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

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1answer
821 views

What does GNOME do with multimedia keys?

GNOME makes multimedia keys, such as fn+directional keys on my laptop, maybe dedicated keys on your keyboard, into very useful keys. They seem to work with a large number of application. What can I do ...
4
votes
1answer
158 views

How to get all my keys to send keycodes

I'm using Gentoo with XFCE. I have a logitech K350 keyboard, all but a few of the keys work as expected but there is one specific key that I want to use but when I run showkey no key codes are being ...
4
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1answer
309 views

Filtering the keyboard input

I have a program that takes input from the keyboard and presents a nice visualization. The purpose of the program is so that my infant can mash on the keyboard and get the computer to do something. ...
4
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1answer
1k views

Apple Bluetooth Keyboard

I have an Apple bluetooth keyboard and want to use it with Fedora 15. I turn on the bluetooth on the both devices. Click 'Setup new device' via Gnome3's GUI. The computer detects the keyboard but it ...
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2answers
5k views

Switch Fn key state

I have this issue with Lenovo Thinkcentre Edge. Its keyboard has Fn key, which acts in my Ubuntu (with Fluxbox) as if it is always "active/pressed". I can't use standard F1-F12 keys unless I hold ...
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1answer
542 views

Disabling or changing console switching keys

For some reasons on my Ubuntu 11.04 Natty running Linux 2.6.38-13, with an Italian layout for the keyboard, the keystrokes AltFx switch between virtual consoles (instead of the normal CtrlAltFx ...
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1answer
1k views

How to make BT keyboard available at login and OS selection screens

Is it possible to have my bluetooth keyboard active before I enter into the desktop environment? I'm unable to type in my login and password at the login screen because the Debian hasn't associated ...
4
votes
1answer
676 views

How do I fix unix so that I can use the arrow keys in a terminal?

Before I was able to use the Up/Down arrow keys to cycle through previous commands, but now when I press a directional key it outputs "^[[A". I'm running a bash shell. How do I fix this?
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0answers
40 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 ...
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3answers
554 views

How can I make Ctrl + Alt act like Alt gr in Ubuntu?

I recently switched to Ubuntu on my laptop and one thing that almost got me to switch back to windows is the fact that I can't make Ctrl + Alt to act like Alt gr. I have programmed in several years ...
4
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1answer
157 views

Set window manager's meta key depending on connected Xserver

Situation A linux server is running an xdm supporting XDMCP, it is connected to from various different Linux and OS X boxes using XDMCP via an X -query <server> command. Once the user is ...
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1answer
345 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. ...
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1answer
241 views

Diacritics do not work in GTK+ applications running on Mac OS X Snow Leopard

I am using some GTK+ applications in Mac OS X Snow Leopard. My MacBook is configured for using the Brazilian layout, which allows it to enter diacritics as dead keys (so I can write á typing ' and ...
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votes
3answers
5k views

Does the Fn Lock (FnLk) on Thinkpad T440s work well with Linux?

I'm considering to buy a Lenovo Thinkpad T440s and to install Linux on it. According to the user guide and photos of T440s, to use F1-F12 you have to hold down the Fn key, or use Fn+Esc to enable "Fn ...
3
votes
1answer
5k views

How to change keyboard keymap

I accidentally set my keyboard type to US during installation, but it actually is UK type. How do I change it? [note] I use Debian Squeeze.
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1answer
149 views

How to find out the escape sequence my keyboards sends to terminal?

Let's say we have a generic keyboard with some unknown keys which may send escape sequences to terminal. The keyboard is connected to an xterm terminal emulator running on a generic BSD/Linux. To ...
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votes
2answers
132 views

Multi-function CapsLock without X

I would like to remap CapsLock to Esc when pressed by itself and Ctrl when pressed with another key without using X. This is similar to a previous question ( Remap CapsLock to Escape and Control ...
3
votes
1answer
189 views

Switch to TTYs without Function keys

At the moment I have a keyboard which lacks function keys (F1 through F12), and I was wondering - is there a way I could switch to textual TTYs (and back, which might prove to be a problem if I were ...
3
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1answer
603 views

How to distinguish input from different keyboards?

