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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105 views

How to change modMask in Xmonad when specific window is focused, or on specific workspace?

I am using left Alt as my primary modkey, but for certain application I would like to use Alt+keys as my bindings, and for that specific application I want left winkey to be my modkey. It seems that ...
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2answers
68 views

Will I utilize graphics hardware if I run X on the server?

Will I utilize graphics hardware if I run X on the server? If not, then what is it there for? E.g. Dell PowerEdge R210 II has integrated Matrox G200eW with 8MB memory on board, and some of the ...
4
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1answer
829 views

Cannot use highest resolution, xrandr does not list mode (Intel GPU, DP to DVI adapter)

I have a screen capable of 2560x1440. It is connected to my Intel NUC with a DP to DVI adapter. My graphics card Since updated my Arch Linux system last week (not sure what was updated exactly) I can ...
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1answer
58 views

osx server, windows client, running emacs opens it on server not client

I've installed emacsformacosx on my OSX box. I'd like to shove my macmini in a data center and run it headless. I've gotten x-windows working. If I run xeyes, it displays on my Windows 7 client. ...
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2answers
110 views

Openbox won't load wallpaper on startup

I've tried a lot of things. I googled and followed tutorials and I'm still unable to have my wallpaper load on startup. What I've done so far is I've added the wallpaper of my choice via feh feh ...
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1answer
38 views

xbindkeys and messed up outputs

I am trying to set some key bindings for the use inside my wm. so I did xbindkeys -mk and start testing with keys. The result was somehow not what I expected. Left wind key ===> m:0x50 + c:115 ...
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1answer
268 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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1answer
161 views

How can I move framebuffer or X screen relative position?

A long time ago in a galaxy far, far away I had fixed boot screen using this nice solution. Since that time I have been looking for the way to move framebuffer in virtual console slightly to the right ...
3
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1answer
2k views

How can I get xrandr to detect both nvidia cards: 2 x GTX480, triple-head?

I am running Linux Mint 16 (Petra) I am running the default driver nvidia-319 shipped with the distro I have 2x GTX480 cards I have 3 monitors Using the Nvidia driver, all monitors and GPUs are ...
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1answer
104 views

Blurry image between Radeon / DVI-to-HDMI / LG LCD monitor

I've got an ATI Radeon (not sure exact card; forgot to write it down when I left this morning; will update when I get back) and it is connected to an LG IPS237L 23" IPS LED monitor. As you can seen ...
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1answer
970 views

No xauth data; using fake authentication. Unable to display remote windows

Whenever I try to ssh -X or -Y into a remote Linux server from my Mac (OSX Mavericks) machine, I get the same message: "Warning: No xauth data; using fake authentication data for X11 ...
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43 views

Disabling an Xorg server's extension at runtime (for new clients)?

I have an old Xorg server whose "Render" extension seems to be buggy (if enabled, most of the fonts are invisible, unless hovering over them -- after upgrading the packages with X clients and ...
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2answers
214 views

How to take a screenshot of an totally obscured window

I have a game running in the background, but I would like to take screenshots of the window which is not visible. Seems like all the screenshot utilities for X11 need the window to be visible. Is ...
5
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2answers
127 views

Killing X-related processes when CrashPlan is running

I am currently running Ubuntu Server 12.04, but this applies to all flavours of Linux really. This server does a bunch of things and is controlled remotely via ssh. Some time ago I have installed ...
2
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1answer
30 views

Forcing compton to free directory

I often have trouble unnounting filesystems because compton is keeping a subdirectory open. Here is one line from lsof I have right now: compton 30043 valmi cwd DIR ...
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1answer
184 views

Cron task in graphic interface

I need to open one (or more) browser tab periodically and I decided to use cron. The command in the shell (bash) that correctly executes this task is chromium-browser http://mysite.com. If I type it, ...
3
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1answer
229 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
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1answer
41 views

Structure of graphical modules in Linux Lubuntu

I am trying to understand the layers of the Linux GUI system. I am running a netbook with Lubuntu, and I was told it's running LXDE as desktop environment. However, there are processes with 'gnome'. ...
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255 views

Creating a complete Wine headless setup

I've have a headless server with X11 Forwarding but a lot of Wine applications fail to start with the following error: Application tried to create a window, but no driver could be loaded. It has to ...
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0answers
938 views

Warning: Group GNOME Desktop Environment does not exist

I am still having problems connecting to X server on CentOS 6.5 My mac has it (X server) installed by default and opens no problem and if I command startx it looks for connections but my remote linux ...
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0answers
274 views

How can I set repeat rate of USB keyboard with udev?

How can I get my keyboard repeat rate to apply to a hotplugged USB keyboard? I made a udev rule to set the keyboard repeat delay and rate, /etc/udev/rules.d/99-usb-keyboard.rules with the following ...
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1answer
444 views

xterm no longer starting as root user on RHEL6

I am totally stuck even after reading both this and this (if it isn't already obvious I don't have much experience with Linux.) I am trying to install WebSphere 8.5 on RHEL6. Everything was going ...
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1answer
85 views

Can I make a second mouse/keyboard (virtual) for xdotool to use?

