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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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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113 views

How can i start a wine application at startup without login?

I want to start a wine application when system startup. However this app need a Xwindow environment. I could only launch it manually by hand now, so I have to login first then start the app. I have ...
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82 views

What's the difference between Primary Selection and Clipboard Buffer?

I am tweaking in Webkit-browser land in Linux and I come accross the terms "Primary Selection" and "Clipboard selection or buffer" very often. I want to understand what are they and what ...
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54 views

Screencast on a virtual monitor

is it possible to create virtual monitor (virtual area) and cast it to LAN? I would like to have something like external monitor, like Miracast, but not mirror. I think it is possible to create ...
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1answer
82 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 ...
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why won't x11 display work through ssh login?

I have logged in to a remote server and am trying to display an x application(e.g. firefox). but an error message appears. the below are my attempts to open firefox Black@Black-PC ~ $ ssh -X ...
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36 views

how to 'forward' x display data?

this is my situation: there are three computers lab server (CentOS) lab personal computer(window s7) personal laptop(ubuntu) since the lab server only allowed ip address of my desktop at the lab, ...
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1answer
81 views

where can I find the MIT-MAGIC-COOKIE in the user side?

While digging into X Windows or X11 stuff I found that X display uses MIT-MAGIC-COOKIE to allow client-server to exchange display data. One thing I don't understand is that I am able to locate and ...
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46 views

Fedora19 — Mouse pointer suddenly disappears

I'm running a desktop machine with Fedora19, Gnome3, dual monitors (30" left, 27" right). Once in a while my mouse pointer disappears from the primary screen. If I move the mouse to the secondary ...
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510 views

GTK3+ and C++ on OSX - “No GSettings schemas are installed” error

I'm trying to run a C++ example with GTK3+ and GStreamer components on OSX. I can gcc compile the source with: gcc -o basic5 basic-tutorial-5.c 'pkg-config --libs --cflags gstreamer-1.0 ...
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190 views

Why All the text is invisible in Intellij? [duplicate]

I have installed manjaro and intellij. For a couple of month now I had no problems at all and I was fine with that. Since yesterday I experience a strange bug. The whole text is gone. What I tried ...
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65 views

Why Inotify is unable to add watch

I have been trying to install teamviewer on RHEL 6 machine. The installation went fine. When I try to run teamviewer, it terminates immediately after showing the GUI. I went to ...
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1answer
32 views

CentOS as an xterminal

I have recently built a new VM on my CentOS 6.5 system. The VM has Ubuntu with ROS, the robotic operating system on it. I just wanted to experiment with ROS and I've been running some of the ...
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2answers
59 views

Matrix Structure for screen rotation

I can set my screen rotation to inverted with: xrandr -o inverted xinput set-prop 'ELAN Touchscreen' 'Coordinate Transformation Matrix' -1 0 1 0 -1 1 0 0 1 and back to normal with: xrandr -o ...
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1answer
46 views

What signal does X send to its clients when it receives SIGINT?

If I terminate the Xorg server with a SIGINT signal (eg. when I press Ctrl+C), what signal does it send to its clients?
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Can I “drag” a file into a window without a file manager?

(I'm on Arch Linux, using i3 as my wm and xterm as my terminal emulator, though I don't know if any of that is relevant.) Occasionally, a website asks me to drag a file with my mouse from my desktop ...
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2answers
535 views

Java doesn't show menu text

I startet netbeans/intelliJ/squirrelSQL after I didn't use it for a few days/weeks and now the menu doesn't show text. There are just the underlineds. My system: ArchLinux (everything up to date, ...
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79 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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2answers
232 views

How to get mouse click position?

I know I can get the position of the mouse pointer by executing xdotool getmouselocation. What I need is program that will run and let me know the position where the mouse pointer clicks.
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501 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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366 views

X11 connection rejected because of wrong authentication — on CentOS, for all users (including root)

I'm configuring a small computing cluster with CentOS. The last step is setting up X11 forwarding, and here I find problems that I cannot solve. On all compute nodes except one, I can set up ...
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2answers
168 views

If I have X11 forwarding turned on. How do I run a program without it in the same terminal?

Obviously I'm not looking to open another terminal and ssh without -X. I'm actually doing this with running Matlab on another server. So after ssh'ing into my remote server with the -X option, I ...
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1answer
54 views

Disabling power management

I am running Cubieez on a Cubieboard2, I need to disable screen saver and power management, I've followed several tutorials about but none seems to work, I've written: xset s off. xset -dpms xset s ...
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68 views

Cygwin ssh X forwarding - “The system network services are not compatible with this version.”

I connect to Ubuntu system from windows system using Cygwin and putty with X forwarding. When I try to change Network settings in unity-control-center I get "The system network services are not ...
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4answers
138 views

Recover GUI window after minimizing in ratpoison

I'm running ratpoison. I was running emacs started through a keybinding (hence no xterm). Then I hit Ctrl-Z by mistake and emacs disappeared (emacs iconify-or-deiconify-frame). I know it is still ...
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82 views

MIT Shared Memory Extension or MIT-SHM over ssh

I successfully created a privileged lxc archlinux container on an archlinux host with lxc. I set up a static ip via dnsmasq and ssh into it and I use xauth to forward X11. I then call programs like ...
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1answer
104 views

Can I install libXcomposite.so without the root permission?

I got this error when I execute dropbox on CentOS. ImportError: libXcomposite.so.1: cannot open shared object file: No such file or directory I don't have a root account. Output of uname -a: ...
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1answer
47 views

init.d script won't send graphical data

I have a client sever java program. The client's work is to capture the screen and send data to server. An additional function it does is opens the website given from server and send some text to ...
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43 views

xdotool random/more natural delay?

