The X window system (commonly X Window System or X11, based on its current major version being 11) is a computer software system and network protocol that provides a basis for graphical user interfaces (GUI) for networked computers.

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Chrome loses Compose sequences whose last character uses Shift

In Chrome 35.0.1916.153, sometimes, my Compose key partially doesn't work. As far as I can tell, combinations whose last character uses the Shift key that don't work. For example, 'e→é and /=→≠ work ...
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1answer
4 views

XFCE: image as whole applications menu button, not just icon

This is what I want for my applications menu, the whole thing, not just the icon that should sit behind the optional text: What I get when I change the icon is: But what I want is this (edited ...
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1answer
13 views

X11 Issues running with Terminal.app

I am trying to figure out why I can't use ghostscript or ghostview (or any other X11 applications) when I try to call them in the Terminal. I am using bash, and I also used Fink to get the packages I ...
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1answer
33 views

LXDE: How to run a program/command when I press one or more keys?

I have a numpad on my keyboard and I want to make the keys do something when (the otherwise useless) ScrollLock is on under LXDE graphical environment. For example, I want to run my browser when I ...
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2answers
279 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. ...
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15 views

Using X11 Displays through Terminal.app commands : generic mapping tools

I am trying to figure out why I can't use ghostscript or ghostview (or any other X11 applications) when I try to call them in the Terminal. I am using bash, and I also used Fink to get the packages I ...
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1answer
220 views

Unable to host a server with Xpra, only connect to an existing one

I've downloaded and installed Xpra from their distribution hosted on winswitch. However, when I try to run it on my server I'm getting: This xpra install does not support starting local servers. ...
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2k views

Alternatives to xmove, xpra

A bit of background information: I'm dealing with a piece of software that is part of a larger system. Most pieces of the system have a background process that runs continually, and a GUI that can be ...
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11 views

xpra attach failure

After entering the command to attach to an xpra session: xpra attach ssh:SERVERNAME:100 we get this response: connection lost: empty marker in read queue Connection lost What does it mean? We ...
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1answer
39 views

Mapping a key to AltGr with KDE On Ubuntu

Is there a way to Assign AltGr to the right Win key? I'm Using KDE Workspace in Ubuntu 14.04.
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38 views

Typing punctuation adds an accent to the preceding letter after my laptop is docked for a few minutes

I am running Manjaro XFCE. Everything worked like a charm for months now, but 2 weeks ago the keyboard configuration from my external keyboard seems damaged. Writing on my laptop itself works ...
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1answer
291 views

Boot graphical application straight from Linux bootup (without verbose boot messages and desktop)

Is it possible to boot from minimum Linux core(Linux/Android) to an application (preferably created in interchangeable platform languages such as C# – Mono / GTK / Java / C) without any verbose ...
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21 views

In tmux session, cannot connect to X server after ssh'ing

At work, I have a desktop with a monitor and a few running tmux sessions. At home, I frequently ssh into that desktop and enter my running tmux sessions. When I ssh from home, I do not want to use ...
3
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1answer
20 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
12k 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, ...
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39 views

Spawn login prompt in an X terminal

I have a system that runs a bash script when it starts (I use /etc/init.d/rc.local to execute it without needing to log in). For reasons I won't go in to here, I need to launch a graphical terminal ...
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1answer
440 views

How can I save/restore window positions when I undock/dock my laptop?

I have a laptop with a docking station that has a large monitor connected to it. When the laptop is docked, I use the monitor as my primary display, and the laptop screen as a secondary display. ...
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17 views

How do I track why X11 keyboard shortcuts don't work?

I am on Arch Linux. I am completely stuck trying to figure out why some of the key combinations work on regular DELL 101 key usb keyboard in X11, but not on the mechanical gaming one. I have 2 ...
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3answers
537 views

Have to reinstall NVidia driver on every reboot

I am having an issue with my Nvidia driver after the latest update. Now, Every time I reboot the machine there is some conflict between two different version and I have to reinstall the driver before ...
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3answers
67 views

How to kill all open windows?

I want to close all windows appearing on my desktop. I've thought to do this through pkill, but I could only manage to kill them one at a time, which is not what I want. The end goal is to put this ...
3
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1answer
331 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 ...
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1answer
297 views

Disable sticky keys

Sometimes my X behaves like it has «sticky keys» turned on. I have no idea how I activated it. Usually hitting the "sticky" key multiple times solves the problem, but it is nevertheless annoying. I ...
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1answer
20 views

Transfer X from monitor to remote machine

I want to remote login to another laptop to continue working on session left over. VNC is slow because it's bandwith hog. I know (or I think I know) that it's not latency, it's bandwith because the ...
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1answer
19 views

Terminal emulator for Android that supports viewing images?

I am planning on logging into my unix desktop via an Anroid tablet. Is there a terminal emulator that will allow me to view images, such as making plots in ipython, via X11 protocol?
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1answer
27 views

Copy image from clipboard to file

Is it possible to take an image from the clipboard and output it to a file (using X)? I can do this with text easily: $ xclip -selection c -o > file.text But when I try the above with an image ...
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41 views

External VGA monitor port not working on HP Elitebook 2540p running RHEL 6.5

I'm running RHEL 6.5 on an HP EliteBook 2540p. When I connect the external VGA port to a projector or external monitor and press Fn+F3 to switch to the external port, nothing happens. Under System ...
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1answer
10 views

xkb - Keymaps at `/usr/share/X11/kbd/symbols` 2 values vs 4 values being specified

I am a noob when it comes to linux and xkb. Sorry if the question seems very obvious and stupid. I was checking the keymap found at /usr/share/x11/kbd/symbols and in particular, I was browsing the us ...
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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 ...
2
votes
1answer
32 views

Declare a new modifier key with XKB

I'm trying to create a one handed keyboard layout and want to use Hyper to produce special keys when I press some keys. For example, when I press Hyper_L and B, I want XKB to produce ...
3
votes
1answer
165 views

xautolock: how to auto-unlock on user activity?

