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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Remote X11 applications have wrong keyboard mappings (local: OSX, remote: Linux)

I am connecting from a Mac (with OSX 10.6) to a Linux machine (with CentOS 6.6) by using the ssh command (ssh -X). On the Mac side, I am using the Terminal app. After logging into Linux, I can use ...
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20 views

X, mouse, and multihead: mouse only reaches part of second display

I'm running my laptop with an external monitor. The laptop's built in monitor and the external monitor have wildly different DPI, so I scale the external monitor to match the DPI of the internal one: ...
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16 views

Access display from network namespace

I have several network namespaces in my Fedora 21 VM. How can I access display from whithin the network namespace? # ip netns exec n1 xlogo Error: Can't open display: localhost:10.0
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24 views

Drag-and-drop without the drag

I sometimes need to drag-and-drop files onto an application. (Example — but my question here is not installing Chrome userscripts.) One solution is to use Dragbox, which opens a window from which I ...
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1answer
129 views

Why am I getting this message from xauth: “timeout in locking authority file /home/<user>/.Xauthority”?

While attempting to SSH into a host I received the following message from xauth: /usr/bin/xauth: timeout in locking authority file /home/sam/.Xauthority NOTE: I was trying to remote display an ...
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22 views

How can I tell whether or not I am in a text area?

I am running a Window Manager and am soon getting a Thinkpad x220 tablet. I was hoping to make the tablet a little more functional by having an on-screen keyboard, and I have set it up so I can ...
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18 views

Asking a GUI application to select all the text

Can an external program ask a GUI application (for example: Gedit, Firefox) to select all the text of the active widget? -- EDIT: I am looking for the equivalent of pressing Control+A, because ...
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24 views

Correctly shutting down the computer from an X session

I run Debian 8.1 with the window manager Blackbox. The window manager is started from ~/.xinitrc, and when the X session is done some cleanup commands are invoked: dbus-launch --exit-with-session ...
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72 views

GDM: Force TimedLogin user to login in specific XSession

I'm using openSUSE 13.2 (GNOME) on an old laptop connected to the TV as a Kodi Media Centre and backup computer. I would like to boot into Kodi without skipping the display manager completely in case ...
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1answer
53 views

`xdotool` does not send keys

I am trying to send keystrokes via xdotool. However, sending does not work properly. Below is the log of a script that should select all the text in Gedit and copy it (but it does nothing instead), ...
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14 views

Disabling text entry box autoselect?

I've got a bunch of GUI applications which try to be 'helpful' by automatically selecting text in a text box when the text box gets focus. (The main culprit being my web browser.) This is not ...
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31 views

Can not change vnc resolution using xrandr

Host System: RHEL 6.6 with realvnc-vnc-server-5.1.0.15125-1.x86_64 Client: TightVNC 2.7.10 for Windows (which I am connected to via a SunRay station but I don't think that matters) I can connect to ...
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22 views

How to get Xwindows background color information

I tried xrdb -query -all, appres XTerm xterm commands. but i could not get any background color information. I saw the manpage, the default Xwindow background color is white. But when i started my ...
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2answers
46 views

How to get Xresources background color

I tried with xrdb -query -all. But it does not give the Xterm default background color code. My background color is cornflower blue. But I could not see that in list. Can any one let me know how to ...
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1answer
31 views

How to toggle or turn off text selection being sent to the clipboard

I would like to disable the default behavior that seems to happen with every Linux distribution that I've ever tried that any selected text is immediately sent to the clipboard (Mint, Ubuntu, Fedora, ...
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18 views

X11: Failed to load module “tslib”

I'm using the tslib library for a toucscreen on Debian. With this Tutorial I could calibrate the screen and draw lines. But with this xorg.conf, the xserver says: X11: Failed to load module ...
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37 views

View Japanese text in emacs without X11

Is it possible to view Japanese (or more generally, international) fonts in emacs without running X11? If yes, what is the process? Nearly all the references I have found on the internet related to ...
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Enabling bitmap fonts selectively in X?

