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.

learn more… | top users | synonyms

0
votes
0answers
79 views

Cygwin X seems to have messed up my Xming connection to my X-server

Yesterday I played around with Cygwin and ended up installing Cygwin/X on my local machine. I had a bunch of Xming shortcuts to a remote machine where I would launch applications with remote desktop. ...
0
votes
0answers
35 views

why won't xpra connect from windows?

I'm having troubles with spotty connections using Xming to display X11 apps from my server (on my Win7 machione). I decided to try out Xpra. I followed the instructions on: https://help.ubuntu.com/...
1
vote
1answer
16 views

xautolock/ssh-add can't interact with ssh-agent if launched from .xsessionrc

I use xautolock to lock the screen and suspend my laptop after a given amount of time of inactivity. This works fine. This is how xautolock is started from .xsessionrc: xautolock -time 60 -...
0
votes
2answers
152 views

How to execute a command on window focus/unfocus?

I'd like to execute xinput disable bcm5974 when Gnome Terminal (and maybe some other application) gets focused, and xinput enable bcm5974 when it loses focus. This is because libinput and my macbook'...
1
vote
0answers
16 views

Setting usable area of the screen

I am creating a dock for my own usage. The problem is, when I maximize a window, window takes dock's space too. Is there a way to restrict the area used by other windows? I guess it is related to ...
0
votes
1answer
32 views

Undefined reference to symbol 'XSetFillStyle'

I'm trying to compile, or make for Esetroot, when I get an error shown here. Is there some kind of command line argument I have to add to make, The header files are added to the c file already, so I ...
2
votes
1answer
93 views

make x11 window always on top (virtual keyboard)

I'm hacking on matchbox-keyboard. Its UI is written in plain x11. I just want it to be always on top because it is a virtual keyboard; a virtual keyboard can't just get below programs! I don't want a ...
1
vote
0answers
16 views

How to delete all desktop notifications forever on SUSE KDE

I can't find the "get the hell away from my desktop" button, on SUSE 42.1 KDE. I want any version of a desktop notification gone forever. I have log files, I know how to use them. The desktop ...
-1
votes
1answer
30 views

Ask password in window mode after sudo or other command line operations?

Was seen in movies, that after command line operations, the password was asked in separate GUI window. From my (small) experience, password, required from command line, was always asked in command ...
3
votes
1answer
36 views

Looking for a map of the xinit/startx rabbithole

Can someone point me to an authoritative guide to the X11 initialization sequence that also explains how it dovetails with the shell's initialization? I'm trying to figure out how to make some ...
0
votes
1answer
153 views

Launching application without titlebar and window decorations

I want to launch VLC without the titlebar and window decoration. I'm using the following line to launch VLC: vlc -I dummy --no-video-deco --no-embedded-video test.mpg Unfortunately this doesn't ...
7
votes
1answer
199 views

Perfectly pixelmapped fonts in Emacs

In Ubuntu, in IntelliJ, the font PragmataPro Mono looks like this: Note the perfectly mapped pixels. The IntelliJ setting Appearance & Behavior > Appearance > Antialiasing > Editor is ...
1
vote
2answers
731 views

Graphics glitches on Intel HD Graphics 530

What's the cause of these glitches: https://youtu.be/llS6JwZAT74 ? The horizontal lines appear on screen redraw. They happen most often on Alt-Tab, or switching to desktop (as in the video). The ...
1
vote
2answers
161 views

xdotool: How to search for window by title and class with different patterns (similar to AutoHotkey)

xdotool lets you search for windows using its search subcommand. I need to locate a window, that has class 'gvim' and title containing word 'TODO'. How do I do this? What I've tried: You can do ...
1
vote
2answers
77 views

Who stores copy/paste buffers in X11?

When a piece of text is highlighted with the mouse, it can be pasted by middle-clicking on the place you want, or by using the always classic Shift+Insert key combo. But, when the area where that ...
0
votes
0answers
15 views

Define a compose key via X config files?

How do I define a compose key for X, preferably via some persistent configuration file? I tried: /etc/X11/xorg.conf.d cat 90compose.conf Section "InputDevice" ...
0
votes
1answer
45 views

Is it possible to run multiple x sessions with each functioning properly?

