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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1answer
90 views

Cron does not execute xinit command

I have a command that works perfectly when launched from the prompt: xinit /home/user/myscript.sh -- /usr/bin/Xvfb :1 -screen 0 1x1x8 But is not executed when put in crontab: @reboot xinit ...
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1answer
195 views

How to mirror two screens / nvidia graphic pilot / LMDE / Macbook 2008

I'm using LMDE on a MacBook 2008; it works perfectly (and my MacBook runs much more faster than with Mac OS X) I have one problem: when I plug in an external display, I can't get the two displays to ...
1
vote
1answer
116 views

How do I run this C program after starting X server?

The source for a program that automatically scales my laptop's keyboard brightness to its screen's brightness is given on the Arch wiki page for my laptop. I can compile it and when I run the program ...
3
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1answer
57 views

How do you make a star symbol with the compose key in Linux?

I know how to make a heart with this sequence: composeKey, <, 3 But how do you make a star ★?
6
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1answer
72 views

How to make a key simulate another key?

In my keyboard the I key doesn't work. So, I use an on-screen keyboard. I'm using Ubuntu 13.04. But its hectic. Is there a way so that I can make another key (for example Home on my keypad) to behave ...
3
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1answer
600 views

Launch a fake/minimal X session for Pulseaudio/dbus

I use Pulseaudio to share audio between a desktop and a Raspberry Pi. However, Pulseaudio needs dbus, and dbus needs an X session. Without graphical session, Pulseaudio is only able to run in system ...
2
votes
1answer
191 views

Change keyboard layout using Cyryllic character

I'm using Lubuntu 11.10. I tried the keyboard layout applet from lxpanel but it does not work and I don't know why. I can change the layout to Russian using $ setxkbmap ru and it works! Nice! ...
2
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1answer
323 views

Get screenshots of a Linux machine that I connect to remotely with PuTTY

My setup is this, I connected my Cent box via PuTTY on windows 7, I've Xming and using X11forwarding to have GNOME in windows. Now when I did gnome-screenshot in putty, I cannot have the CentOS ...
4
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2answers
369 views

Disable the external keyboard from a script

I have a udev rule for my external keyboard. I can catch events, and by running a script I can also reach udev env variables. Can I disable keyboard with udev? Or must I use a script to disable the ...
10
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1answer
348 views

Have you seen this cat?

I am of course referring to the 'screenmate' cat, Neko - looks like this: A few years ago, I remember Neko could follow my mouse cursor around, and was a helpful distraction from during long hours ...
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2answers
105 views

switch to an existing Terminal Emulator using command (wmctrl) or shortcut key

It's rather hard to do it. wmctrl needs to know the window title in order to operate on it, but it is damn hard to know the title of any terminal emulator, be it gnome-terminal, rxvt, xterm... ...
2
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1answer
52 views

Can't obtain the connected forms of some unicode grapheme clusters with combining diacritical marks

In Arabic and some other languages a character has two or three forms which will find its appropriate one automatically when you type a word (according to its previous and next characters). How can ...
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1answer
177 views

Running a Wine application from other user in openSUSE

diuban@linux-gnwf:~> gnomesu -u diub wine /home/diub/ed.exe wine: cannot find L"Z:\\home\\diub\\ed.exe" diuban@linux-gnwf:~> No protocol specified No protocol specified Application tried to ...
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0answers
373 views

Octave - warning: unable to open X11 DISPLAY

My setup is as follows: Octave 3.6.4 Mac OS X Mavericks 2009 Macbook Pro I'm trying to run Octave in Terminal, with gnuplot. I'm trying to plot matrices in a graph, as part of an online Coursera ...
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1answer
138 views

How do I set the tty that GDM spawns on?

On my computer (under Arch Linux), GDM is spawning on tty1 while I would like it to spawn on tty7. Is there any way to do that?
2
votes
1answer
343 views

My ~/.Xresources is disabling gtk antialiasing

When booting into my window manage (xmonad), gtk fonts are anti-aliased, but for some reason urxvt has problems with variable names in my ~/.Xdefaults (it fails to parse the variable names as colors ...
3
votes
3answers
371 views

HTML client for X11 ssh forwarding?

