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Questions tagged [x11]

X11 is current major version of the X window system, first released in 1987. The X window system is responsible for showing graphics on the screen and mediating user input. Use this tag for questions about configuring X, X concepts, X forwarding, startx syntax, and the like.

70 questions
128
votes
12 answers

Turn off monitor using command line

I am runnning Ubuntu Server on my laptop. There is really no reason for the screen to be on. I have been trying to use this command to turn the screen off: sleep 1 && xset dpms force off The problem is I get the following error unable to open…
AngryBird
  • 1,281
35
votes
3 answers

How do I script to open a set of programs each on specific workspace?

I looked around for a while and could not figure out the answer to my following problem: I have a setup of six desktops on Ubuntu 12.04 with Unity. On start up, every morning, I go through a routine of opening the same five or six programs. I open…
Jahn
  • 351
23
votes
2 answers

Application-specific key combination remapping?

I'm aware of a number of ways of remapping key combinations in Ubuntu on a global basis (e.g., globally remapping Ctrl+S to send Ctrl+D or something), such as the xbindkeys application. What I need, though, is a way to do this only for a specific…
Derek Thurn
  • 233
16
votes
2 answers

.xsession. .xinitrc, xmonad, and lightdm

Let me preface my question with the following: I am pretty sure that I can hack together a solution by modifying /usr/share/xsessions/somesessionfile.desktop and make it run /etc/X11/Xsession, and get it to work that way, but I would still like to…
foobarbaz
  • 161
  • 1
  • 1
  • 3
13
votes
3 answers

x11: Disable mouse

I use x11 and awesome as my WM. I would like to completely disable the mouse, that is mouse clicks, mouse wheel, mouse movement, display of the cursor, etc. Is there an easy way (I would prefer a disable/enable bash script)? Thanks!
a b
  • 131
13
votes
3 answers

"/usr/bin/ld: cannot find -lX11" error when installing htk

I am trying to use htk (HMM tool kit) for speech recognition. I follow the instruction guideline in 'readme' file. Firstly, I typed './configure' and it worked. Followings are terminal output when I typed './configure'. checking whether make sets…
gmkim90
  • 131
12
votes
8 answers

ssh -X "Xt error: Can't open display: :0.0"

I'm trying to open xterm on my remote server (Ubuntu Server 10.04) with ssh: ssh -X name@machine xterm but the error returned is: xterm Xt error: Can't open display: :0.0` I googled and tried everything I found. Still getting this error. The…
Fabian
  • 121
12
votes
4 answers

x11 Remote Desktop with Ubuntu 12.04

When I was running Debian, I was able to start a remote session over x11 by just typing gnome-session However, with Ubuntu 12.04, this only seems to result in my desktop and background being forwarded over x11 -- the top bar (where the clock is) and…
BSchlinker
  • 223
9
votes
3 answers

How do I restore triple tap to emulate the middle click?

I've upgraded from 11.04 to 11.10 but the ability to tap with three fingers on the touchpad to achieve a middle mouse click has disappeared. When a mouse is plugged in the middle button click works exactly as expected. I've tried similar approaches…
chemicaloliver
  • 221
7
votes
3 answers

What fonts are absolutely required?

Is it possible, to wipe all fonts other than TrueType fonts? If so, how? What fonts are absolutely needed/necessary in a working X environment?
kaan
  • 681
6
votes
0 answers

LTSP thin client boots to a command prompt instead of a GUI

When I install Edubuntu 11.10 with LTSP, it installs fine. When I go to boot from the thin client it opens a terminal (looks like MS-DOS) on the thin client, but the LTSP server shows a GUI. I am new to Linux; can someone help me?
Nick
  • 61
6
votes
2 answers

Can not connect remotly with X11 and SSH? err: Can't open display, What's wrong?

$ xterm works on the client computer In the client I have : $ echo $DISPLAY :0 in the config file in the server /etc/ssh/sshd_config: X11Forwarding yes X11DisplayOffset 10 trying to connect to the remote server: $ssh -X…
mancora
  • 61
6
votes
3 answers

How do I install root-cern?

Cern's ROOT environment installs fine on 10.10, and is even available in the Software Center, but it will not install or compile on Natty because the x11 directories are in new locations. I can redefine the paths, but then I get compile errors…
Rick Turd
  • 61
6
votes
2 answers

Are x11 bitmapped fonts necessary?

Are the x11 100 and 75 dpi fonts absolutely necessary? If Ubuntu has TrueType support, (as well as OpenType) why do I need all those bit-mapped fonts hanging around? Can I delete them? (and/or generate ttf/ot versions for those I want to keep) If I…
user13314
  • 95
6
votes
1 answer

Where does Ubuntu store Desktop Environment options

I'm currently working on a stripped-down purpose-built custom desktop environment on top of Ubuntu. For most of the major Desktop Environments including GNOME or any DE you install after the fact (KDE, XFCE, etc...), they are added automatically to…
jduren
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