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6 views

HDMI plug/unplug external display issues with Laptop

I've got a Samsung laptop (archey reports "AMD E-450 APU with Radeon(tm) HD Graphics") from ca. 2010 that I'm essentially using mainly to run Kodi/XBMC hooked up to a TV via HDMI, running with Manjaro ...
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0answers
23 views

Pixelated display after run “sensors-detect”

I have a Lenovo y50-17 laptop with Mint linux installed. I started by doing sensors-detect, which I've done on computers in the past. I know I should have stuck with the defaults, but I didn't. ...
1
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0answers
18 views

xrandr issue when panning second monitor

I'm using Linux Mint Cinnamon on a macbook (with HiDPI display), the primary monitor looks great but the second one (which is not an HiDPI monitor) is terrible... by using xrandr I forced it to scale ...
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votes
1answer
14 views

How to cycle displays in Mate desktop?

On the Arch-based Antergos Linux, initially Gnome Shell desktop, I have installed Mate on a laptop that normally (in Windows, OpenSuse, Ubuntu) has a dedicated key to switch between displays, which ...
2
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1answer
26 views

How to change the DISPLAY that an X application is running on (in Linux)?

I know that I can specify what display an X client runs on with a command like gedit --display :0 in Linux. I want to move an application to a different display after it has started. How can I do ...
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1answer
86 views

xhost: unable to open display; not able to run oracle GUI runInstaller [closed]

Getting following error during run of installation: dm01dbadm02.cdsiexa.net:oracle:/dev/shm/GGEXTR/fbo_ggs_Linux_x64_shiphome/Disk1 >ls install response runInstaller stage ...
1
vote
1answer
22 views

Permanently magnify the content displayed in Firefox

I'm using Linux Mint 17.1 MATE. On of the users of the computer have troubles with eyesight and seeing very small text. I increased the DPI of the whole text in RMB > Change Desktop Background > ...
2
votes
1answer
35 views

Turning off part of a monitor

I'm trying to disable the right third of my monitor, since it's broken. I can get less to be displayed using xrandr, but the monitor will then center the displayed stuff, so that's not quite what I ...
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3answers
48 views

Change display output with xrandr?

My roommate has a really old 1280x1024 VGA display that the driver sets to 1600x1200 by default and it causes it to display a message saying it can't display the input. I can ctrl+alt+f1 and use ...
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0answers
45 views

Running Elementary OS on MacBookPro10,1, get random resolution changes

I recently installed Elementary OS (Ubuntu-based) and every now and then my resolution drops down to a super small size that messes with my mouse-tracking and pretty much makes any application ...
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0answers
83 views

Display on ElemtaryOS with an X1 ThinkPad

My Setup is a Thinkpad X1 2nd Generation (Europe) 20A.. Product ID. Resolution 2560x1440. I have installed ElementaryOS 0.3 (Freya). My problem is now, when I connect a display via the Mini ...
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0answers
36 views

How to diagnose display issues in linux?

I have recently upgraded my system to Debian Jessie (testing) and everything went smoothly, except the occasional distortion when the screen is updating. When a part of the screen needs to update, ...
1
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0answers
27 views

2 monitors on GPU, 1 monitor on integrated graphics

I am on linux mint 17.1 cinnamon. Here is my xorg.conf: http://pastebin.com/6xCncZJ5 I can move my mouse around on the 3 monitors but can not drag the windows over the borders. Cinnamon is running in ...
1
vote
1answer
88 views

How to setup DISPLAY to run a Java JAR Swing Executable from Init.d

I need to run a Java JAR Swing GUI executable in a Raspbian Wheezy Debian distribution inside an ARM device during boot time. I am following this as reference with myapp,myapp-start.sh and ...
0
votes
4answers
115 views

Is there a Linux graphics program that displays man commands in a browser?

Is there a Linux graphics program that displays man commands in a browser? I need a program that allows me to display all man commands in a browser, or in some graphics program, so that they can be ...
0
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0answers
12 views

GDM UI screen update is jittery with Kernel 3.4 with N2600 ATOM processor

This is in continuation to my earlier post : Upgrading guidance for Cedarview driver in Debian 6 - 2.6.32 I recently updated my kernel from 2.6 to 3.4 (Just for making N2600 chipset detect my ...
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0answers
13 views

In gdb i can print a struct but not display it

When i display a struct gdb returns nothing but if i print the same thing it returns values nicely. Is there a way to have gdb display what it can print or are there restrictions about structures? ...
11
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2answers
834 views

What is DISPLAY=:0?

