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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logname not working under X session

I would like to find out the name of the user at the end of a sudo-chain. The exact tool for this is logname or also who am i works as well. My problem is that while over SSH or tty1 (Ctrl+Alt+F1) ...
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34 views

Program for choosing computers to run X clients on - what are such programs called?

At my college some 20 years ago they ran HPUX and had several X-terminals (terminals with graphic-cards that ran an X server, but left the running of X clients to the main computer). The college had ...
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How to configure external USB touchpad for a laptop

I have a laptop that, obviously, comes with a touchpad and a keyboard. However, I have an USB keyboard with integrated touchpad that better suits my needs. I use Ubuntu 13.10 and I cannot find how to ...
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51 views

How to start X program on local display? [duplicate]

I'm ssh-ing into a Raspberry Pi. I would like to start an X program remotely, on the Pi's display. I know you can export DISPLAY to have programs open up on your computer when you ssh-in. But I'm ...
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57 views

Why doesn't rc.local run entirely

Here is my rc.local #!/bin/sh -e # # rc.local # # This script is executed at the end of each multiuser runlevel. # Make sure that the script will "exit 0" on success or any other # value on error. # ...
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Desktop environment that just starts a full screen terminal

I have the following xsession file: [Desktop Entry] Name=... Comment=This session will start ... Exec=???? TryExec=??? Type=???? ...
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1answer
34 views

Command works from a terminal but not in .profile

I included this command in my .profile file: xfce4-power-manager --no-daemon. The .profile runs at startup as expected, but it's unable to run this command (which is the last in the file, so other ...
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116 views

Map Caps Lock to Control in Linux Mint

I am running the latest version of Linux Mint with Cinnamon. I'm trying to map caps lock to control, but I cannot figure out how to do it. All web searches i've done has lead me to older versions of ...
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64 views

Getting the value of the clipboard

Is there a command to output the current value of the clipboard? Example (this command doesn't exists, it's just an example of what I'm looking for: cat clipboard > Hello world! Also, if the ...
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33 views

Multiple XkbOptions in xorg.conf

how should I write multiple XkbOptions in xorg.conf? I've tried "option,option,option", "option, option, option", "option option option" and none of these worked - only the first option was executed.
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110 views

How to turn on Keyboard Autorepeat permanently on VMware instances of CentOS 6?

In my lab we have about 40-50 machines, all cloned with the same image of CentOS 6. For some reason the keyboard auto repeat function decides to randomly turn itself off. Typically we just have ...
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276 views

Cannot connect to X server :0.0 as superuser

When I am online, I get following error and the tool does not start: [root@dhcppc9 lin64]# ./ise No protocol specified _pn: cannot connect to X server :0.0 But everything is OK when I am not a ...
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How to set up screen resolution permanently

I just installed Fedora 19 on a VirtualBox and when I started it for the first time it only allowed the screen resolution 1024x768 After some research I managed to install the guest additions and I ...
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66 views

ssh returns message “X11 forwarding request failed on channel 1”

When I ssh into a remote server that's not running any type of X11 desktop environment I get the following message. $ ssh user@server X11 forwarding request failed $ ssh user@server ls X11 ...
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45 views

What are the purposes of the different types of XWindows fonts?

In my /usr/share/fonts/ I have four sub-directories categorizing types of fonts: cmap truetype type1 X11 The command fc-list produces a list of them. Are these different categories for specific ...
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2answers
76 views

Missing unicode characters

I've just switched from KDE to lightweight slim+xmonad environment and my fonts are not rendering correctly. I use DejaVu font family (default for Debian 7.x) which supports all characters I need ...
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135 views

Install Cinnamon on openSUSE

I would like to install Cinnamon on my openSUSE 13.1 minimal installation. But I've the following Problem. I add te repo install it from Yast/Zypper. sudo zypper ar ...
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1answer
21 views

Disable emulated scroll wheel (EmulateWheel) for specific programs

Is it possible to disable evdev's EmulateWheel option when using specific programs? In my use case, I would like to be able to interact with the Acme text editor and with some VMs using my Thinkpad's ...
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1answer
104 views

how to send keyboard signal using a shell script

I have an application in graphical interface that when I run it, it's not opened in full screen mode, but when I use the keyboard shortcut Alt+Ctrl+M , it becomes fullscreen, I want to change the ...
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59 views

Xorg Configuration for Unregistered Resolution

I have a monitor with native resolution of 1600*900_60.00, and the intel on board Gen3 Xeon video chipset (i915). when i do $> xrandr the 1600x900 resolution is not in the list. I tried to write an ...
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34 views

configure xscreensaver through X resource database

I want to get rid of the xscreensaver config file in my home .xscreensaver. I read in man xscreensaver, that: Options to xscreensaver are stored in one of two places: in a .xscreensaver file in ...
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Xinerama configuration on OpenSuse

Configuration: OpenSuse 12.3 installed from the Sage Live CD (http://www.sagecommons.org) Latest proprietary NVIDIA drivers Dual GTX580s Four displays (two per card) Displays in a 2x2 arrangement. ...
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63 views

