Tagged Questions

Xorg is a full featured X server that was originally designed for UNIX and UNIX-like operating systems running on Intel x86 hardware. It now runs on a wider range of hardware and OS platforms.

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4
votes
1answer
1k views

remote X server display not working

I have a local machine A, and a server B. from A, I got: #ps -ef root 3161 3160 0 09:07 tty1 00:03:04 /usr/bin/Xorg :0 -nr -verbose -auth /var/run/gdm/auth-for-gdm-dJExDH/database vt1 ...
4
votes
2answers
767 views

How does X map from kernel key scan codes to a keysym?

According to this page there is no direct mapping from udev key mappings to X, it has its own mappings. X has a (quasi) total independent way of mapping keys: X reads the kernel keycode table at ...
3
votes
1answer
353 views

Chrooted drivers

If the host has the kernel drivers properly loaded, would the chrooted enviroment be able to use them (ex. wireless, power)? Does the chrooted enviroment need its Xorg drivers to be configured or ...
1
vote
3answers
3k views

Change Startx Default on Slackware?

I installed Slackware as a VM within Virtual Box. Host is Windows 7, if it matters. I have successfully installed guest additions and XFCE starts and runs cleanly with or without the guest additions. ...
2
votes
2answers
5k views

not able to create xorg.conf file

I want to change my colour depth. I posted this, and got the following answer: Create an xorg.conf file by running Xorg -configure. Then edit the Depth entry in the Display subsection of the ...
3
votes
1answer
2k views

change colour depth

How do I change the colour depth? It says online to edit the xorg.conf file, but I don't have that. I am running Debian XFCE on a Powerbook G4
4
votes
1answer
464 views

How can I make C-m1 emulate a right click?

On Mac OS X, you can right click by holding down control and clicking. I swapped the command and control keys with setxkbmap -option altwin:ctrl_win, but how do I make it right click by holding down ...
6
votes
1answer
1k views

Dual monitors on dual video cards on Ubuntu

I have been trying this to no avail. I am new to Linux, so a step by step explanation would be greatly appreciated. I have two NVIDIA GeForce 8600 GT video cards. I want a monitor to run on each card, ...
0
votes
2answers
571 views

What are the minimum requirements to run a graphical application?

This follows my previous question, where I installed Debian for the purpose of having a lightweight distro to run virtual machines on. I installed it with just the laptop and admin packages -- not ...
0
votes
1answer
734 views

Is there any X windows system, which is HTML, CSS, Javascript? Such as Web Browser?

For dacades X windows system is either BASH, C or etc. But is there any X windows system or any wrapper which can interpret HTML, CSS, Javascript to general Windows system? I would like to build ...
4
votes
2answers
3k views

Middle click with two-finger tap on touchpad

In Linux Mint the default action when tapping the touchpad with two fingers is a right click. How can I change this to middle click?
3
votes
0answers
623 views

Keyboard repeat without pressing a key

Occasionally a key repeats although I do not press the key. I would like to prevent this phenomenon. The phenomenon happens when I am pressing Ctrl+w again and again. After several times of Ctrl+w, w ...
3
votes
1answer
950 views

Disabling caps lock by setxkbmap makes it Shift key in Emacs

I'm using GNU Emacs 23.2.1. within Xfce 4.8.0 (both coming from the Ubuntu Natty repository). I disable the CapsLock by running /usr/bin/setxkbmap -option "ctrl:nocaps" at the beginning of the Xfce ...
6
votes
2answers
933 views

How to speed up X over fast connection ? (especially over ssh)

What are recommendations on speeding up X applications over local fast (gigabit) connections? (similar question for slow connections) Currently I'm running over ssh -Y, which is fine, but I wonder if ...
4
votes
1answer
9k views

Setting up X server on Centos6 minimal

I'm trying to install Centos6, but as it turned out, DVD I downloaded was just couple Mb too large (CentOS-6.0-i386-bin-DVD.iso) for DVD to carry. So, to save time and don't download DVD again, I ...
6
votes
1answer
2k views

Why does Stackoverflow in Iceweasel cause high CPU usage for Xorg?

If I go to the front page of this site, and hit page down/page up repeatedly, it's pretty quick, and firefox-bin (iceweasel) uses maybe 50% CPU, Xorg uses maybe 40%. If I go to Stackoverflow's main ...
3
votes
2answers
606 views

If you SSH into another computer, how to access other X displays?

