I write a non-breaking space? [closed]

When I write a question, I'd like the space between the final word and the question mark to be non-breaking, and this very sentence is an example of it (this is why it is awkward), how can I do that ? ...
3
votes
2answers
194 views

How does an emulated keyboard work?

I have read that some USB devices emulate a keyboard and the information these devices send will be as if the information was typed on a keyboard. For example: a magnetic card reader can use an ...
1
vote
1answer
46 views

Archlinux ARM Rasperry Pi login buffer display and decryption fail

I have put the Archlinux Arm on my SD card and the first time I have done this it was all correct and worked well but I had to "reinstall" everything for several reason. So now I am doing the same ...
1
vote
2answers
431 views

A single key on keyboard produces extra keypresses for each simultaneously pressed key

I recently acquired MK-85 mechanical USB keyboard from QPAD. The keyboard works perfect on Windows. It works perfect in Syslinux. It works almost perfect on Linux. The only issue on Linux is that a ...
3
votes
3answers
1k views

USB keyboard doesn't work with Debian installer

I have a wired USB keyboard. I've written the latest netinstall Wheezy image on my USB pendrive (using dd). It boots but the installer doesn't recognize the keyboard! (The same pendrive works on my ...
1
vote
0answers
89 views

How to control keyboard backlight using hotkeys

How can I turn increase and decrease the keyboard backlight in notebook on Linux using the same hotkeys used on Windows? In Windows I can control the keyboard backlight by pressing hotkeys (FnF9 to ...
0
votes
1answer
43 views

I cannot enter the vertical line character in OSX terminal

I'm using a Mac and I'm piping some data from curl to tar and when I went to hit the | in the terminal I got the o with an umlaut. It totally works fine, as the unicode character still comes up as ...
1
vote
1answer
77 views

Brazilian Keyboard layout in CentOS 6.5

I'm Brazilian and new with Linux. I have the CentOS 6.5 with Gnome 2.28.2 running in a VirtualBox VM. I'm using it to PHP programming and I'm loving it. But I'm having a hard time to make ...
1
vote
0answers
55 views

How to hold <Caps Lock> when it sends a single event on key press and release?

Using the keyboard of a Macintosh IIcI (~1990) with remapping of the Caps Lock key to Ctrl in Xorg, it is impossible to use it, as holding it does not send events persistently. When holding other ...
2
votes
1answer
126 views

CapsLock as modifier key for application keymaps

I am developer and currently I am using Ubuntu Linux with PyCharm IDE for development of website. In order to improve typing performance I consider change CapsLock to Hyper_L and assign it to mod3 ...
106
votes
3answers
49k views

How to unfreeze after accidentally pressing Ctrl-S in a terminal?

It's a situation that has happened quite often to me: after I press (with a different intention) Ctrl-S in a terminal, the interaction (input or output) with it is frozen. It's probably a kind of ...
1
vote
1answer
85 views

Remap keypad keys to modifiers

I did some research but I couldn't find a working solution: How can I make my keyboard buttons: KP_1, KP_2, KP_3 to work exactly the same as Shift_L, Alt_L and Control_L? I use Linux Mint 17 ...
5
votes
1answer
6k views

AltGr keys don't work with Ubuntu in VirtualBox

I just installed VirtualBox (from Oracle) in Windows 7, and created a virtual machine with latest Ubuntu. Here in Firefox I can use the left Ctrl key, while the right one doesn't have any effect. ...
4
votes
1answer
355 views

Gnome3/Archlinux move windows with keys?

Looking for an app that will allow me to move my Gnome3 windows with keys like Ctrl+Alt+Home to move to top left corner of the screen. Essentially, this is what Winsplit revolution does on windows. ...
1
vote
0answers
92 views

Different layouts and specific key mapping for different keyboards

Here's the deal I have an apple aluminium usb keyboard connected to my laptop with "windows" keyboard. And almost everything works great on my apple keyboard except three annoying problems. Each ...
5
votes
0answers
401 views

“usb 3-2: can't set config #1, error -110” - USB keyboard works in Windows 8 laptop but on PC only until Linux boots

I tried 2 new USB keyboards that work until Linux starts booting. When booting I saw: [ 8.365211] usb 3-2: New USB device found, idVendor=1a2c, idProduct=0b23 [ 8.404863] usb 3-2: New USB ...
1
vote
1answer
53 views

Is bluetooth keyboard associated with `stdin`?

I know that keyboard is standard input and is referred by the stdin file. I sometimes use a Bluetooth(BT) keyboard when working on my laptop. Both keyboards, my laptop keyboard as well as the BT ...
12
votes
1answer
1k views

Fix Fn-keys for keyboard illumination

I've tried following the Ubuntu hotkeys/media keys troubleshooting guide and /usr/share/doc/udev/README.keymap.txt.gz to make the Fn keys work. After copying the map file and modifying ...
5
votes
2answers
1k views

How to switch X windows from the command-line?

How can I create a script that automatically switches windows? I'm trying to do the same thing Alt+Tab does.
1
vote
1answer
31 views

swap symbols with numbers in keyboard layout

I'm looking to modify my keyboard layout such that holding down Shift and pressing a number key will result in a number being printed to the screen instead of the symbol that's on the key. For ...
0
votes
0answers
18 views

In Linux count number of key presses except those in the browser

I want to count the number of key-presses in Linux, except those in the browser. There was a solution proposed here but not sure how to ignore browser key-presses.
0
votes
0answers
24 views

Pantheon lost keyboard configurations

I install Pantheon yesterday and now every time startx my keyboard configurations back to us, but the correctly is br+abnt2. So I need to run in terminal (after startx) the command: setxkbmap ...
7
votes
2answers
370 views

Custom keyboard layout is reset to default after standby or reboot

I designed a keyboard layout for myself, after I run xmodmap it works OK, but after standby or reboot, the layout turn back to qwerty. How can I set it as default? My OS is Debian Wheezy with XFCE4. ...
1
vote
1answer
56 views

adjusting keyboard sensitivity with kbdrate

The keyboard on my Laptop is too sensitive (when typing, I often type two characters instead of one). I have been googling and found kbdrate. But for some reason, kbdrate does not work properly: # ...