I want to write an application in Python that you can use with your default keyboard and a specially designed one for the application. I will design it simply by using a small numerical keyboard with ...
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2answers
371 views

The key codes for Caps Lock, Shift, Left Control and FN key?

Can somebody please provide the key codes for these keys: Caps Lock Left Shift Left Control Option key FN The key code I'm talking about is something along the lines of \<Esc>[200~, although ...
3
votes
1answer
42 views

How do I generate the sequence “\e[Z” in a terminal?

It is bound to menu-complete in GNU readline. $ bind -p|grep menu "\e[Z": menu-complete # menu-complete-backward (not bound) # old-menu-complete (not bound) I think it's Meta-something.
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3answers
1k views

Ubuntu 12.04 Gnome 3 “freezes” randomly - not a normal freeze though

Since upgrading to 12.04, I've randomly experienced this strange phenomenon where my mouse mostly doesn't work and keyboard mostly does. I have not been able to identify a cause for this. Sometimes it ...
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1answer
644 views

Unix User Level Keylogger

I need to record my own keystroke data for some academic research. I wrote a regular keylogger for Windows, but now I need to write one for a Unix environment, with the constraint that I have only ...
3
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1answer
705 views

sysrq won't reboot with a keystroke, but will with echo “b” > /proc/sysrq-trigger

CentOS 6.2, 2.6.32-220.el6.x86_64 laptop. SysRQ is enabled for keyboard input, as is witnessed by: $ cat /proc/sys/kernel/sysrq 1 Common Magic SysRQ Keys are working such as alt-sysrq-h. However, ...
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2answers
1k views

Is there a way to remap the AltGr key to Ctrl with setxkbmap?

I've already checked the option section in /usr/share/X11/xkb/rules/base.lst but I didn't find an entry for AltGr...
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4answers
1k views

Matlab gets “crazy” after type special characters

I'm using a computer running Ubuntu and I'm connected through ssh to a RedHat machine where I use Matlab in command line mode (matlab -nodesktop). Matlab version is 7.10.0.499 (R2010a). My problem ...
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2answers
5k views

'd' Key on VNC Viewer Minimises All Windows

I'm running vnc4server on an Ubuntu 10.10 box, and connecting to it from an Ubuntu 8.04 machine using TightVNC Viewer 1.3.9. I'm unable to type anything with the character d within the VNC session, as ...
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4answers
748 views

How to print keypresses in .inputrc format?

Which application can I use to figure out what to put in .inputrc for any custom keyboard shortcut? I've tried a few, and none of them seem to be usable: showkey, showkey -a and read just print ' if ...
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1answer
898 views

Disabling caps lock by setxkbmap makes it Shift key in Emacs

I'm using GNU Emacs 23.2.1. within Xfce 4.8.0 (both coming from the Ubuntu Natty repository). I disable the CapsLock by running /usr/bin/setxkbmap -option "ctrl:nocaps" at the beginning of the Xfce ...
3
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1answer
212 views

Keyboard bindings from bash to zsh?

I have the following entries on my .inputrc for bash: "\C-p": history-search-backward "\C-n": history-search-forward "\e[A": history-search-backward "\e[B": history-search-forward "\e[C": ...
3
votes
1answer
474 views

Keyboard input not displayed on the screen?

We use the `exceed tool to connect to our UNIX servers, but sometimes the command-line behaves erratically. When I am typing some command on the command-line, nothing happens -- nothing is displayed ...
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2answers
512 views

Why does US International Keyboard break Alt_R

All adding the U.S. English International (with dead keys) keyboard layout breaks my Alt_R key. Any ideas why? I'm working on RHEL 5.5 using GNOME. The problem disappears if I remove the additional ...
3
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1answer
898 views

The caps lock and scroll lock lights are flashing and everything is frozen

I was using a small Linux distro that was running X11 with JWM as its window manager. I was browsing a directory when all of a sudden the mouse froze and the keyboard became unresponsive. The caps ...
3
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1answer
108 views

How to regain control of my computer?

