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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Changing one character in keyboard layout

I edited the file /usr/share/X11/xkb/symbols/us and added a definition with my new layout as follows partial alphanumeric_keys modifier_keys xkb_symbols "us_pl" { include "us(basic)" ...
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113 views

Is there a way to undo VGA adapter modesetting in Linux

I'm looking for a way to reset the graphics adapter to textmode after it has been set to some sort of graphical mode by the kernel on bootup, and possibly used by an X server. Is there any code to do ...
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2answers
405 views

Why does my Emacs toolbar look different over ssh w/ X forwarding on Cygwin vs CentOS?

I'm using Emacs 24.2.1 installed on a CentOS 5 server, which I ssh into with X forwarding (using -Y). I have both a Windows laptop with Cygwin/X installed, as well as a desktop running CentOS 6. When ...
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1answer
222 views

Run a program at startup after starting display services [duplicate]

I have written a script that uses the import command. I want to start it when user logins. I put path of the script in /etc/profile but because it starts before starting gnome I get errors and can't ...
2
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2answers
137 views

what happens when a window manager is put to background

I am trying to understand the situation why .xsession file expects the last process to be in foreground otherwise it is supposed to stop X11 session. I have a small stand-alone script. when I run ...
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1answer
2k views

cinnamon: get original look and feel using xsession

OS: Linux Mint 14 Cinnamon $ cat .xsession xmessage -file /etc/motd /usr/bin/cinnamon why do not I get the same look and feel as i do get without the above .xsession file? it also affects a few ...
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1answer
192 views

How to force X to use specific display, regardless if it is plugged in?

As it says in title: How to force xorg to use specific display trough HDMI, regardless if it is plugged in? I have TV that has some crazy "power save" option that can't be turned off and X thinks ...
2
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1answer
233 views

Mint: startx from tty loads X in chinese

OS: Linux Mint 14 Tty: tty/6 I am trying to start X using startx from tty/6. I do not have a .xinitrc in my home directory. X gets loaded but it loads everything in chinese. I am not sure where the ...
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143 views

Low color depth while using X11 on a monitor

I am running Mint on a Late 2012 Mac Mini. While running X (KDE, LMDE or openbox) I notice a low color depth on My Dell S2209W monitor. I believe that the depth is not actually low as I can change ...
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142 views

Cannot change brightness after standby or logout

Laptop: Toshiba R630 http://www.linlap.com/toshiba_portege_r700-r705 OS: Mint 14, Cinnamon $ lspci | grep -i vGA 00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated ...
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201 views

How to run two virtual X11 screens on a single monitor?

I would like to be able to emulate a dual monitor set up using a single physical display. Ideally, X11 would be able to treat each left/right half of the monitor as a separate display. Is this ...
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65 views

mapping <C-F9> in gvim: no response

I'm trying to map <C-F9> in gvim (note the "g"). No response. Neither <C-V><C-F9> nor <C-K><C-F9> produce any response either so I suspect it's not sending any keycode at ...
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vote
1answer
38 views

Detecting which font should be used

I am wondering how a system knows which font should be used for an output. E.g. recently I was setting up my Debian for Japanese support, so first: installed Japanese locale, then a package with ...
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2answers
165 views

Do I need X11 to install other desktop environments?

I just installed Arch Linux (Latest stable ISO from website) and I need to know whether or not I can just go straight to GNOME/KDE/LXDE, etc. without installing X11 first.
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1answer
1k views

X11 platform in Google Account Activity

My Google Activity Report typically shows access from "Windows", "Linux" and "Android" platforms. This month, it is also showing access from the "X11" platform. What would report as "X11"? A question ...
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2answers
485 views

Use desktop speakers over SSH from laptop

I have VLC media player and media files on a desktop CentOS 6.3 set up (without a GUI). I can play the media files at the machine but when I issue the command via SSH it is silent. I'm guessing it's ...
4
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1answer
757 views

How can I automatically disable my laptop's built-in keyboard in X.org?

Distro and X.org Version Information I am using Ubuntu 12.10 with xserver-xorg/quantal 1:7.7+1ubuntu4. Disabling Built-In Keyboard in X11 I have a laptop with a built-in keyboard that no longer ...
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1answer
556 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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2answers
3k views

How to configure xorg.conf for widescreen VNC on headless Linux/Ubuntu?

I have a Ubuntu 12.10 Box configured to run headless. I've managed to boot X headless by a lot of trial and error but I still have a glitch: When booting using the monitor, it all works ok, widescreen ...
2
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1answer
248 views

bind backslash to a non-standard keyboard key

I am using a swiss apple keyboard at the moment. This keyboard requires some unreasonable finger acrobatics to type a backslash (shift+right alt+7). I'd like to bind the backslash to another key ...
2
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1answer
478 views

Is there anyway to run gnome desktop via a remote x window ssh tunnel?

I'd like to run the DE remotely in a window of it's own on my local workstation. When I tried the naive gnome-session from an x-window tunnel it tried to takeover my local xfce desktop, got as far as ...
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174 views

Cyborg RAT mouse with xserver

I got a cyborg RAT3 mouse. This mouse got some problem to work on linux. I'm under lubuntu 12.10. I have searched some solutions on google. I have done this : I created /etc/X11/Xmodmap file, and I ...
3
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1answer
194 views

mpirun with ssh and X11

At present we're trying to write a program which uses mpirun to launch multiple X11 clients. If the programs are text-only, then using the following command, we can run proceses on a list of ...
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2answers
11k views

Debian: very low resolution and an “unknown monitor” problem

Edit: I have installed CrunchBang (or #!, a Debian-based distro), and that seems to have solved all of my resolution problems. I've just installed Debian after using Linux Mint for a few months. ...
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160 views

Input freeze when X starts on other terminal

I have a Packard Bell F2011HC-125GE running a Debian Squeeze-based Linux. After a few days of usage i found the system freezes from time to time. It's obvious the freezes happen, when X starts while ...
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197 views

Windows losing focus on Gnome on Fedora 17

I have a problem using Gnome on Fedora 17 where, after a period of time, I cannot regain focus on any windows; that is, I can only see the desktop screen. If I Alt-Tab I can see the other windows, but ...
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2answers
582 views

Are SUSE servers intended to be used graphically?