I have a script running a set of xdotool commands. It only uses half of my screen but I cannot use my keyboard or mouse while it is running due to the number of clicks and typing that is executed. Is ...
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1answer
138 views

WDM: autologin after boot

I am using Debian Wheezy with wdm and LXDE. I would like to have my user to be logged into LXDE automatically after computer start. I know this is possible with other display managers, such as gdm. ...
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89 views

Compose key works on console/TTY, but not in X session

My compose key does not work in my X session anymore if I change a certain line in my /etc/default/keyboard that (if I am not mistaken) should only affect the keymap of the TTY. I'll try to elaborate ...
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2answers
122 views

English Fonts with Persian Glyph

I'm trying to solve this problem for sometime. In the title bar of my web browsers and places like that; If there is a Farsi (Persian) string, it is shown like **** or something similar. I searched ...
4
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1answer
77 views

Keeping copies of the X log file on Debian

I recently tried to replace my Nvidia driver with the Nouveau driver for my Nvidia card, (see Switching from Nvidia proprietary driver to Nouveau driver for Nvidia card on Debian wheezy). ...
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4answers
120 views

Gallery of installed fonts

I want to view the fonts that are installed on my system. Specifically, I want the client-side (fontconfig) fonts, not the old-style X11 bitmap fonts. I guess what I'm looking for would be called a ...
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1answer
28 views

How to compile xbindkeys

I cloned the git repository of xbindkeys using: git clone git://git.sv.gnu.org/xbindkeys.git I want to compile it. How can I do this? Where can I find the compile instructions? What are the ...
2
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1answer
42 views

How to move a window from one Window Manager to another running WM? [duplicate]

I use libreoffice on my X11-server and then I want to continue to work on the same text in the same window from another place using VNC. So, it would be nice if it is possible to detach a X11-window ...
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1answer
189 views

make terminal real transparent

I want to make terminal transparent.To do this I have to select option Transparent background and move the slider under Background tab from the menu - Edit -> Profile Preferences. It becomes ...
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0answers
68 views

How do I configure lynx to pass images to xloadimage, xv or zvg?

I know that it's possible to configure lynx to pass images (PNG/GIF/JPEG/JPG) to xloadimage, xv or zvg and I've looked online (Description of lynx configuration; Use lynx with browser image support ; ...
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2answers
2k views

NVIDIA driver upgrade failed

I downloaded the latest(331.49), tried to install, but failed. I compiled the kernel module and at the end of the installation it said that it went successful. But on bootup it said: version mismatch, ...
3
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1answer
404 views

Mod, Meta, Super … keys?

In Window Managers circle there are some technical terms; couple of them are Mod keys and Meta keys. The questions here I am asking are What exactly are those and are they universal across ...
3
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2answers
108 views

fake monitor in a headless device

I have a raspberry running headless (no monitor nor TV) I have some programs that need X11 environment to start (but for nothing more) like for instance a midi sampler. I tried forwarding the X11 via ...
5
votes
3answers
1k views

How can I disable selection highlight auto-copying?

I've finally found myself at home in Linux, but there is still one thing that has bothered me since the start, and I have not found a realistic solution: How do I disable the automatic copying of ...
3
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1answer
78 views

How to pop up “hidden” X application

This is on a RHEL6 system using GNOME (but it happens on Debian as well). I use an application called xchat and if you hide it using the icon in the notification area (as opposed to minimizing using ...
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0answers
400 views

ElementaryOS / Specific layout

For switching layouts between three different languages I use Ctrl+Shift but this approach very slowly. I want to use specific combination for the specific layout. Like: English -> Ctrl+Shift+1 ...
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2answers
102 views

what is the difference between X11 and Xlib?

I am not sure if I have got it right. Xlib is a library to interact with X server. X11 is just another name for X server. Is X server just a single library? if so, why we can't access it directly? ...
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2answers
3k views

Why can't I run GUI apps from 'root': “No protocol specified”?

I installed debian onto my machine last night. Now, I don't understand why I can't run GUI apps from a terminal when running as root. For example: sudo -i glxgears Generates the following output: ...
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0answers
109 views

List/query Open X11 Display Connections?

I am hitting this bug: NEWT errors when closing sketch on Linux · Issue #1651 · processing/processing · GitHub, when using Processing on Linux (Ubuntu 11.04); my messages are: X11Util.Display: ...
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1answer
48 views

How can I get `cacafire` to show up in the original gnome-terminal, instead of a separate window?

If I am in a Linux virtual terminal (pressing Control-Alt-F1 on Ubuntu), and I use the command cacafire, I get the flames inside the actual terminal. However, if I am in the gnome environment, and I ...
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0answers
87 views

xinitrc: starting xterm with tmux causes all windows to share same geometry

I have xterm with tmux open upon startup of X11 with the following line in my xinitrc file: xterm -e tmux & However the -e tmux causes all windows to assume the geometry of the first -geometry ...
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1answer
134 views

How to bind super key to Ctrl+Shift using xmodmap?

I have read the xmodmap documentation. I could only find information on how to bind one key to another. How do I bind one modifier key to a combination of other modifier keys? Can I do this using ...
2
votes
1answer
74 views

Keypad plus and minus names in ~/.XCompose

I use XIM under Debian Linux with Gnome 2. Many compose sequences are already defined in the system, including the one for ± sign: palec@Palec:~$ grep PLUS-MINUS ...
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1answer
51 views

FVWM HowTo Swallow?

How could I swallow things like xclock, tray and other stuff to FvwmButtons? Is FvwmButtons the only option to swallow this type of things? How to swallow FvwmWinList to FvwmButtons?
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1answer
270 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
98 views

How to remove “dead window parts” after GUI errors?

I have experienced this problem with Chrome only (but for quite a while now, different versions) but the question is not about Chrome but about X (I guess). Sometimes (I am not aware of any pattern) ...
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1answer
263 views

FVWM 's Windows buttons (Maximize Minimize …), Themes

I'm using the F Virtual Window Manager (FVWM). I'm wondering how to customize the window appearance (the theme) to Add a minimize, maximize, and close button, so I have four buttons, arranged like ...
5
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1answer
3k views

Cannot start xterm over ssh after several successes

I am running some MATLAB scripts on the command-line of a remote computer using ssh. These scripts launch 5 xterms that are forwarded to me via ssh (using the -X option). At the moment I am debugging ...