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.

learn more… | top users | synonyms

0
votes
1answer
361 views

VirtualBox Guest Additions causes problems with X server in Fedora 18. How to solve without reinstalling?

I've installed VirtualBox (and it's Guest Additions), and after updating the kernel to the latest and also updating VB accordingly, I can not boot normally . (X server doesn't start, but I can login ...
19
votes
1answer
1k views

Shortcut keys that are independent to keyboard layout

Is there a way to define an association of a particular physical key of the keyboard to some action, independently of the letter that this key is associated to in any layout? Example: In most ...
3
votes
1answer
248 views

Bandwidth improvements expected from switching to Wayland or Mir?

I was intrigued by this answer regarding why X is not scalable. I'm unable to find any specific speed comparisons between x forwarding on these different protocols. How much % gain in network speeds ...
5
votes
1answer
193 views

Does the X windowing system suffer from scalability?

One of my professors was telling us about scalability problems, and said that the X protocol was a prime example of a not scalable protocol. Why is that? Is it because it is very hardware dependent? I ...
9
votes
1answer
236 views

Map a symbol to a specific key

I have the following problem: I use the intl variant of gb keyboard layout, i.e., what you get with: setxkbmap -layout gb -variant intl I use gmail in Firefox, and for some reason, the gmail ...
-1
votes
1answer
203 views

How X (X Window) looks?

I am confused as when X is started, how it is visible on screen. Does a new Window appear or not? I am very confused! I booted, opened a shell terminal. Below I write regarding my local machine: ...
15
votes
4answers
22k views

How can I set mouse sensitivity, not just mouse acceleration?

I can't find a single desktop environment that supports setting both mouse acceleration AND mouse sensitivity. I don't want any mouse acceleration, but I want to increase the speed of my mouse. That ...
4
votes
1answer
918 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 ...
2
votes
1answer
835 views

Is there anyway to make vnc viewer function like Xming with allowing linux windows move freely about?

I have a vncserver set up on my remote machine and am using vnc viewer to interact with that machine. I am also used to doing the following: 1. Remote connecting to a machine with an ssh client like ...
6
votes
2answers
4k views

how to ssh -Y and then su - <another user> and still forward X applications to your local machine

it is easy enough to 'fetch' (ie draw locally) a remotely running linux application: If I ssh -Y to the remote machine and run an application, that application will surely enough pop up in my local ...
14
votes
2answers
4k views

How to tell which keyboard was used to press a key?

I frequently work on pairing stations where there are multiple keyboards installed. I can use setxkbmap with -device <ID> to set the layout for a specific keyboard (using an ID from xinput), but ...
4
votes
2answers
195 views

X11 protocol recorder

I'm wondering if there is a tool (or a tool-set) to record every single X11 message received from the server, to post-render them in a movie. I think this could be very useful to create screen-cast: ...
3
votes
1answer
2k views

How to permanently disable the Insert key on Linux?

The Insert is located right next to Backspace. So when I am using Leafpad, Gedit, etc., I hit Insert by accident often, which causes the cursor to turn into a bold box which over-writes text as I type....
0
votes
2answers
4k views

How to use ( yumdownloader --resolve <package name> ) on ( yum -y groupinstall “Desktop” “Desktop Platform” “X Window System” “Fonts” )?

As soon as I finish installing "centos-minimal" from the minimal ISO file, I need to install the GUI desktop. for this I simply run, ifup eth0, and then I run: yum -y groupinstall "Desktop" "Desktop ...
1
vote
4answers
557 views

ssh X forwarding web browser flash

I have a question regarding ssh X forwarding. Specifically when it comes to forwarding X program i.e. some web browser client, for example Iceweasel. X Server <--(request to display Iceweasel ...
1
vote
3answers
2k views

Installed fonts not showing up, Linux Mint 15 64bit

I'm trying to install these bitmap fonts: http://font.gohu.org/ I downloaded the compressed PCF files and extracted them to /usr/share/fonts, Then ran sudo fc-cache -fv. The fonts weren't showing up ...
0
votes
1answer
4k views

cannot open display “default display” in Linux Mint 15

I have a really strange problem, i rebooted my laptop running Linux Mint 15 with XFCE and unexpectedly it doesn't show the login screen instead i see tty1. The strange part is, that i haven't changed ...
3
votes
0answers
179 views

How to set up the login screen to ask for keyboard layout

I just upgraded my distro, now it no longer has a menu to set the keyboard layout in the login screen (gdm). Previously a user could select there icon, then change the keyboard layout (it would also ...
14
votes
5answers
15k views

How to send keystrokes (F5) from terminal to a process?