This is a query based on personal use. A troll in our local network had downloaded Crikey, the key-event simulator. He used it to simulate events on other computers, leading to unwanted things. For ...
6
votes
2answers
2k views

XAUTHORITY environ variable set repeatedly on every login

I am running a Suse Linux 11.04 system. My problem is that when I do a fresh login into a shell as root, a new Xauthority file of the form xauth***** gets created in the /root/ directory. Upon exiting ...
1
vote
0answers
757 views

Defining a TV on a laptop as a separate xorg screen

I'm currently using the OpenELEC embedded XBMC distro with my HP Pavilion dv6 laptop (which is based on AMD Vision, so I'm using fglrx for video). It's hooked up to my Sony 1080p telly via HDMI. ...
1
vote
1answer
181 views

Can today Linux/X/Mesa/whatever versions use OpenGL with nVidia GeForce 4 Go 420?

I don't know exactly all the libraries responsible for graphics rendering and acceleration in a common Linux PC of today but I wonder if I can install an up-to-date Linux (like XUbuntu 11.10 or Arch) ...
2
votes
4answers
27k views

how to close X Server, to avoid errors while updating nvidia driver?

I tried to update my nvidia driver but i got an error when i ran the driver installation. See the error: ERROR: You appear to be running an X server; please exit X before ...
4
votes
1answer
464 views

Is it possible to have X parse a per-user configuration file?

I am thinking that many of the options that one has to write in the traditional system Xorg.conf file, have to do with user preferences and thus should not IMHO be set by system administrators. In ...
2
votes
3answers
412 views

advance strategy to interrupt a linux application that has “hung” and made X desktop unresponsive

When an application (thunderbird) has a problem, sometimes it goes into an unresponsive state where it has blocked the UI, is blocking login processes (at tty terminals) and also is preventing a ...
6
votes
1answer
17k views

xrandr doesn't detect monitor on hdmi port

I installed Arch on my laptop but I don't think this problem is specfic to Arch. The only problem at the moment is that the display connected to the hdmi port isn't detected. For example running from ...
1
vote
2answers
548 views

How do you configure numpad keys using XKB?

I haven't figured out how you configure XKB to use the numpad yet. I found the following in the "us" file. partial alphanumeric_keys modifier_keys xkb_symbols "basic" { name[Group1]= "USA"; ...
3
votes
0answers
374 views

How to map a complex multi-key combination into a shortcut to execute a process, in X (across WMs etc)?

I am wondering how can I make a complex multi-key combination like say, Ctrl+Alt+T into a shortcut to execute me a process,xterm for instance? The important caveat is that I want it wired into either ...
2
votes
1answer
2k views

Disable/modify middle-click-to-paste in X11/Xorg

I am using Slackware 13.1 (kernel 2.6) with FVWM as my desktop manager. I have frequently had issues when coding where my over-sensitive mouse registers a middle-button (mouse-wheel) click while ...
1
vote
0answers
202 views

How do I disable automatic display search?

I have a Mint 10, based on Ubuntu Maverick Meerkat (10.10) installed on a HP nc6120 notebook. The machine is getting tired, so I decided to use it only with the external "monitor", in this case, the ...
5
votes
1answer
6k views

AltGr keys don't work with Ubuntu in VirtualBox

I just installed VirtualBox (from Oracle) in Windows 7, and created a virtual machine with latest Ubuntu. Here in Firefox I can use the left Ctrl key, while the right one doesn't have any effect. ...
6
votes
2answers
1k views

How can I alter my Xorg config file to fix the screen distortion I am experiencing?

I have a system running FreeBSD 8.2-RELEASE-p2 with an LCD display attached capable of running at a native resolution of 1600 x 900. I have configured Xorg the way I think it should work, however the ...
1
vote
2answers
792 views

Remotely control an xorg session [duplicate]

Possible Duplicate: Open a window on a remote X display (why “Cannot open display”)? I have a computer running debian, connected to my TV, running an xorg session. What I want ...
8
votes
4answers
4k views

How can I turn off “middle mouse button paste” functionality in all programs?

I don't like having the middle mouse button paste, because I often end up with uncompilable code in Eclipse. How can I turn this off (in all programs)? I'm running Fedora.
1
vote
2answers
311 views

Fast switching between external and internal screen

Is there a solid way of using either X directly or KDM/GDM/KDE/Gnome to quickly switch between an external screen and modify the screen layout accordingly? I'm stealing the inspiration from Windows ...
4
votes
2answers
435 views

How to list all running X applications?