What is DISPLAY=:0 and what does it mean? It isn't a command, is it? (gnome-panel is a command.) DISPLAY=:0 gnome-panel
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0answers
17 views

oxmplayer is on top and blocking every other GUI application

I want to display notifications popups(osd_cat) on my screen while running oxmplayer but it seems that the latter is on top of everything and doesn't allow the notification to appear. I run the ...
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0answers
59 views

Which Linux Kernel supports a Thunderbolt display port in a PC laptop?

I recently got a PC laptop with a Thunderbolt display. I would like to install Linux but which Kernel version can support a Thunderbolt display?
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0answers
38 views

Controlling multiple displays with debian

I have installed DEBIAN 7.8 in N2600 board. "http://www.jetway.com.tw/ru/ipcboard_view.asp?productid=939&proname=NF9C-2600/2800" . On the installed system, we were trying to connect multiple ...
0
votes
2answers
36 views

How display a text for users in the entire screen

I want to display a text above the user screen(as an upper layer). I know that there is solutions like xmessages that could display the text in a box, But need it to be displayed without a box on the ...
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0answers
285 views

Bad resolution (max 1024x768) ElementaryOS (Ubuntu)

I installed Ubuntu (Elementary OS) a week ago and the resolution was always max 1024x768, but I want 1920x1080. I have searched in the internet for solutions, but I didn't find working ones. I tried ...
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0answers
105 views

Monitor shown as 16:10 instead of 16:9

I am using Linux Mint 17.1 Cinnamon on a Dell Latitude E6540 with a Dell U2713hm monitor, the displays are not mirrored, and arranged next to each other. The monitor has an aspect ratio of 16:9, ...
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0answers
39 views

Best way to connect to all X displays

In a C or C++ program, what is the best way to connect to all X displays on a computer? I would like to check the X idle time of each display, to determine whether the computer is idle across all ...
0
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0answers
35 views

GPU Memory Consumption when acting as graphics driver

I wonder what factors contribute to memory consumption of a GPU card that is used solely for graphics (say, with Ubuntu linux desktop). I assume the connected displays combined resolution, times pixel ...
2
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2answers
219 views

Do high-DPI screens play nicely with tiling window managers?

I'm currently using a 15" laptop which has a moderate resolution (1920x1080). The other day, I spent some time with a friend who owns a Macbook Pro Retina. Just looking at the screen made my eyes ...
3
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0answers
30 views

How to loop over display numbers in .xprofile?

Is there a simple command to get all the display numbers (and only the display numbers) connected to the computer? The use case is that I'd like to have separate colour profiles ...
1
vote
1answer
90 views

GUI running without $XAUTHORITY being defined, but not for root

I'm using CentOS 6, with Xfce as a desktop environment and have switched to xdm from gdm as a display manager. However, after making this change, I am observing a very strange oddity: graphical ...
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0answers
14 views

Transparent windows after forced reboot

I was playing on ZSNES, and after about 45 minutes the game froze. The computer did not react on anything except pressing the off switch and so forcing it to turn off. When I started it, right after, ...
1
vote
1answer
72 views

How to change the default driver used for an external screen

I'm having trouble setting up an external DisplayLink screen in Fedora 20. I've found someone who seems to be having exactly the same problem as me and his solution: If you are using "displaylink" ...
1
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0answers
60 views

Minimizing display lag. Graphics software stack? Process priority? RTOS?

I am looking to come up with a setup to minimize display lag for psycophysics and electrophysiological reaction time experiments. I'm not talking about costly graphics computations on every frame, ...
1
vote
1answer
169 views

Run an X11 program under Cygwin

How do I set the appropriate DISPLAY environment variable? I try to launch idle in cygwin using the following command: idle ...and I get a display error: _tkinter.TclError: no display name and ...
1
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0answers
120 views

Dual displays, one fixed, one spinning (CentOS 7)

I have 2 monitors and would like to have my setup like this: Monitor = fixed desktop (only 1) Monitor = dynamic, spinning desktop (1+) It was working like this at the beginning but somehow I ...
1
vote
1answer
176 views

Blank matlab code tooltips in Gnome 3, Debian Jessie

In the picture is shown what works and what doesnt work (also doesnt work for warning descriptions in the code). Current version Gnome 3.14.1. I tried to change window style settings with ...
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0answers
164 views

How to make switching virtual terminals instant?

