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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517 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 ...
3
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1answer
711 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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16 views

X Image following cursor mouse pointer

i have rpi connected with hdmi on big tv few meters from my workplace and i want to change size of mouse pointer. xsetroot -mouse .. .. will change just one type of cursor and not covering all ...
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0answers
16 views

What is the proper encoding name to use in locale for UTF-8?

Just wondering here as I have on this CentOS 7 system: $ locale -a <snip> en_US.utf8 <snip> and yet: $ localectl System Locale: LANG=en_US.UTF-8 To add to that, the preferred name ...
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2answers
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Copy file to xclip and paste to Firefox

I'm coping file to xclip cat file.txt | xclip I'm pasting without problem with xclip -o When I want to paste it to Firefox with Ctrl+V it pastes old text (that shouldn't already be in the ...
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1answer
15 views

Why do some apps leave KeyRelease events to be consumed by next focused app/window

I'm trying to wrap dmenu within some script to feed it input and act on it, however when pressing the Return key to select some dmenu input, a KeyRelease event gets sent to whatever window is focused ...
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18 views

What are the milestones in U&Linux history concerning the emergence of graphical Interface? [on hold]

At the beginning, the shell was the only interface for the User, He was able to send through it signals to other processes or launch them or even directly sending calls to the Kernel. Yet the shell ...
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1answer
1k views

Trying to get firefox running on CentOS 6 minimal iso - can't open display

I've got minimal CentOS 6 running on an Oracle VirtualBox on a Mac. I'm trying to get Firefox up and running so I can download some web files into the VM. I installed Firefox (yum --enablerepo=remi ...
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4answers
65 views

Paste text to another application from script via shortcut

Let me describe what I want to achieve. We are using two-factor authentication and I would like to create script which will generate TOTP token for me and it will paste it to let's say Firefox on some ...
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28 views

Artifact on desktop [closed]

Can someone explain this artifact to me? On the top left under the menu button. I use Linux Mint 17 Cinnamon 64-bit and xfce 4.10. I installed the nvidia-311 package from the original repositories.
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votes
3answers
30 views

How to launch xev from console?

I am trying to launch Xev from console, it always gives "unable to open display", I need to launch xev from a console as another user (I use sudo -u '#1000' to do this). I know xev has a "display" ...
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2answers
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How to start a second X session?

I tried to do it with the command startx 1. It seemed to flicker to a different screen momentarily, but then exited. Got the following error: /usr/bin/xterm: No absolute path found for shell: :1 ...
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votes
1answer
52 views

/usr/bin/gnuplot.exe: error while loading shared libraries: cyggd-2.dll: cannot open shared object file

I am trying to run Octave under Windows and to run graphics plotting routine under it. It requires Cygwin and X/Cygwin. When I trying to run any plotting routine, the following error appears: ...
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0answers
13 views

Eclipse over X11 forwarding is not showing all icons/assets

I have a virt running RHEL5 which has Eclipse installed on it. I'm using ssh -Y to start eclipse on my Ubuntu host. My problem is that not all assets in Eclipse seem to be shown. Some of the menus ...
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2answers
369 views

Is there a universal way to write Unicode characters?

I sometimes want to write special Unicode characters, like an em-dash (—), in various programs like vim, Chrome (like just now!), or LibreOffice. In LibreOffice, I can achieve this via a dedicated ...
1
vote
1answer
33 views

Play crawl-tiles over SSH from Windows with PuTTY

I have a headless Raspberry Pi running PiBang (swapping to Raspbian soon since PiBang is no longer supported) which I'd like to play Dungeon Crawl Stone Soup over ssh. When I try to run crawl-tiles ...
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0answers
36 views

Lightest hardware accelerated desktop system

I need a list of lightweight desktop environment that uses hardware acceleration either natively or from being on top of another library like Xlib, GTK+, etc. What I'm actually looking for is a ...
3
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1answer
417 views

Running multiple xserver displays “offscreen” or “headless”

I would like to run two or more displays, while I only have one GPU and one monitor. The second display does not have to display anything on the monitor, a dummy output would be ideal. I use startx ...
2
votes
1answer
20 views

xmodmap shift + keycode to produce keysym

There seem to be few examples for how to use xmodmap to bind a modifier + some key, to a new key. E.g. I want to bind left Shift (keycode 50) + ` (keycode 21) to emit a grave accent character: ` ...
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4answers
1k 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 ...
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0answers
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What is the relation of the X window system and mdm ? [duplicate]

From what I read so far about the X window system and mdm I got confused how these terms relate to each other. As far as I know display manager is an umbrella word for programs like xdm, kdm, gdm, ...
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1answer
17 views

what do i need to do additionally to start X in order to not end in a black screen?

From the xfce desktop environment in Linux Mint, I pressed Ctrl + Alt + Fn in order to get into a virtual terminal, then I stopped the mdm display manager with killall mdm. So far it worked, but once ...
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11 views

How can i enter the sudo X command after having killed the mdm display manager?