Not totally sure if this is the right place but here goes. I understand that you are able to use X11 to ssh to GUI's and view them, without the server having a full on GUI system running/installed ...
2
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1answer
91 views

CapsLock as modifier key for application keymaps

I am developer and currently I am using Ubuntu Linux with PyCharm IDE for development of website. In order to improve typing performance I consider change CapsLock to Hyper_L and assign it to mod3 ...
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3answers
171 views

How to execute applications in existing X window from virtual console?

I run Debian Wheezy and have Xfce as my X-Window Manager on virtual console 7, which starts up automatically. Once I've logged on and I'm using the xfce interface, is it possible for me to press ...
2
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2answers
122 views

Adding custom Compose key sequences

How can one add custom Compose-key sequences? I have googled quite a bit, but could not find an explanation. In particular, I would like to have: <Compose> + <Z> + <Z> = ℤ # ...
3
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1answer
71 views

How to maximize a window programmably in X Window?

I'm wondering if there is any commands or programs to make some window maximized in X Window? For example, what I imagine is something like this xmaximize -window *window_id*
2
votes
2answers
304 views

How to set a custom keymap and make sure, that it is not overwritten by system?

I use custom keymap, that diffentiates between left and right Ctrl: remove control = Control_R clear mod3 add Mod3 = Control_R When I load it with xmodmap myxmap, it works only as long, as one of ...
3
votes
1answer
165 views

Invoking PolicyKit/polkit via xinit/startx?

I recently upgraded a minimal installation of Ubuntu (with no full-fledged DE) from precise to saucy and since doing so I'm no longer able to mount removable drives as a normal user. I googled a bit ...
4
votes
1answer
431 views

remove title bar of another program

I have developed a program with glut library and want to remove its title bar. Since its impossible to remove the title bar from glut library I have to use an external tool to remove its title bar. ...
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vote
1answer
354 views

How do I make themes apply to windows as well as system elements?

I am using Linux Mint with Cinnamon. Whenever I install a theme, it changes the 'system' elements, like the menu and taskbar, but not the window borders or buttons or the like. I went on the 'Other ...
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2answers
403 views

Finding error log related to specific crash in Ubuntu

Every time I try to start a specific program (Mathematica), my Ubuntu session crashes and I get thrown back to login screen. I want to find out 1) what is it exactly that crashes (probably X) and 2) ...
3
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1answer
86 views

Connecting to multiple XServers

I've got a simple xserver setup: Ubuntu workstation running xserver, to which a remote Beaglebone computer running linuxcnc is connecting. So I'm using the mouse, keyboard and screen of the ...
2
votes
1answer
62 views

How do I monitor display :1 while I'm using display :0?

I am running X on two displays. :0 is my primary display but I also have some programs running on :1. Is there any GUI application that will let me monitor display :1 in a window that sits on display ...
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0answers
133 views

Configuring Caps Lock as modifier and layout switcher

I want to set the caps lock key working as a modifier (modkey) and layout switcher at the same time. I want Caps Lock to act as a modkey in awesome in different hotkey combinations, for example, ...
3
votes
1answer
440 views

How to run startx as non-root?

Recently, I switched from Ubuntu to Arch Linux. I've installed X11 as my Window System and KDE as my Desktop Environment. I've separate partition for /home, /var, / and /boot and they all mount at ...
3
votes
2answers
1k views

Make mouse movements scroll when the middle button is held down

In Windows, I'm used to clicking the center button and it offering a "fast scroll" option up or down. How can I get this behavior on Linux? It currently seems to use the back button upon center click ...
1
vote
1answer
61 views

Is it possible for a program to have its dedicated X display?

Can a program have its own dedicated X display, as though it can start the X display, set the screen size to match its own size and ensure that no other program can use that X display? Some VNC ...
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votes
2answers
222 views

Is it possible to choose which X display a program instance should run on?

If there are multiple X Windows running on a system, is it possible get a program to run on a particular window? How would you identify the Window and get the program to run there? I'm assuming that ...
3
votes
1answer
183 views

xautolock: how to auto-unlock on user activity?