I'm using an Raspberry Pi in combination with Chromium (kiosk mode) to show up some stats. The Pi doesn't have an connected keyboard so I searched for a solution to send keystrokes from the terminal ...
4
votes
1answer
342 views

Configure third button of a 3M Ergonomic Mouse

I've just bought a 3M Ergonomic Mouse, model EM500GPL, and for pointer movement and left/right click it works fine. But I'd like to know if it's possible to configure the third button to behave the ...
5
votes
2answers
394 views

ssh tunnelling explanation

I have a question regarding ssh tunneling. I've read this article http://www.popcornfarmer.com/2009/01/ssh-tunneling-tutorial/ I would like to make X forwarding work and run some X applications ...
2
votes
1answer
389 views

Colon/Semicolon remapping with xmodmap with two active setxkbmap layouts

Gentlemen, I'm a non-native english speaker and need a second language layout. And I'm a heavy Vim user, and use : much more often than ;. At the moment they are remapped in .vimrc, buth that causes ...
0
votes
0answers
130 views

CTRL meta key 'sticky' in GUIs over X11 forwarding from CentOS to fedora

Despite numerous problems, I managed to get X11 forwarding working from a SSH server running on a CentOS host to a Fedora client (changing various settings and finally fixing it by installing a ...
4
votes
3answers
30k views

Disabling graphical login in Debian wheezy

I have installed Debian wheezy on my machine with a netinst image, now I would like to deactivate the desktop and boot straight to the command line, not only that but I would like to not waste any ...
0
votes
3answers
781 views

Is it possible to display a graphical application on another host/user [duplicate]

We have a small linux cluster ~12 computers and a similar number of users. Is it possible for a superuser to launch a graphical application - say firefox or even a python script on another machine ...
3
votes
1answer
587 views

A robust way to execute a command/run a script at login?

I have two commands that change keyboard behaviour: xset r rate 120 66 /usr/bin/setxkbmap -option "ctrl:nocaps" When I open a terminal and execute them, they change auto-repeat settings and remap ...
2
votes
1answer
629 views

WM-independent way to focus/raise URGENT window

I would like to have a keyboard shortcut to "go to" (focus + raise) window with URGENT flag set which looks like URGENT: it appears on the taskbar (Gnome + Metacity) even if it is on desktop other ...
3
votes
5answers
22k views

Error `No protocol specified` when running from remote machine via ssh

I have a script, simply to run my Graphical (GUI) Application, as below. #cat gui.sh #!/bin/bash ./gui -display 127.0.0.1:0.0 When I run it from local machine (./gui.sh) it runs perfectly ...
2
votes
3answers
470 views

How can I blank the desktop via the command line?

I'm looking for a way to hide the entire desktop + icons and then launching a single app. It's for productivity usage, if that makes any sense. How can I programmatically make my desktop blank (i.e. ...
15
votes
2answers
19k views

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 ...
11
votes
3answers
3k views

Is there a way to simulate a “Close” event on various windows using the terminal?

I answered on Ask Ubuntu Quit all instances of gnome-terminal via a command but as you all can read gnome-terminal didn't seems to have a SIGcall I could use to simulate this "Close" event. So this ...
5
votes
2answers
485 views

How to assign shell command to key?