I've configured kdm (editing /usr/share/config/kdm/kdmrc) to automatically open two displays: StaticServers=:0,:1. When I switch between them with Ctrl+Alt+F7-8 there is a delay of about 2 seconds ...
0
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1answer
477 views

Installing netbeans on Scientific Linux- NoClassDefFoundError thrown from the UncaughtExceptionHandler in thread “main”

I'm installing netbeans 8.0.1 on Scientific Linux. I have executed the installer .sh but I get the error: java.lang.NoClassDefFoundError thrown from the UncaughtExceptionHandler in thread "main" ...
2
votes
1answer
81 views

How to determine which displays are enabled/disabled

I am able to enable or disable my LVDS display using xrandr --output LVDS --auto xrandr --output LVDS --off respectively, but how can I programmatically determine whether the display is enabled? ...
1
vote
1answer
43 views

Is possible to change X server without kill client? [duplicate]

My usecase: User opertes on Server1 station. He can use ssh or whatever to connect with Remote Station and start some application on it and display it on his station (Server1). Now user has to change ...
4
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0answers
656 views

Google Hangouts with dual monitor and GNOME Shell

I have a laptop with a built-in screen and an attached monitor. When I start a Google's video Hangout and share my desktop, I would like to be able to share only the attached screen, but I don't know ...
3
votes
0answers
113 views

Prevent dom0 IGP from being VGA-passed-through to HVM host with Xen4.4

Usually people want to VGA-passthrough their IGP, and there are a lot of documentation out there. However I don't want my IGP passed-through to the domU as it serves my dom0, only my secondary card ...
0
votes
1answer
818 views

unable to open X server with ImageMagick Mac osx

I am trying to display an image using the following: Display someimage.jpeg It returns this: display: unable to open X server `' @ error/display.c/DisplayImageCommand/426. I have been looking at ...
0
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0answers
47 views

Driver install fixes gnome on old laptop but Ice Weasel hangs the desktop

I installed Wheezy on an old laptop with a Quadro4 go700 video card in it. Gnome did not like it and the display was corrupted. Therefore, I disabled the Nouveau driver, downloaded the Nvidia Linux ...
0
votes
1answer
62 views

how to detect what DISPLAY is active/has input focus?

Is there some command (or trick) to detect what DISPLAY is active? I mean active in a sense that it will "eat" all key strokes, and mouse clicks and moves; so it has the input focus. I mean also for ...
2
votes
0answers
87 views

Configuring Linux Second Monitor

I have two identical monitors (Compaq CQ1859s, 1366x768). I just installed Ubuntu onto the computer with which these monitors are being used. Upon installation, one of the monitors had its type ...
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0answers
76 views

Cube not working in Fedora 20 KDE

When I switch desktops on my Fedora 20 system, with the "desktop cube" it doesn't work. Instead of showing the cube effect, it displays briefly LibreOffice with an open document which I closed 10 ...
2
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0answers
139 views

How can I set up an offbrand display link (Trulink) to work with arch linux?

I recently bought a USB to DVI adapter and it works great in Windows. However, I wanted to use it on Arch since that's where I do most of my work. Unfortunately it doesn't work. I've installed all ...
1
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1answer
317 views

Screen stretching on Mint Cinnamon after hard reboot

I've been running 64-bit Linux Mint Cinnamon for a couple of years now on my current hardware. I upgraded to Qiana a month ago and hadn't had any problems with it. This morning my machine locked up ...
1
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0answers
369 views

xrandr-mediated correction of VGA overscan on external computer monitor

When I employ an external monitor (Dell E207WFP) as the display device for my laptop computer, about 10 pixels are truncated from the left edge of the screen, which I believe is a consequence of a ...
1
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0answers
169 views

DisplayLink monitor alongside Intel

I have a USB DisplayLink device that I've been able to get working with a custom Xorg configuration file. I'm running Ubuntu 12.04 amd64 with the X server from saucy as a result of installing the ...