I have tried running startx twice before and having two X sessions at once. However, I recall that time I tried it (which was on my Raspberry Pi) there were many strange bugs and errors. Are there ...
1
vote
2answers
87 views

What is the difference between starting x and starting the display manager?

What is the difference between running startx and starting your display manager with sudo service (display_manager) start? Two different events happen, so I am curious as to know the difference behind-...
1
vote
1answer
45 views

Copy file to clipboard as text/html

I would like to copy the contents of a file to the X11 CLIPBOARD target text/html using the command line. Ideally, this would be as portable as possible across different flavors of Linux and possibly ...
0
votes
1answer
33 views

input method to type math symbols?

Is there some input method to easily type math symbols UTF8 characters (like U+2200 FOR ALL ∀, U+2203 THERE EXISTS ∃, U+2208 ELEMENT OF ∈, U+2190 LEFTWARDS ARROW ←, etc...)? I would like to type ...
2
votes
1answer
17 views

How to set the keymap for keyboards that are plugged in later?

I have configured my keyboard layout by adding a call to setxkbmap to my .xinitrc. This works for my laptop's internal keyboard and for any external keyboard that is plugged in when the X server ...
3
votes
1answer
100 views

OpenBSD- ignoring a particular keypress

I am using a Lenovo Yoga and the screen always sends out some "keystrokes" to indicate its orientation or simply being open, I don't know. On Linux, I could ignore those keystrokes with setkeycodes ...
1
vote
0answers
78 views

Scrolling with mouse while right button held down

I'm trying to configure my mouse to push down a button (right), hold on and drag down/up on a page resulting in scrolling the page like I would do with the wheel. I found the following question/answer ...
1
vote
2answers
165 views

Using BASH to determine if X11 forwarding is enabled from SSH

After logging into a network via SSH, the network's default shell being used is BASH. It is then possible to run applications which utilize graphics only if X11 forwarding has been enabled which I ...
0
votes
1answer
22 views

X Forwarding over SSH when switching users [duplicate]

How do I forward X when switching users? I can ssh -X username@server.example.com and open GUIs just fine. However, then when I sudo su to root, the X11 forwarding seems to stop because the windows ...
1
vote
1answer
166 views

Why won't NVIDIA X Server Settings configuration save on reboot?

I'm on a 64-bit machine running Debian 8.2 "Jessie" with MATE Desktop Environment. I have a Geforce GTX 650ti video card. I'm logged in as a non-superuser account named "john." I open NVIDIA X ...
1
vote
0answers
15 views

How to set-up mac-like accents input on Linux? [duplicate]

When I hold a letter button on Mac, a pop-up appears asking if I'd like to enter an accented version of this letter (like é or ë for e). Can this be configured to work the same way on GNU/Linux?
3
votes
0answers
163 views

How can I remap mouse buttons to modifier keys?

I have a fairly standard Logitech M510 wireless mouse with the three regular buttons, forward and back buttons, and scrolling and sidescrolling. The forward and back buttons are worse than useless ...
1
vote
2answers
25 views

Keyboard misconfigured after resume from suspend-to-ram

I suspend to ram. Sometimes when I resume, some of the keys do not work. Some keys are reacting, but ALT-TAB for one is not. What can I do to ask the autodetection to retry configuring keyboard?
2
votes
1answer
408 views

How to Run a GUI Application on Remote Server's X11 Display via SSH

In this picture, on my virtual-machine I have Redhat running with an SSH server, and I'm remotely logged-in via SSH. I want to run gedit via SSH but have the gedit window open on the remote Redhat ...
1
vote
1answer
82 views

Which X Window system is installed on my server that would work with Xming

I would like to use Xming to connect a server and managed to get it to work. I am now trying to get it to connect to a different server but i am not sure which X Window system is installed. I tried it ...
1
vote
1answer
89 views

Run X11 only apps with custom font size and font style

How to run a X11 only app with user defined font size and font style ? Is it possible to run different X11 apps with different font size and style ? e.g. Run xclipboard with font FreeSans 14px and ...
0
votes
0answers
14 views

Examine application crash

Today I wanted to try out Visual Studio Code on my Gentoo machine. So I downloaded the x64 distribution zip file and started the application when suddenly X11 crashed and restarted. Unfortunately I ...
0
votes
0answers
17 views

Remove the hostname in the title bar when running a GUI over X

From a RHEL machine, I'm connecting to another using the following: ssh -X user@remotemachine I then run a GUI application. In the title bar of each window, the hostname is displayed. eg. ...
2
votes
0answers
62 views

Vim losing ability to copy to client clipoard over SSH

I have setup vim to be able to yank text from the server instance of vim to the clipboard on My client's operating system (through the SSH connection). The basic setup is Client side gnome-...
1
vote
1answer
91 views

How do I find out the window name of fullscreen internet content (eg Flash)?