I was told, in order to just start the x window system, i have to input at the command line: sudo killall mdm. After having done so, my window freezes and i have no further controll, my only option so ...
2
votes
1answer
32 views

how to start into the x window server from linux mint ? [closed]

what do i have to do in the terminal in order to switch all the frontends of the xserver off, just to have the x window system running without any window manager or desktop environment?
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vote
1answer
468 views

Cannot login on GUI

I'm using Debian Jessie with Xfce and cannot login into the GUI as a normal user, root works. I can login on another terminal. I tried to reinstall lightdm, but I still cannot login. After a login ...
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36 views

Get X's configuration

I have done some tests with 2 NVIDIA cards (not in SLI) and 4 monitors, with nouveau drivers. Debian 8 testing and Arch are not able to use the 4 monitors at the same time, but somehow Fedora 21 is ...
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3answers
2k views

How does GDM authenticate to the X Server?

Given that you usually have to authenticate to the X Server by way of a "magic cookie" stored in the .xauthority file in the user's home directory: How does GDM (like most login processes, running as ...
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votes
4answers
3k views

Are there any GUI's for Linux that doesn't use X11?

Are there any GUI's for Linux that doesn't use X11? Since X has very poor security :O e.g.: Ubuntu, Fedora - what else are there? Goal: having a Desktop Environment without X. - what are the ...
3
votes
1answer
223 views

x11 connection established but magic-cookie value different?

From my local machine I ssh to a remote server along with authentication regarding X display. I know that in this process, MIT-MAGIC-COOKIES are used and the value in both server and client needs to ...
3
votes
1answer
45 views

Highlight current mouse position

I'm running a dual-screen setup and have my trackpad disabled most of the time (which includes hiding the mousepointer). When i reenable the trackpad (and display the mouse pointer again), i've lost ...
3
votes
3answers
1k views

Map Caps Lock to Control in Linux Mint

I am running the latest version of Linux Mint with Cinnamon. I'm trying to map caps lock to control, but I cannot figure out how to do it. All web searches i've done has lead me to older versions of ...
3
votes
1answer
56 views

Finding certain X window with Python's Xlib

I am trying to find an unmapped window on my X server in order to map it back and send it some EWMH hint. Because the window is unmapped I cannot use EWMH to ask the window manager directly. So I am ...
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0answers
7 views

How do I install Cinnamon on OpenSuse 13.1 through SuseStudio?

I want to "build" a customized OpenSuse "appliance" via Suse Studio that runs cinnamon. I created a 32-bit template running OpenSuse 13.1 with the following packages installed: For some reason ...
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0answers
45 views

Xorg: Connect remote display

I'd like to use laptop's monitor as second display for my main Debian workstation. I need exactly second monitor, but not Debian's X11 on laptop.
5
votes
1answer
1k views

GLX extension not working properly with xvfb

I have an Ubuntu 14.04 system with the following packages installed: libegl1-mesa:amd64 libegl1-mesa-drivers:amd64 libgl1-mesa-dri:amd64 libgl1-mesa-dri:i386 libgl1-mesa-glx:amd64 ...
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2answers
2k 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. ...
2
votes
1answer
481 views

Directx application using wine over ssh -x

I'm trying to run a Windows app (Artemis video game - server mode) on my archlinux server. As it is an windows application I have to run it using Wine. As I'd like to be able to launch the server ...
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0answers
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X11: disable Shift+NumpadN outputing N when NumLock is off to have Shift+NumpadHome

I’m using GNOME 3.14.3 on ArchLinux. If I press Shift+Home (regular Home) while the cursor is placed at the end of a line, the line gets selected. That’s expected. If I press just the regular Home, ...
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0answers
12 views

What happens in the operating systems when I connect monitor to a VGA port?

I would like to study the behaviour of the Linux operating system when I connect monitor to a VGA port. What exactly happens inside the OS and the Window Manager, which parts of it are responsible for ...
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votes
0answers
63 views

How to setup x11 touchscreen in linux desktop?

I am using opensuse desktop with two screens, top and bottom. Only the bottom screen is touchscreen, which is USB touchscreen. Both monitors are used as a single screen. I tried to configure the touch ...
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4answers
186 views

What is X Window System? [closed]

I am new to the Linux environment and really got confused with “X Window system”. So can anyone please tell me what X Window System is and what it is used for?
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1answer
534 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
1answer
50 views

Unable to start X Server with no screens, no xorg.config to edit

I am trying to start the X server (I have all the packages installed). The problem I am having is that the server is offsite, has no screen and never has had a screen connected to it and as a result ...
3
votes
1answer
2k views

Keyboard layout changed. How and why?

Yesterday, I upgraded my kernel (to 3.5.0-19-generic), rebooted, and had to reinstall my video drivers to get full resolution. (After upgrading the kernel, the resolution always goes to 640x480, until ...
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SEGFAULT error 4 in libX11 on another X display caused by War Thunder

I read tons of info about performance boosting for linux gaming. One of them is to run games on a separate X server. After hours of search and tries, I ended up with something "working" for most of ...
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votes
1answer
470 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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3answers
261 views

Is any part of the X.org software multithreaded?

None of the command-line shells that I am aware of are multithreaded. In particular, even those shells that support "job control" (Control-Z, bg, fg, etc) do so via facilities (namely, fork, exec, ...
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0answers
64 views

When running some X prog. remotely with ssh -X, it says “libGL error: failed to load driver: r600”

OS: CentOS Linux release 7.0.1406 (Core) Kernel: 3.10.0-123.8.1.el7.x86_64 When I run xcrysden (http://www.xcrysden.org/) remotely through ssh -X, it crashes with error: "libGL error: failed to load ...
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votes
3answers
21k 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 ...
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vote
1answer
713 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) ...