I'd like to get a list of all of the apps (across all users) on my machine that are talking to the X server. What's the most reliable way to do that? Find the socket X runs on and lsof for connections ...
2
votes
1answer
554 views

Forcing a fullscreen game to run windowed?

I'm having some issues with fullscreen games ruining my display and forcing me to reboot. I'm wondering if there's a way to trick the game into thinking its going in fullscreen, when really I've ...
1
vote
1answer
311 views

xrandr configuration

How to change xrandr maximum value. Screen 0: minimum 640 x 480, current 800 x 600, maximum 800 x 600 default connected 800x600+0+0 0mm x 0mm 800x600 60.0* 56.0 640x480 ...
3
votes
2answers
402 views

How to put some keyboard layout aside from layout switching ring?

What I need is to switch between Russian and English layout with my favorite shortcut (namely Shift-CapsLock) switch to Belarusian layout with another shortcut (say, Ctrl-RightShift, but actual ...
5
votes
2answers
1k views

Get current Virtual Desktop - number/name/tag/id?

How to get number and/or name (or tag/id... etc) of currently used virtual desktop ? Command line, scripting, C/C++ solutions allowed (, while portable to C/C++ are preferred). ;) I'm mostly ...
10
votes
3answers
27k views

Command line to return to the GUI after Ctrl-Alt-F1?

I'm unable to return to the GUI with Ctrl-Alt-F7 (or any of the 12 function keys). I have some unsaved work and I don't want to lose them. Are there any other key combinations that will allow me to ...
5
votes
3answers
1k views

How does one open a new window from the shell with a specific size and position?

For example, say I wanted to start gnome-terminal with it's northwest corner at 0,0, and make the window 736x434 pixels (apparently the default, which allows for an an 80-character by 24-character ...
3
votes
3answers
630 views

Do I need a desktop to run a GUI?

I am setting up a lightweight VM, following the guide in the Ubuntu Documentation What I want to be able to do is ssh into the VM and then launch a GUI application. I don't need / want a desktop. ...
1
vote
3answers
2k views

How can I get to a terminal or virtual console when Ctrl-Alt-F2 fails?

When X and GNOME are working normally, I can just hit Ctrl-Alt-F2 to leave GNOME and use the terminal on the second virtual console. To switch back to GNOME, I can just hit Alt-F1. Today, X or GNOME ...
3
votes
1answer
2k views

Xrandr not saving setting

Hello xrandr at install doesnt detect my tv to be 1920x1080@60hz, so I have to add the setting manually and when I do that with xrandr it works this is the commands I used xrandr --addmode HDMI-0 ...
7
votes
2answers
2k views

XFCE or pure X11 commands, toggle compositing immediately without restarting X

How can i disable compositing via the command line? I need to disable temporarily for some games, like Nexuiz, for use in a wrapper script to toggle compositing status.
2
votes
1answer
566 views

Randomly logging out

My Xubuntu 10.04 system logs me out seemingly at random. How can I diagnose why this is happening and correct it?
7
votes
2answers
1k views

UTF8 math symbols & keyboard layout / input

I'd like to use UTF8 math symbols, when typing one list, another list. I've found sth called ComposeKey. Unfortunately it's not covering omega, theta, rightarrow etc. I am using KDE, I've tried ...
2
votes
1answer
634 views

X -config Leaves a Blank Screen

In Slackware, when I use the command "Xorg -configure" to setup the X server, I get the following: (EE) Failed to load module "vmwgfx" (module does not exist, 0). (EE) vmware: Please ignore the above ...
2
votes
2answers
4k views

How to use command line to change brightness and color?

Is there any way to change the brightness and color? Using any command line tools? I am trying in Fedora and Ubuntu but no luck so far. Follow up: [command] [conneccted output] [effects R:G:B, ...
2
votes
1answer
257 views

Matlab R2010a over ssh -X displays empty windows

I'm trying to use Matlab R2010a over ssh, with X forwarding. Now the X forwarding certainly works (for example xclock displays nice and fast) But when invoking matlab, I get the splash screen ok, ...
3
votes
1answer
588 views

'Cannot open display' on restored GNU screen session

Using debian unstable with Gnome 3 but I think this has always happened. If I log out and then log back in again it seems the X session is restarted or in some way changed. In any case, when I start ...