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

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1answer
18 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
14 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 ...
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 ...
3
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2answers
769 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 ...
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0answers
47 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 ...
3
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1answer
349 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
1answer
92 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 ...
5
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1answer
522 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 ...
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3answers
43k 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 ...
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1answer
30 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
5k 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. ...
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0answers
6 views

Why is the keyboard assigned the specific IRQ of 1? [migrated]

Why are specific IRQ values assigned to certain devices? For example, why is the system timer assigned the value of 0 and not 10?
4
votes
1answer
348 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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0answers
48 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
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0answers
207 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
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1answer
37 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
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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
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2answers
961 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
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1answer
16 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 ...
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0answers
13 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.
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0answers
12 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 ...
6
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2answers
306 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. ...
3
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1answer
30 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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5answers
13k views

How to get keycodes for xmodmap?

I'm trying to use xmodmap to remap Alt / Super keys on Dell L100 keyboard, and have trouble getting the keycodes. For instance, using xev doesn't give me keycode for Alt FocusOut event, serial 36, ...
5
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1answer
65 views

monitoring events (keyboard, mouse) in X

Is it possible to display all events that are generated in Xorg? Such as keyboard pressed, mouse events...?
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0answers
22 views

Keyboard is disabling

I stuck with a strange problem on OpenSUSE 13.1, after some random uptime my keyboard is disabling. I'm not even sure how to concretize this problem, this happening randomly and I can't see any ...
5
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3answers
4k views

Cannot pair my generic keyboard via automatic PIN

I am using Xubuntu, pure Xfce, 64-bit. The problem: I have tried 2 ways; both have failed for different reasons: (1) the commandline way (see below) fails because at no stage does it actually ask ...
4
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2answers
60 views

Print currently pressed keys to stdout and read them line by line

I want to know which keys are pressed on my keyboard and print the information to stdout. A tool that can do this is showkey. However, if I want to pass the data of showkey to read: while read line; ...
3
votes
1answer
149 views

Making udev rule for bluetooth keyboard

I'm using a logitech k810 bluetooth keyboard with my laptop running Debian Wheezy. (I got the keyboard working by following this guide.) By default the F1-12 keys are multimedia keys unless the FN ...
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0answers
49 views

Emulating scroll lock behaviour to trigger USB KVM switch

At work, I use two computers: one Windows machine for intranet and mail, one Ubuntu machine on a separate network for development. In order to easily switch between the two I use a simple USB KVM ...
4
votes
1answer
243 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 ...
16
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9answers
1k views

Keep NumLock always on

I have standard keyboard with numerical keys on the right side (I guess it's called 104-key keyboard). I want to use the numerical keys only as numerical keys. That means, I don't want the NumLock to ...
5
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0answers
55 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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2answers
187 views

Perform an action when a wireless keyboard is connected

I need to perform a command when I connect a bluetooth keyboard. How can I 'listen' this event?
1
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1answer
91 views

How to remap the keys with xkeycaps?

I'm trying to remap different keys (for example, I want the "Y" to be "space"). XKeyCaps let me choose the keyboard, and shows correctly when one key is pressed. But the right click menu that allows ...
2
votes
1answer
574 views

Garbage characters appear on screen when typing

When typing, garbage characters somehow appear on the screen for all the letters that I type. The garbage character is a small rectangle box, and this prevents me from executing any commands on the ...
11
votes
1answer
388 views

Get the keycode of a key, from a custom made keyboard

I'm trying to transform a Minitel to a computer with a Raspberry Pi. This is a minitel: So I soldered the matrix of the minitel keyboard to a usb keyboard pcb, like this: Everything is working ...
2
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2answers
555 views

Key mappings in Linux

What do people mean when they point out that the "keys are not properly mapped" in a Linux installation when working on the command line? Isn't the default installation OK? What extra/specific ...
3
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2answers
133 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 ...
1
vote
1answer
348 views

How to permanently disable the Insert key on Linux?

The Insert is located right next to Backspace. So when I am using Leafpad, Gedit, etc., I hit Insert by accident often, which causes the cursor to turn into a bold box which over-writes text as I ...
1
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3answers
39 views

Before logging in my system, any way to make a key simulate another key?

In my keyboard I button doesn't work. I had earlier asked a Q on how to make a key simulate another key. That Q solved the issue only after I logged in my system. I'm working on Ubuntu 13.04. But how ...
5
votes
1answer
72 views

Why does showkey show a different keycode compared to xev?

Looking for an answer I came across this question. There's something like this: The keycode X uses and the keycode the kernel uses are OFF BY 8 for "historical reasons". So take 97 - 8 = 89 and ...
3
votes
1answer
659 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 ...
2
votes
1answer
196 views

How to detect global key presses

I have an Asus laptop that has a special key that can be configured to launch any software (at least on Windows). The general question is: how can I detect any key press (globally)? Then, how ...
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1answer
46 views

How to 'simulate' a Fn key

I want to 'simulate' a Fn key of an ASUS laptop running Ubuntu when using a normal external keyboard. How can I do this?
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0answers
156 views

Debian wheezy FN key inverted after resume from suspend

I have debian wheezy installed on my new laptop (Toshiba Satellite L70), with Kernel 3.14 from backports. After I resume from suspend, all function keys (F1 - F12) behaviour is inverted, for example, ...
0
votes
1answer
76 views

Corsair Vengeance K-95 Keyboard & Linux

I've been thinking that I want a mechanical keyboard, currently I'm using a logitech G510 which is perfect with it's 18 programmable keys (I'm using it with this) but I hear a lot of people drooling ...
2
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0answers
35 views

Remapping Left Control <LCTL> in xkb changes behavior of Alt + Left Shift

For some reason pressing any alt key (including <MENU>) together with <LFSH> toggles "Switch windows of an application". This can be turned off by commenting out key <LCTL> { [ ...
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0answers
41 views

How to read characters from a serial keyboard on /dev/inputs/eventX (Speed?)

I'm trying to read from a second keyboard whose inputs can be read from /dev/inputs/eventX, but I get rubbish and not the character expected. I'm accessing my target by using Putty. I can connect to ...
5
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1answer
982 views

How to detect which keyboard device is being used

I'm working on a computer with two keyboards and two users. They are using different layouts. The two keyboards are identical. Their device ID can be found easily with xinput, but when typing we can't ...