I need to run a script after a period of user inactivity. For that I use the wonderful program xautolock. Now, I also need to run another script when the activity is resumed (e.g. mouse is moved or a ...
0
votes
1answer
44 views

Text Data from X Client for usage in android app

Is it possible to write a program such that it can capture the data from an X Client to X server and extract only the Text data inside it? I have to port a legacy application to android and the ...
1
vote
1answer
429 views

Certain fonts missing from xlsfonts in Centos 6.4

I have a certain software on CentOS 6.4 that gave the following error: X Error of failed request: BadName (named color or font does not exist) Major opcode of failed request: 45 (X_OpenFont) ...
0
votes
1answer
364 views

How can I set up multiseat/separate X sessions with gnome 3? [duplicate]

With classic Gnome, if one had two monitors, one could set up "separate X sessions" for each monitor. In this configuration, each monitor had a separate user login session and application windows ...
3
votes
2answers
163 views

How to make /etc/init.d script act like it's launched under X?

I'm trying to track down some quirkiness with a Java application that misbehaves when launched via a startup script in /etc/init.d , but runs fine when you open a GUI terminal window and run it ...
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0answers
166 views

IBM AIX: How do I set up SSH X forwarding on an unprivileged user with no home?

Long story short: I have an AIX server where my user is unprivileged and has no home directory, and it is not easy to fix this because OS-level management of this server is outside of my jurisdiction. ...
3
votes
1answer
190 views

change fonts of applications in dwm

I'm currently using dwm 6.0 and I was wondering how I could change the font of programs like Firefox. I already changed the font given in the config.h and recompiled it but it didn't change anything. ...
3
votes
1answer
253 views

Open 2 instances of the same program

I have a SSH server running in my home computer, with X11Forwarding enabled. I would like to connect to my computer from another computer and run some graphical programs. The problem is, that if a ...
2
votes
1answer
58 views

Specify rows/columns of a fullscreen X terminal?

For presentations it would be convenient to have a X terminal which supports following workflow: make it fullscreen specify how many columns/rows should be displayed -> the terminal then ...
2
votes
0answers
109 views

Xorg Setting checking from Command Line

How do I determined, whether Xorg is using Xinerama, DDC and Reduced Blanking ?? Just adding few options in Xorg.conf is sufficient ? If I have to check from command-line, then how can I check ...
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0answers
26 views

X11 fonts have gone - applications fall back to typewriter

After removing several packages, updating within Debian/Jessie, and rebooting, several applications (windows manager, Xfce4 panel, mail client, browser) fall back to typewriter; Sans/Regular seems to ...
0
votes
0answers
617 views

Linux Mint Kde boots to Xsession fail

I've been trying to figure out this error I have. Its a fresh install of linux mint 15 kde. During the process of installing graphics drivers, steam, and a few other things I get this error at some ...
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0answers
233 views

How can I configure xlock to find fonts?

Is it possible to make xlock to find fonts on my computer automatically? Namely, when I start xlock, it says xlock: can not find font: -*-helvetica-medium-r-*-*-24-*-*-*-*-*-*, using fixed... In my ...
4
votes
1answer
393 views

Is there a command such as xwininfo, xdpyinfo, xprop, or xlsclient that will tell me what font an X client window is using?

I'm trying to find a command that will report what font a given X window is configured to use. Does such a command exist? Looking through these tools I did not see an option that would give me this: ...
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vote
2answers
2k views

How can I find the default (font) resource XTerm is using?

If I launch xterm with its default bitmap fonts and then select the 'Large' font from the 'VT Fonts' menu (via ctrl+right mouse), I get a very usable bitmap font with apparently good Japanese ...
3
votes
2answers
372 views

Viewing a part of the screen in a window on Linux

I plan to make a presentation with a live demo using my wide screen Ubuntu 12.10 Laptop and a projector. My plan is to connect the projector as a second (small) display and put my slides and live-demo ...
1
vote
3answers
321 views

Need small distro without a desktop or windows manager, just to run a single graphical app [duplicate]

I am looking for some help on this from a linux expert. I am very novice when it comes to linux so I am hoping someone can help out. I need a small distro, that is stable. I don't need a full X ...