I want to assign my script to special key on my keyboard. xmodmap recognize this key as XF86AudioMute, but I want to execute my script when it pressed. How to do it? My window manager is Window Maker,...
2
votes
1answer
221 views

how to find the hostname of an X server

Say I'm on machine local and log into machine remote with ssh, using X11 forwarding. Is there any way for programs running within the ssh session on remote can know they are being displayed on local? ...
3
votes
2answers
301 views

Fluxbox menu entry that prompts for some input

How do I ask 'which man file would you like to open?' in one command from the commandline, which will also open xterm at the same time. This is needed for a fluxbox menu item. For it to be a fluxbox ...
5
votes
4answers
3k 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 ...
0
votes
1answer
182 views

Set up nvidia drivers on mobile sli configuration

I have been trying to get xfce running on my slackware install for a while now, but no matter which graphics driver I use it always fails with the no screens found error. I can run it at a ...
1
vote
2answers
1k views

Fedora 18 detecting non-existent monitor

I have an HP Envy dv7 with a dual boot setup of Win 8 and Fedora 18. On 07/22/2013 I updated all packages in Fedora 18 that had updates available. After a reboot, Fedora is now detecting that a ...
5
votes
3answers
847 views

How many clipboards are in system? [duplicate]

I was recently thrown there from the windows world and I'd like to ask some questions about clipboards in Linux (and Unix?) systems. What is X clipboard? How many clipboards are in Linux? Actually, I'...
7
votes
1answer
3k views

Keyboard shortcut to copy current command from terminal to clipboard [duplicate]

Is there any way to copy current command (line typed in bash prompt) in terminal to X-clipboard without involving a mouse?
7
votes
3answers
37k views

With SSH X11 forwarding (`ssh -X`), get `Can't open display` trying to run X applications

I'm able to login to sever using ssh -X Hostip but when i run the command xclock it give me this error Error: Can't open display: localhost:11.0 I check my Display value using echo $DISPLAY ...
1
vote
0answers
27 views

Script executed from cron doesn't display GUI notifications [duplicate]

The script below has the name notifyrssh.sh. 1: File=/home/vaios/Desktop/tempcron/liveusers.txt //OK 2: cd /home/vaios/Desktop/tempcron 3: ps -aux | grep sshd > ...
1
vote
2answers
2k views

How to use all buttons of SteelSeries Cataclysm MMO Gaming Mouse in Xorg (GNOME)?

I've a problem with my mouse on Gentoo. The normal buttons (left/right/wheel and previous/next) work, but the other buttons are not recognized by x. I tried in xev and using them does not do anything. ...
1
vote
1answer
595 views

Where to put commands to run when X starts with SLiM

I'm having trouble determining where to add these two commands: setxkbmap latam to set the correct keyboard layout, and xcompmgr -c -C & to enable transparency. Before installing SLiM, I ...
3
votes
2answers
1k views

Display Server vs. Window Manager vs. Graphics Driver?

I am trying to sort my understanding of the different part of graphics on Linux, and I am confused as to the roles played by each of the following concepts. Display Server Window Manager Graphics ...
4
votes
1answer
919 views

Switch to TTYs without Function keys

At the moment I have a keyboard which lacks function keys (F1 through F12), and I was wondering - is there a way I could switch to textual TTYs (and back, which might prove to be a problem if I were ...
4
votes
1answer
145 views

Communicate across X-desktop sessions on same machine?

I've got a Raspberry Pi running Debian/Raspbian (thus X server) that I'd like to drive two screens with. I'm programming something that will have a public-facing screen and an operator-facing screen. ...
3
votes
0answers
628 views

Running (X) Xfce4 in Debian chroot

I was trying to start Xfce4 in a chroot. The problem is that Xfce4 starts, shows default the UI but the USB keyboard and mouse are not working. My chroot script: #!/bin/bash mount --bind /dev /srv/...
6
votes
2answers
820 views

How to disable a mouse movement input, while leaving mouse buttons enabled?

I have a mouse I just use for the buttons. I want to disable only the movement input of the mouse. Physically covering the sensor doesn't work.
3
votes
1answer
256 views

Mac equivalent application “shortcat”

There is a mac application called Shortcat and it make me envious. For those of you averse to clicking links here is a summary: Keep your hands on the keyboard and boost your productivity! ...
1
vote
0answers
63 views

Can I trigger an alternate keyboard layout based on switching windows?

I'd like to use different keyboard layouts (that I set with setxkbmap) depending on the application window that has focus. So for example, I'd like to switch when I change the window from terminal ...