I am running a database server on my computer. Sometimes it takes up so much memory resources that the system stop responding to keyboard and mouse inputs. Although I can move the mouse pointer and ...
3
votes
1answer
69 views

Since I execute 'stty erase ~' I can't type / anymore in Putty

Yesterday I was fed up with being forced to type Caps+Backspace to erase character in Putty, because a Backspace was printing a ~. I found some info on internet saying you should type stty erase ~, or ...
3
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1answer
269 views

How to get the actual keyboard device given the output of /proc/bus/input/devices?

When I run: cat /proc/bus/input/devices ...I receive the following output: ... I: Bus=0003 Vendor=040b Product=2000 Version=0110 N: Name="Generic USB Keyboard" P: Phys=usb-0000:00:1d.0-1/input0 ...
3
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1answer
74 views

How to clear keybinding

I'm in Linux (if it's relevant: Fedora 17 x86_64, 3.6.11) and my laptop's PageUp key has gone ultrasensitive on me. I'd like to disable it (remap it to nothing at all) as I've never liked it where it ...
3
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1answer
503 views

Getting keyboard to work in debian 6.0 in order to unlock root partition

I just installed Debian 6.0, encrypted / and now I'm trying to boot. When GRUB comes up, I select Debian, it loads the initrd and asks for the root password, however I can't enter anything, because ...
3
votes
1answer
115 views

How to use the Meta/Alt Key with tput?

I want to redefine keybindings for the commandline of a lisp dialect. The commandline is actually modeled after Vi and implemented with tput/terminfo. I want an alternative version with Emacs ...
3
votes
2answers
1k views

What does this output from xev mean?

I'm interested in remapping some keys on my keyboard. In particular, I want to hold down the Function key, press the F1 key, and have this trigger a script. I know that xev is useful for figuring out ...
3
votes
2answers
2k views

Disable scroll lock

We have a shell/tty based application that has ~1,000 users. It is running in an environment where X Server is not available. If a user accidently turns on the Scroll Lock, it makes it seem as if the ...
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votes
2answers
368 views

Uppercase input turns on periodically

I have some problem. Every 3-5 second everything, that I input from keyboard became UPPERCASE only. I also have two keyboard layouts: us and ua. And when uppercase happens - I can't switch my keyboard ...
3
votes
1answer
2k views

Keyboard Problem with Debian testing and gdm3

I'm driving a Debian testing machine that is running fine. But since testing includes Linux Kernel 3 I have the following problem: While booting all is working (I mean especially the keyboard) - ...
3
votes
1answer
812 views

Keyboard (mostly) doesn't work in Wine

When I run any program in wine (e.g. notepad), I can use the keyboard just fine until I click the mouse. As soon as I click the mouse for any reason, the keyboard stops working entirely. I'm using ...
3
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1answer
839 views

Automating typing strings in xmacro

Could you show me how to write macro in xmacro (that will work in whole desktop environment) that is able to expand strings? E.g. I will type "thx" and it will expand to "thank you".
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1answer
2k views

How to change the USB keyboard layout in an OpenBSD console?

I may be abusing the word console but I mean the mode without X i.e. pressing ^+Alt F1 and then log as other user where I want to use my chosen layout with USB keyboard. X works, it configures the ...
3
votes
1answer
19 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: # ...
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votes
1answer
285 views

How to turn on Keyboard Autorepeat permanently on VMware instances of CentOS 6?

In my lab we have about 40-50 machines, all cloned with the same image of CentOS 6. For some reason the keyboard auto repeat function decides to randomly turn itself off. Typically we just have ...
3
votes
1answer
70 views

Writing single-handed layouts for X

I know someone who'd really like to be able to type with only the left hand, so I had the idea of writing a layout which "switches" the sides of the keyboard when the caps lock key is pressed. For ...
3
votes
1answer
331 views

Have Sun keyboard moon key (116) not shut down my computer

On my Sun keyboard, the top-rightmost key (with a moon image, right above the keypad) shuts down my computer. I'd like it not to, as I hit it by mistake now and then. In /etc/default/keyboard, I only ...