Writing single-handed layouts for X

I know someone who'd really like to be able to type with only the left hand, so I had the idea of writing a layout which "switches" the sides of the keyboard when the caps lock key is pressed. For ...
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33 views

convert display to monochorme

My Asus netbook has Debian Wheezy. I came across a weird idea. How would it look if my display screen is monochrome. Is it possible to configure X11 to make the display monochrome?
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“Unable to connect to X server” after TTY login

I'm using Ubuntu 13.10. Whenever I login on the command line (tty1-tty6) I get the following output: Last login: ... Welcome to Ubuntu 13.10 ... Unable to connect to X server Unable to connect to X ...
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217 views

launch x11vnc on bootup

I am using archlinux version 3.10.27-1-ARCH on my remote PC and I would like it to launch x11vnc server on successful bootup. Though i can start the x11vnc server manually, I am having trouble ...
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52 views

SSH X11 forwarding put on a different monitor

Is there a way to use ssh and X11 forwarding with multiple monitors, such that one screen gets the remote session and one keeps the current session? Note: In case I didn't clarify, I meant forwarding ...
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79 views

Filter the clipboard content without using an intermediate file

I'm trying to modify the text that is in my clipboard, remove certain lines of that contains some strings and then get the output for further manipulation (I prefer coping to my clipboard only if I ...
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86 views

Debian: How to resolve Xserver failure

I keep finding similar posts online but I can't really use the solutions in my case. in my /etc/bash.bashrc file, I have the following code placed at the very bottom: if [ -e /tmp/.X0-lock ]; then ...
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2answers
74 views

Why does the bell character have a limit?

If I repeatedly execute echo -e "\a" it will only sound on regular intervals rather than every time I execute the command. I've tried shortening the duration using xset but this doesn't seem to ...
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65 views

What is a windowing system?

Can someone provide me with a very clear and practical example of a "windowing system"? I was reading on Linux, and although I've always known that it's a kernel, I didn't really know what a kernel is ...
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1answer
116 views

Running GUI application as another (non-root) user

Let's say I have 2 user accounts user1 and user2. When I login as user1, and then switch to user2 using su, I can execute command-line programs, but GUI programs fail. Example: user1@laptop:~$ su - ...
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98 views

Set default window manager (i3) in OpenSuse

How do I set the default window manager in OpenSuse in CLI? I've a CLI installation and would like to set i3 as default window manager...
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517 views

X client forwarded over SSH “cannot open display: localhost:11.0”

I have enabled X forwarding on remote machine where SSH server is running: # grep -i forward /etc/ssh/sshd_config X11Forwarding yes # On local machine, I have started SSH client with -X flag ...
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Before logging in my system, any way to make a key simulate another key?

In my keyboard I button doesn't work. I had earlier asked a Q on how to make a key simulate another key. That Q solved the issue only after I logged in my system. I'm working on Ubuntu 13.04. But how ...
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2answers
227 views

How to configure fonts on a remote X connection (XDMCP vs. ssh)?

Connecting to a remote Solaris 10 system over X11 I observe inconsistent behavior regarding the used fonts. I am connecting from a Cygwin/X system. When I connect using ssh forwarding like this $ ...
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1answer
127 views

How do I get my mouse back from qemu/kvm?

I'm running qemu/kvm on Debian testing x64 with this command: kvm -m 1024 -hda win7.img -cdrom win7x86.iso -boot d -net user but when I click inside the virtual machine, qemu captures my mouse and ...
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1answer
71 views

how to swap ctrl and capslock using xmodmap?

I know this xmodmap script can swap ctrl and capslock: remove Lock = Caps_Lock remove Control = Control_L keysym Caps_Lock = Control_L keysym Control_L = Caps_Lock add Lock = Caps_Lock add Control ...
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1answer
154 views

Disable ForwardX11Timeout without ForwardX11Trusted in OpenSSH Client?

By default, recent versions of OpenSSH automatically set ForwardX11Timeout to 20 minutes if you set ForwardX11Trusted to no. This means that 20 minutes after you start your ssh connection, you can't ...
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1answer
76 views

After upgrade, X button in titlebar no longer closes xterm

In theory, pressing the close button should close an xterm. It did before I did an aptitude upgrade. (I'm running Debian testing). But now it doesn't—clicking the X does nothing—but only for some ...
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1answer
33 views

Notify-send not working when run from apache [duplicate]

I have the following script (alert.sh) which has been setuid'd: DISPLAY=:0.0 notify-send --urgency=low -i python "The job has finished" and the following PHP file alert.php: <?php echo ...
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2answers
55 views

Doubts about creating a .Xresources file.

I want to customize the look and feel of my xterm and have read that the way to do it is creating a .Xresources file and saving there the desired configuration. I've also learned that this file can ...
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1answer
135 views

Remapping power key to delete

I have a macbook pro running Ubuntu 13.10 with FluxBox. Unfortunately, the power button is physically above the backspace where I would expect the delete key to be in. In OS X, the PowerKey program ...
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2answers
58 views

Running an app minimized on a system with a minimal X server

I run X on Ubuntu minimal using xinit. I now want to launch spotify in minimized mode as it's remotely controlled and I don't want it to be visible. I also thought about installing a small window ...
2
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1answer
72 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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94 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 ...
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74 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 ...
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1answer
46 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 ★?
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1answer
60 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 ...
2
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1answer
256 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 ...