Bitmap fonts can be enabled by adding a 70-yes-bitmaps.conf to the X configuration. However, this enables all available bitmap fonts. Is it possible to enable bitmap fonts selectively; for example, ...
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17 views

Run program under conky

I would like to have a webpage as a background so i use a custom python browser. But my conky is now running under it. How can i ask my program to stay under conky ? Or ask conky to stay above it ?
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Make X11 react on “dev/input/eventx”?

I have a debian 7 on kernel 3.8 running with a touchscreen. With evtest, I see that I get the screen's coordinates for device "dev/input/event2". How do I have to configurate my X server, that the ...
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1answer
31 views

How do I bind XF86XK_AudioMicMute to an action in XMonad? [closed]

I am toying with switching back to XMonad from dwm, but one of the issues I ran into during my last stint with XMonad was that my micmute key (my keyboard has one), did not work since XMonad's ...
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28 views

How to programmatically rename virtual desktop on Cinnamon

I'm looking for a way to programmatically create a new desktop and then immediately give it some arbitrary name. Creating a new desktop is not a problem, but I can't find a way to rename it. I'm ...
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43 views

Multiple instances of Firefox over X11

I have a jump server that I use to log into to access the other application server over a VPN. However this jump server is used by many people. so if one persons open Firefox to be forwarded over ...
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1answer
27 views

Wine over ssh X11 forward, keyboard problem

When i run: ssh -X myRemoteLinuxIP gvim everything works fine. But when i run: ssh -X myRemoteLinuxIP wine notepad mouse works OK, but keyboard keep typing chars inside ssh terminal window, not ...
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82 views

Is it possible to know the source (application) of the clipboard?

I've noticed that sometimes clipboard contents become unavailable if the source application (where the content was copied from) is closed. This leads me to wonder if it's possible to know what the ...
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1answer
28 views

Invalid MIT-Magic-Cookie on own machine with each new wifi connection

I only recently dug into this issue enough to roughly understand the problem as one relating to the fact that X11 functions around connecting to a display 'server' of sorts. Which leads to my problem ...
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23 views

How to disable specific combinations of keystrokes

I've been suffering from RSI recently and am trying to make an effort to be more disciplined about typing. One of the things I've noticed is that I sometimes (out of habit) use combinations of keys ...
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11 views

Synchronize strings copied on vim with the xserver clipboard [duplicate]

How to copy a string in vim under terminal and get it available in the main clipboard? Seems that by default, is not possible to copy from vim to my browser, for example
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95 views

xterm Xt error: Can't open display: localhost:11.0

I'm on a windows machine running Xming32, putty and plink. I have two centos boxes. One I can connect to just fine. The other I can't. I'm trying with this command plink -C -v jdearing@BROKENHOST ...
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33 views

What's the damage if I accidently remove the libX11 package?

I accidently remove the libX11 package using the repository manager. The repository manager seems to remove all the other packages which depend on libX11. After removing, when I restart my computer, ...
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75 views

Why google-chrome-stable requires libX11.so.6()(64bit) but this requirement cannot be provided?

I'm used to google chrome, so I downloaded it onto my sles 11 sp3. when I want to install it, I get the following issue. Problem: google-chrome-stable-43.0.2357.125-1.x86_64 requires ...
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1answer
50 views

(X) copy/paste buffer overwritten by Firefox autocomplete/autosuggestion

Firefox replaces the X selection with partial URL when it auto completes an URL typed in the Location Bar. How can this be prevented? If I select some text with the mouse, I can then paste it ...
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39 views

Running program using X while different user logged in with gnome shell

My situation is I am logged in to gnome with a user, and through the terminal I am trying to run steam as a different user with the error unable to open a connection to X. Both users can run steam ...
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2answers
126 views

Reverse X11 Forwarding without SSH on server

I want to run an X11 program on the SERVER and display the window on the CLIENT. I have a shell on the server to start with. (This is not an SSH shell, but some cluster computing software) The ...
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60 views

X11 connection rejected because of wrong authentication for one display number

As stated in the title, I am having this error when I have ssh into a remote server with a certain display number assigned. There is not X11 forwarding problem since I can use GUI application as usual ...
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How do I activate Xorg record module on Raspian?

