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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20 views

Override a few keycodes with XKB

I want to shuffle a few keys around with XKB. (Why? On a laptop where some keys are inconveniently located.) I currently use xmodmap: keycode 110 = Prior keycode 115 = Delete keycode 112 = Next ...
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11 views

KeePassX Global Autotype corrupting keys when used with VMware

I'm running VMWare Workstation on Arch Linux with KeePassX set to use ALT + "A" as a global auto-type keybinding. Prior to running VMware, KeePassX works great. When VMware releases the keyboard from ...
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1answer
22 views

Setting initial configurations of user session for Arch Linux

I have to configure the keyboard every session with the command: setxkbmap -layout br And to connect: systemctl start dhcpcd I want the system do this automatic, I've tryed change the ...
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15 views

How to map Alt+H to the Arrow-left key?

I would like to have my HJKL keys to function as arrow keys whenever the Alt key is pressed down. Also other combinations should work, such as Ctrl+Left should be seen when Alt+Ctrl+H is pressed. ...
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22 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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1answer
36 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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1answer
27 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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3answers
32 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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1answer
65 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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14 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
371 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 ...
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1answer
35 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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42 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 ...
2
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1answer
23 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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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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13 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 ...
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1answer
38 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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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 ...
3
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1answer
48 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 ...
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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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46 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.
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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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13 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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74 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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42 views

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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2answers
70 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 ...
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71 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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1answer
66 views

ffmpeg is killed

So I have a problem here. I have a session of ffmpeg -f x11grab running, and suddenly kill -9 or Ctrl+Alt+Backspace comes and GUI dies of course. So far everything seems to be OK. When I try to play ...
2
votes
1answer
26 views

Run Cygwin software on Linux

My professor has some software that he wrote that runs on Unix-like systems. Either on Windows via Cygwin or on MacOS, it uses X11 on both platforms. Is there any way for me to run it on Linux? He ...
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1answer
30 views

How do I make Debian start with IceWM-lite by default at startup?

On a Debian box, I have installed IceWM and IceWM-lite, I'd like it to boot with IceWM-lite by default. So far I have done this through the desktop menu after each boot.
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3answers
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How do I exit the window manager on the current X display?

Let's say I have the window manager Blackbox running on two different X displays, e.g. :0.0 and :1.0 launched from tty1 and tty2 respectively. From a terminal (emulator), how do I exit (kill) the ...
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2answers
27 views

Run full kde desktop remotely on another Linux box?

I have two identical Linux boxes, A and B, both have KDE installed. Sitting in front of the screen of A, I'd like to have B's full KDE desktop appear on A's screen, using X11 (not VNC). Presumably ...
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23 views

How do x-compile and install X11 on ARM?

I have FriendlyARM mini210s with bare linux 3.0.8 armv7l. I'd like to install X11 (X-Window System) on top of it. How do I proceed? Is there any ready to use package (tarball to extract onto my ...
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28 views

Xauthority problem

User1 has his home directory on NFS that's mounted by machine1 and machine2, both of which are running Redhat 6.4. If I ssh -Y user1@machine1 and run gedit, I get "X11 connection rejected because of ...
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16 views

org.freedesktop.consolekit launch failed error 127

I have an old Dell laptop that I've been running Crunchbang 11 x64 from a thumbdrive. The hard drive is dead, but I'm it's been pretty useful, running a Plex server, etc. I'm currently having ...
3
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1answer
36 views

Understanding ssh X11 forwarding

I have a rather odd setup I'm trying to get working. I have an Ubuntu install running in a container (through Proxmox). The host computer is CentOS. Neither server is running an X instance. My host ...
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7 views

Java Focres X11 Window Server to Restart

I'm using OpenSUSE 13.2 with openjdk 1.8 and GNOME 3.14 desktop environemnt. Sometimes when I'm using a java GUI application (Swing) the XServer restarts. It just restarts. I don't know why, or what ...
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0answers
27 views

How to capture a keyboard shortcut

I need a script, that will run in terminal (under X11), and wait for a keyboard shortcut (happening anywhere in the desktop environment), once that shortcut (or key press sequence) happens, it will ...
2
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1answer
19 views

Xmodmap syntax for rebining shift+up

I would like to rebind some keys on Linux via Xmodmap. Left and up cursor on my Acer (yes, I know) laptop have broke. I would like to map shift+down to up, and shift+right to left. Struggling to ...
3
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1answer
58 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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1answer
70 views

Force English layout for the «Compose» key pressed

I like using Compose key. The problem is that large part of my text being typed in non-english layout. This means that some symbols messed up, and most isn't even present (i.e. latin characters). ...
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1answer
39 views

using script function rather than keyboard input

I'm writing a shell script to change a user's password. I tried to use the passwd command, but that command always asks for the old and new passwords to be typed; it won't accept them from my script. ...
4
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1answer
105 views

Change the status of the keyboard leds, from within an X session, without root access

I am trying to force the capslock led on. xset does not work for me, so I am trying to use setleds. In a graphical console, this command returns: > LANG=C setleds -L +caps KDGKBLED: Inappropriate ...
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2answers
50 views

Change icon for an application form command line?

Is there a way to change the icon of an application's window from the command line? For instance, I'd like to have separate icons for Firefox windows under different profiles (different processes), ...
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1answer
1k views

Can another program on X capture my root password while I type it in a virtual terminal?

Usually I only install open source programs on my linux box because I don't trust closed source applications. Recently I had to use Dropbox for a university project. I created a separate linux account ...
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32 views

Best way to connect to all X displays

In a C or C++ program, what is the best way to connect to all X displays on a computer? I would like to check the X idle time of each display, to determine whether the computer is idle across all ...
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0answers
56 views

Logitech G600 mouse issues

I have a problem with my Linux: I plugged an additional hard drive into my computer to finally install linux also on my gaming PC since its way faster. I'm using a Logitech G600 mouse and whenever I ...
3
votes
2answers
258 views

how is a keyboard shortcut given to the correct program?

in Ubuntu (or for that matter most other linux distros), I could use the shortcut ctrl+t to open a new tab (in firefox or similar), or I could use alt+tab to make unity switch highlighted window, or I ...
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1answer
250 views

Forwarding X11 not working - Error: Can't open display: localhost:11.0

LM 17 Xfce OpenSSH_6.6.1p1 Ubuntu-2ubuntu2 Despite googling everywhere, I cannot seem to get this to work. I keep getting this error. $ xlogo Error: Can't open display: localhost:10.0 I have tried ...