--- The context --- I'm using Openbox to create a dedicated workspace/desktop for my browser -- the browser only opens on that workspace, and any other windows created on it get kicked onto a ...
4
votes
1answer
43 views

How do I prevent applications from starting with their windows maximized?

Some applications seem to be written the way they start maximized by default. I don't want this to happen ever. Is there a way to force disable this? There is a program called maximus that maximizes (...
5
votes
1answer
56 views

qt4 applications don't work in Xephyr

I am using Xephyr to run applications as another user, while being logged in as primary user. Most applications work fine in Xephyr, except qt4 based. Specifically: electrum ipython qtconsole ...
1
vote
0answers
44 views

multiple monitor setting - show only active monitor [closed]

I am using dual monitor along with my laptop. (laptop screen and another monitor attached to VGA port). Now, I have configured like secondary display(extended). Sometimes, I ended up closing active ...
1
vote
1answer
20 views

Change which key is primary and which secondary (need to hold Shift to access)

So I have a standard American (English) QWERTY keyboard and was wondering if there was a way I could have some keys act as if I were holding the shift key on them. The main keys I would like to do ...
3
votes
0answers
25 views

How to remap “dead_hook” in Emacs and Vim?

I would like to remap some common symbols like ( and ) to the base line of my keyboard combining Alt Gr with other keys like j or k. I can remap Alt Gr+k to ) because that combination prints ĸ. The ...
6
votes
3answers
740 views

Is it possible that X11 can be forwarded through a SSH tunnel

I communicate with the server via a ssh tunnel, configured via Putty. Recently, I'm trying to forward the X11 through it, but it doesn't work. Is there any one work this way? Searched with google,...
3
votes
1answer
47 views

launch virtual machine on remote computer with X forwarding

Is it possible to launch a virtual machine (using Virtual Box) on a remote machine and just forward the screen using X11 tunneling? I tried this from my remote host: $ssh user@myhost -X virtualbox ...
1
vote
0answers
58 views

How do I emulate a virtual keyboard with an arbitrary character set?

I am writing a couple applications that change how your keyboard works. (One that allows key-chording, and another that allows you to say syllables out loud to type individual characters.) The "...
3
votes
1answer
49 views

How to list all currently available compose key combinations?

Is there some way to inspect the state of X to get exactly and only a list of compose key shortcuts and what they map to, either as literal keys, for example: aa å 88 ∞ or as glyph names, for ...
2
votes
3answers
240 views

How to create lowercase pi (“π”) with compose key?

I'm pretty sure I used to be able to create lowercase pi characters using Composepi (as described on for example fsymbols.com), but it no longer works. My compose key works for other characters (like ...
2
votes
0answers
25 views

Make CapsLock switch between text input and navigation

I'd prefer CapsLock to switch between text and navigation modes rather than lowercase and uppercase modes, much like NumLock swaps numbers and navigation, on as low a level as possible. For example, ...
0
votes
1answer
762 views

xhost + is not working with Oracle installation

I am trying to install Oracle on Ubuntu 14.04. I have followed instructions and now I am trying to start the installation. However, I am facing problems. If I run ./runInstaller command with oracle ...
1
vote
0answers
36 views

How do I get a list of keys currently loaded with XKB?

I am writing an evdev-reliant daemon that needs to know the complete keyboard layout currently in use. Getting the properties of the current XKB layout is easy. You just use setxkbmap -query or ...
1
vote
0answers
79 views

Why is tmux opening a new terminal window?

When I start tmux in my i3 / termite / zsh environment the default pane with the zsh prompt inside it is launched in a seperate window instead of the window in which I started tmux. Additionally I ...