I'm trying to automate some tests on my RaspberryPi and I'm using python's pymouse to perform some emulated clicks. On my Debian it works fine, but when it comes to Raspian it keeps failing with this ...
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33 views

manipulate multiple windows simultaneously

this is probably a long shot but I've been pondering it for a while. I realize that the actual use-cases of this sort of interaction are quite sparse. The main uses I can think of would be moving ...
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1answer
26 views

Generic screen reset for borked X display?

Is there a generic way to reset the display on a borked X session? Let's say that you open your laptop screen after it's been put to sleep, and the display is blank, or scrambled beyond visibility. ...
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42 views

X11 stops rendering during automated testing while switched to different run level

I am running automated tests on an app while recording the desktop for future analysis. I am working from a standard Ubuntu Linux setup. I would like to be able to switch to another user while ...
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24 views

Is it Possible to use Mouse Movement in a Shortcut?

I'm interested in creating shortcut keys that use mouse movement as part of their trigger to send a keycode, for example so that I could have a shortcut like: ctrl + alt + [mouse movement down] ...
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1answer
43 views

change keyboard layout

i have hp pavillion g6 running manjaro, the keyboard looks like this, i broke both shift, the left ctrl and the caps lock... hmm while trying to clean it... i don't really care about ctrl, the other ...
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61 views

X11 forwarding but open links locally

I have X forwarding between two machines. I doubt it matters, but the local machine is Windows running PuTTY and Xming. Is there any way that I can click a web link on a remote application and have ...
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1answer
94 views

How to properly change the keyboard mapping?

I will try to describe the problem in details. Very often I use external keyboard with my netbook. The keyboard is "TK Stealth": Click to zoom You can see, that the numpad, is very similar to the ...
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78 views

How to zoom into my desktop but maintain high resolution for fonts etc?

I recently bought a 4K screen (or UHD i.e. 2160p to be exact) and use it on my tower running Arch Linux. As a window manager I use awesome which runs on top of compton for tear-free compositing, as ...
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2answers
123 views

-X flag (X11 Forwarding) does not appear to work in Windows

I am using Open SSH (OpenSSH_6.6.1p1, OpenSSL 1.0.1i 6 Aug 2014) in Windows 8.1. X11 Forwarding does not appear to be working. The DISPLAY environment variable does not appear to be set. For ...
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21 views

Modifier keys in compose sequence

How is the syntax for .XCompose for sequences containing modifier keys? The manpage says (! MODIFIER ), but I did not manage to make it work. How is, e. g. the syntax for, let's say first AltGr and a, ...
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Why does my window manager (stumpwm) show a cross on the mouse pointer when it is over the root window?

My mouse pointer turns into a cross when there are no elements under it other than the root window. I've been having this issue with stumpwm since I installed it, but I know that a cross over the root ...
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2answers
194 views

How can I change the default background color of all windows in X?

I've noticed nearly every window, pop-up, right-click menu, and button all take on this same shade of gray. In the attached picture, you see PCManFM, Leafpad, and Audacity all use this color for their ...
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153 views

fail to start graphical.target on centos7

could not start graphical target after installing kde from minimal centos. startx works fine though. the system has two vcpus and 1GB ram. $ cat /etc/redhat-release CentOS Linux release 7.1.1503 ...
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554 views

Can't get GUI login screen on Debian Jessie [after upgrade from Wheezy]

As the title explains. Upon boot GDM3 is correctly started but hangs at the splash screen and no GUI login box appears. The only way to log into the system and graphical interface is following these ...