After being a long-time Debian Linux user, I decided to give SUSE a try. One of the major selling points of SUSE is the YaST configuration system. It provides a set of wizards for common configuration ...
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224 views

How to disable select-on-release right mouse button in Linux [duplicate]

We are having issues with mouse behavior in Linux. In Windows: In any application, to open a context menu and select an option: right mouse button down + release move the cursor to an option left ...
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2answers
1k views

Cinnamon failed: desktop only, no panel, no dialog frame

I am using Linux Mint 14 (MATE) with Cinnamon installed. Cinnamon failed when I tried to delete an item on the menu with menu editor. The system froze, so I logged out by pressing Ctrl+Alt+Delete. ...
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484 views

Fedora doesn't start X on boot

Since a few months I have been facing a problem with Fedora 15. Whenever I start my system, the command prompt is displayed instead of the GUI login. I need to provide a username and password from the ...
5
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1answer
467 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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2answers
1k views

Network Simulator NS-2 in Linux Mandriva 2008 - nam error: “Cannot connect to existing nam instance”

Theme begins here - http://superuser.com/questions/525110/installing-network-simulator-ns-2-allinone-on-linux-mandriva There is a certain emulator- NS-2. It can be used to describe the network ...
7
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1answer
738 views

How can I find out if the ~/.XCompose file has loaded?

I've added a simple sequence, but it won't work. How can I find out if the OS (Ubuntu 12.10 with Unity) is actually loading the file?
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2answers
307 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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146 views

Change Zombie window X properties from Iconic state to Normal state

Mathematica sets its Documentation Center as an iconic window according to xprop. I think this state might be the culprit for making this window a zombie window, not focusable by the mouse on my ...
3
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1answer
3k views

xming debian can't open display

I followed numerous guides for setup and even more "can't open display" error solution, but still can't find what's wrong. First, on VPS Debian Squeeze I installed xserver-xorg-core and xauth. Then ...
5
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1answer
7k views

~/.xinitrc not being run

I am not able to run my ~/.xinitrc (~/.xsession) scripts when logging into my computer. I'm using Xubuntu 12.10 with vanilla lightgm as the login manager. Both these files have the right permission ...
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2answers
2k views

SSH window forwarding with Xming

I have installed fedora 17 on the old desktop computer and put it to DMZ of my NAT network - i.e. whole computer is accessible via public ip address to the internet and could be called "server". I've ...
7
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1answer
386 views

Find X.org pointer grab owner

I have an application that seems to have grabbed the mouse (I can move it but can't click anywhere), is there a way to find which app owns the X.org mouse grab? The shortcut given here to release the ...
6
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1answer
284 views

Back button to middle mouse button

I would like to map "Back" button (xev shows it as "button 7") of my mouse (A4Tech X-7) to act as a middle mouse button. Is there a way to do this? I'm lost in google, finding only how to map buttons ...
5
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2answers
193 views

Getting or cloning the users current terminal?

I have to work with a script that forks and launches an instance of xterm in order to display log output in one window and have an interactive interface in the other. Personally I prefer rxvt-unicode ...
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0answers
93 views

Alternate screensaver settings on different X instances

On my desktop system, I run two instances of X-- one is associated with the physical screen, one is associated with a virtual screen (a la vncserver). I use the physical one to do things related to ...
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634 views

TigerVNC Cinnamon session on Fedora 17

I'm trying to properly start a Cinnamon (2D) session in tigervnc-server on Fedora 17 "Beefy Miracle". The only way I currently know to accomplish this is to modify the file /etc/X11/xinit/Xclients. ...
4
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2answers
794 views

Xresources color settings

I'm using Gentoo with XMonad and set all the colors in .Xresources file. The problem is that for some apps setting *.background and *.foreground is not enough since they override the settings for some ...
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1answer
248 views

Can I display part of a window on the second device?

When giving presentations, I use the html/css/js-based showoff. It has a presenter mode which shows the notes and the progress in a good way for me. It seems like the idea is that somehow a second ...
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1answer
2k views

How can I disable the X-server on Fedora 17?

I want to use a Fedora 17 "Beefy Miracle" system as a network-shared desktop for cooperative work. For this I'm using TigerVNC which brings its own X-Server and starts a completely separate desktop ...
4
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2answers
568 views

Is there a way to make feh fade in between transitions?

I would like my desktop wallpaper to fade between transitions instead of a cut. Is there a way to do this with feh? Maybe using xcompmgr or compton? If not is there a way of doing it without changing ...
3
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2answers
984 views

bash commands don't seem to run in .xinitrc

I am trying to run some bash commands in my .xinitrc script, but the window manager starts without these commands running properly. I run Arch Linux with the window manager is called "awesome", and I ...
12
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1answer
803 views

Screenshot of X from tty

Using Xvfb I can launch an application and take a screenshot. What I'm wondering about is how to capture from an existing (dormant) X session. Say from tty or over ssh. From what I understand ...
2
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2answers
2k views

How to check if DISPLAY is valid

I've read man-page X(7) and searched for this but I can't find a solution. How can I check in a long running process if the environment DISPLAY=:0 is still a valid display? (User could have logged ...