For automated testing of some applications, I would like to emulate the users behaviour. I know I can user the xdotool type --delay option, but I would like a more natural delay. The easiest thing ...
2
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1answer
166 views

Copy/paste does not always work from Firefox to terminal

Using st with dwm, depending on the way I select text (e.g. mouse vs keyboard), and where the text is (e.g. document body vs address bar), copying text from firefox and pasting it into st does not ...
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37 views

How to correctly set up fonts?

I installed Arch Linux few weeks ago, but I've been using it before for about a year. I set up mostly everything, but I have problems with fonts. First problem appears in Firefox's pdf viewer. ...
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1answer
2k views

usr/bin/xterm Xt error: Can't open display: /usr/bin/xterm: DISPLAY is not set?

I'm trying to submit a job to a school server (HPC) with: #!/bin/bash #$ -S /bin/bash #$ -cwd #$ -o ./out_$JOB_ID.txt #$ -e ./err_$JOB_ID.txt #$ -notify #$ -pe orte 1 date pwd ...
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150 views

Using nvidia-settings over ssh

Now the new nvidia-driver has implemented CoolBits for the newer graphics cards I'm attempting to control fan/clock speed over ssh. When attempting to run anything with nvidia-settings via ssh I get ...
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1answer
399 views

X and xdotool in LXC instead of KVM

So far I am using various xautomation/xdotool scripts in a KVM virtual machine (linux guest) in order to let them do their work and let me work uninterruptedly. I am using a VirtIO disk, but still the ...
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3answers
121 views

Remapping a keyboard key to print ⸮ (irony mark)

I find myself using the irony mark ⸮ unicode U+2E2E (or ؟ unicode U+061F) in both mcabber and vim a lot. The old copy-and-paste antipattern is tedious so I thought I would rename one of the many ...
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2answers
63 views

Is there a way to start a VNC-server for an already running X-session?

For Windows there are VNC-"servers" that can be started by the user manually som time after log-in. Is there anything similar for Linux? A program that can be started manually in an already running ...
2
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1answer
89 views

Who started xterm in my debian xterm+lightdm kiosk system?

I have stripped my full desktop debian 7 x64 to the bare, leaving just xorg and lightdm for a kiosk application. I have changed the lighdm configuration to auto-login a user. When I boot, this works ...
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223 views

XRandR crops displayed area on certain multi-monitor configurations

I have total of four monitors. One (1680x1050) is connected to integrated Intel display adapter, and three (1440x900 and two 1920x1080) are connected to dedicated ATI display adapter. With certain ...
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1answer
19 views

Is there way to sync the shell yank buffer and the clipboard? [duplicate]

In a terminal I copy a line by Ctrl+a and Ctrl+k. I want to copy the text into clipboard when another window become active so that I can use the text another application, like a text editor or a ...
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2answers
35 views

What program can I use to search the titlebars of all open windows?

I am looking for an application that allows me to search the text of the title bars of all open windows and then foreground the window that most closely matches the text I typed. An application that ...
2
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1answer
194 views

bring up ubuntu desktop x11 forwarding

I've been using rhel for a few years and when I want to bring up the desktop over x11, I use gnome-session. I'm new to Ubuntu and I was wondering what the equivalent of gnome-session was for Ubuntu? I ...
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2answers
143 views

Can't start presentation on remote computer console session from an SSH session

Basically I am executing this script remotely via an SSH session. It works fine on Linux Mint, but not on Debian (7.5). It looks like the export display or nohup command isn't working, but I'm not ...
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3answers
1k views

Linux ssh launching GUI application and leaving it running?

I have ssh access to my own server with Ubuntu 13.10 on it installed. Via ssh I can launch GUI applications using this approach: $ ssh -X my_login@address_of_sever After that I can start any ...
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0answers
29 views

Make XServer ignore the mouseclick that woke up monitor from sleep

I have a ARM-Box with a touchscreen, running a Debian variant. Every time I tap the touchscreen, the monitor turns on, but the now visible application receives a mouse click. Can I tell the XServer ...
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48 views

Why does selecting text only “copy” it (as in copy and paste) circumstantially?

One of the most user-friendly features of Linux is that highlighting or selecting text will automatically copy it so that it can be pasted upon a middle- click. However, this can also be a point of ...
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1answer
424 views

How to start x server on another display?

I want to connect external monitor to my laptop but I can't manage it properly. My setup is: Arch Linux x64 (xfce) on Dell l702x with Bumblebee and HDMI -> DVI adapter monitor. I want to have that ...
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3answers
202 views

Execute script on Linux Mint from a Windows Machine

Basically I am trying to use Linux Mint to display Powerpoint presentations. The presentations will be updated on a Windows machine, the user will then execute a script which 'refreshes' the ...
2
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1answer
40 views

Old X11 config for vmware guest

I wonder if anybody knows X11 configs (for Vmware) which work with ancient linux distros like Debian2: (protocol Version 11, revision 0, vendor release 6300) Release Date: January 8 2000 If ...
4
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1answer
352 views

How to get all my keys to send keycodes

I'm using Gentoo with XFCE. I have a logitech K350 keyboard, all but a few of the keys work as expected but there is one specific key that I want to use but when I run showkey no key codes are being ...
2
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1answer
97 views

Grabbing keyboard control in shell script

I have a certain shell (zsh) script which reads one character at a time and performs an action afterwards. In the shell, this is realized by "read -k" in a loop. I want to execute the script as a ...