I need to run a script after a period of user inactivity. For that I use the wonderful program xautolock. Now, I also need to run another script when the activity is resumed (e.g. mouse is moved or a ...
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votes
1answer
270 views

Anti Aliased Fonts with NoMachine NX

I am running nx server on a headless ubuntu server. Its desktop is to Unix -> Custom -> Emacs which gives me an Emacs window on the local machine. The only thing that does not work as expected is the ...
2
votes
1answer
43 views

Displays and their relative position in a shell script

I want to get information about the displays, something like xrandr, but with more info. I want to know their position. So if I have two or more displays connected I want to know how they are ...
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1answer
27 views

What is the difference between a windowing system and a window manager?

What is the difference between a windowing system (for example X11, Wayland) and a window manager (Awesome, Compiz, OpenBox)?
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3answers
536 views

switching windows in twm with keyboard shortcuts

I am using a system that runs twm and I am wondering if it is possible to switch between windows using keyboard shortcuts, as I do in gnome with Alt+Tab.
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1answer
74 views

Why X server runs on TTY1 and not TTY7 on Arch Linux?

I've used Debian derivates (*buntu, CrunchBang), Mandriva, OpenSuSE, Fedora, name it.. all of them had X server at TTY7 (at least I think it was 7), accessed with: Ctrl + Alt + F7 Now, I moved to ...
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2answers
367 views

Running GUI application as another (non-root) user

Let's say I have 2 user accounts user1 and user2. When I login as user1, and then switch to user2 using su, I can execute command-line programs, but GUI programs fail. Example: user1@laptop:~$ su - ...
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0answers
41 views

Priority for “always on top” X windows

I have two windows on my Xfce desktop that need to be open all the time and they are set to always on top. They overlap each other, whenever I click on one of them, that's expected behaviour. Is ...
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1answer
46 views

Can I make a second mouse/keyboard (virtual) for xdotool to use?

I have a script running a set of xdotool commands. It only uses half of my screen but I cannot use my keyboard or mouse while it is running due to the number of clicks and typing that is executed. Is ...
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2answers
70 views

Error when running X11 application as root

I get this wierd error when I run applications as root. **(gedit:630): WARNING **: could not open X display No protocol specified Unable to init server (gedit:630): Gtk-WARNING **: Cannot open ...
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1answer
403 views

Certain fonts missing from xlsfonts in Centos 6.4

I have a certain software on CentOS 6.4 that gave the following error: X Error of failed request: BadName (named color or font does not exist) Major opcode of failed request: 45 (X_OpenFont) ...
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1answer
364 views

Resolving circular dependency hell for libX11 and libXi

I'm trying to install X11 from source. Source files from some repository: libX11-1.6.0.tar.gz libXi-1.7.1.901.tar.gz libX11-1.6.0 paulk@node005:libX11-1.6.0$ ./configure --prefix=$HOME/software ...
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votes
2answers
49 views

Stuck pixel on X

Every couple of days, a pixel roughly in the center of my screen gets stuck on white. It can be unstuck by restarting X, or by logging out and back in. However it remains stuck when I call xrefresh. ...
5
votes
1answer
3k views

X client forwarded over SSH “cannot open display: localhost:11.0”

I have enabled X forwarding on remote machine where SSH server is running: # grep -i forward /etc/ssh/sshd_config X11Forwarding yes # On local machine, I have started SSH client with -X flag ...
2
votes
1answer
522 views

setxkbmap switches between 2 out of 3 layouts

Issuing that command: setxkbmap -layout "us,ua,ru" -variant ",winkeys" -option "grp:shift_caps_toggle,grp_led:scroll" -model pc105 -rules xorg When hitting Caps Lock+Shift I'm switching between ...
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0answers
45 views

Cannot open GUI's via SSH connection? [duplicate]

I've just connected to a Linux terminal using an ssh client. I'm running Linux on both desktops, but cannot open PDFs, IDE, or other graphics from the ssh client. How can I fix this?
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1answer
269 views

Remapping power key to delete

I have a macbook pro running Ubuntu 13.10 with FluxBox. Unfortunately, the power button is physically above the backspace where I would expect the delete key to be in. In OS X, the PowerKey program ...
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1answer
245 views

Openbox doesn't seem to have correct environment variables set

I've installed Debian 7.0, and then installed Openbox on top of it. I've got some executable files in ~/bin, and this line in my .bashrc and .profile: export PATH="$HOME/bin:$PATH" I can normally ...
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votes
3answers
89 views

How to open a PDF file using PuTTY as a terminal?

I connected to a Linux system using the putty SSH client on my Windows PC. Now it's unable to open a PDF document in putty. The error message: gnome-open .pdf (gnome-open:4137): GConf-WARNING **: ...
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2answers
1k views

XAUTHORITY environ variable set repeatedly on every login

I am running a Suse Linux 11.04 system. My problem is that when I do a fresh login into a shell as root, a new Xauthority file of the form xauth***** gets created in the /root/ directory. Upon exiting ...
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votes
3answers
119 views

Why doesn't rc.local run entirely

Here is my rc.local #!/bin/sh -e # # rc.local # # This script is executed at the end of each multiuser runlevel. # Make sure that the script will "exit 0" on success or any other # value on error. # ...