Video and resolution shown by the monitor. Do NOT use this tag for GNU SCREEN.

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2 views

lock screen user with direct access

I have just installed Ubuntu 14.04 LTS and created an user with direct access ( i.e. no password needed to log-in). But after 5 minutes idle, the screen lock appears and asks for a password to ...
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1answer
127 views

Installing NVIDIA driver on Kubuntu 15.04 causes a bad screen resolution

I have a fresh install of Kubuntu 15.04. Before installing 15.04 I used Ubuntu 14.10 with the latest NVIDIA drivers. With that version I had no problems with the graphic card (screen resolution). Btw. ...
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44 views

NVIDIA drivers cause screen flickering (Ubuntu 15.04) (Dell Inspiron 15-3542)

Installing NVIDIA drivers (340.76 proprietary or tested) from Additional Drivers causes screen flicker and doesn't go into the GUI. To be clear, laptop has Dual Graphics (NVIDIA GeForce 820M and Intel ...
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1answer
21 views

Output of xrandr shows 1024x768+1366+0; what does it mean and can I change it?

$ xrandr VGA1 connected 1024x768+1366+0 (normal left inverted right x axis y axis) 0mm x 0mm I don't understand what the number 1366 in 1024x768+1366+0 represents. Can I change its value?
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12 views

No video on built-in display after installing 14.04

I just installed Ubuntu 14.04 on my Asus N53TA notebook, but after the first reboot I got no video on the built-in display, although through the hdmi port everything works fine. If I change the ...
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2answers
22 views

Some times when i close the lid of my laptop I get black screen

I bought a LENOVO G50-70 59-440027 laptop. some times I close the lid and when I open it up again I get black screen and the only way to see my screen is to power cycle the laptop.
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1answer
15 views

Blank Screen after update of Graphics driver

I get a blank screen after updating my graphics driver. wireless indication is on and working but screen is blank and i cant do anything. Ubuntu 14.04
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25 views

How do I stop the lock screen from dimming to black?

I've spent a ton of time searching for this on Google, and I still can't seem to find it. Please read fully before answering, because the majority of the answers I'm finding are about preventing ...
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0answers
13 views

ubuntu 14.02 lts never boots the same way and same number of screens

It is crazy, my ubuntu 14.02 LTS never starts the same way,,,,in a such a way, It seems it is teasing me on purpose lol. I have a dual boot on 2 separate hard drives. At starting, it asks which OS we ...
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0answers
9 views

Desktop is black after choosing laptop appearance off

I went to the appearance laptop and chose laptop off then the screen went black instantly. Ever since it doesn't want to show anything,always black but it switches on properly. How can i reverse the ...
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0answers
33 views

Dark and black colors on screen have fuzzy 'noise'

The closest thing to this problem I can find is Fuzzy static noise on screen, but that is not the same problem I am having. I'm running Ubuntu 15.04 on an Asus G750JW laptop. I have installed the ...
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20 views

Problem with my screen and brightness buttons don't work

I have problem on my laptop and my screen was pixelated althroughout when i turn on my laptop. and also the brightness don't work at the same time. any suggestions?
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0answers
9 views

Monitor dimming inconsistently

Occasionally the screen dims and also turn back normal on it's own even though I have disabled "dim screen when inactive" and have set "Blank screen" to "never" in power options. Moreover, the system ...
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2answers
60 views

Some dialog boxes are bigger than screen/display

I have an embedded board with Ubuntu 12.04 LTS GNOME 3.4.1. With this board I am using LCD display 800x480 and HID resistive touchscreen. Everything works fine but I have a problem with some dialog ...
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2answers
47 views

Running a command in screen daemon mode

I am trying to run a command in screen mode using the command screen -dmS screen_name sed -i 's/a/b/'g some-file.txt Nothing happens. When I put the same command in a script and run the command: ...
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0answers
3 views

after few moments of logging into ubuntu screen turns to random flashing colors

Today I was running a speed test and all of a sudden my screen turns into nothing but a rainbow of flashing colors. I restarted the computer and it loaded ubuntu I logged in and a few moments later, ...
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0answers
16 views

Screen resolution not recongized, drivers not working

For no apparent reason after restarting my laptop the screen resolution which was a native 1920x1080p on my Samsung Syncmaster went down to 1400x1050p. I checked "Displays" in my system settings and ...
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2answers
145 views

Laptop screen goes blank

My laptop screen goes blank (everything else responsive otherwise) after a random number of seconds (of active use, not idle) of booting the OS. I've noted, everything is fine after fresh ...
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0answers
35 views

White lines flashing on screen after sleep mode

I have a strange problem occurring on my laptop screen. As soon as I have exited sleep mode a white flickering horizontal line maybe 1 or 2 pixels broad appears at the top of the screen. I am using ...
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0answers
6 views

Screen refresh problems in 14LTS

I have problems on refreshing screen on ubuntu 14LTS under virtualbox. For example selection in emacs is not connex... or chromium screen has discontinuity in the midlle, deseppearing only after ...
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0answers
13 views

Black screen after reboot

We're using VirtualBox 4.2.28 and Ubuntu14.04 on Windows 8(.1) Just after the PC restarted when I did not see it, the windows of Ubuntu from the normal mode access completely became a black screen. ...
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35 views

What is a good Ubuntu application for adjusting the screen colour balance and contrast?

It seems that the screen of my Samsung Series 7 Chronos laptop has a weird white glare. (try seeing how the pdf file on the Overleaf website looks like!) I installed "redshift" but that is just ...
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0answers
13 views

Screen distortion after installation

I installed the ubuntu-14.04.2-desktop-i386 without encryption and it boots up, but the screen is very pixeled, especially at the bottom and it is totally non-functional. It looks like this: What ...
6
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1answer
174 views

How do I set screen resolution for a specific program?

I'm using Ubuntu 14.04 and I wish to force a specific program to run at a predetermined screen resolution and have the screen return to my default resolution after closing the program. The program is ...
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1answer
37 views

Ubuntu Gnome: Disable second screen by default

I have an Nvidia GTX 670 with a 22' Samsung Monitor and a 40' Sony HDTV. My problem is every time I log in Ubuntu, I have to manually disable the TV (I use Ubuntu mainly for programming and surfing ...
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1answer
18 views

Creating a virtual video device, processing signal and redirecting it to physical output on Ubuntu 14.04

In Ubuntu 14.4, I need to apply some video processing to the whole screen for a project I'm working on. I want to do the following: Create a virtual video output that Ubuntu detects as a second ...
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7 views

Gnome Onscreen Keyboard Help for Gnome 3 and up

Hello i am making a distribution of Gnome-Ubuntu and ran in to a issue, when i use the on screen key board, or use onboard on screen keyboard to type in the password it forces me to use the physical ...
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0answers
45 views

Ubuntu screen freezes but still works in the background

I have updated ubuntu on my laptop from Ubuntu 13 something to Ubuntu 14.04. Now it does this thing where the screen freezes but I can still hear music in the back ground. When I do ctrl-alt-f2 and ...
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0answers
13 views

Black screen flickering after installing Cairo Dock

I installed Cairo Dock from the repository/PPA. The problem i'm facing is that after a minute or two of inactivity, the system monitor flickers a black screen, sometimes the black screen stays and I ...
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1answer
35 views

How can I execute a script on screen change?

Context: I have one large monitor, a desktop and a laptop. I use the large monitor and a HDMI switch when I'm at home. This give synergy a problem in that it doesn't recognize parts of the screen if ...
0
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1answer
32 views

Screen resolution too low on Dell e7240

I purchased a Dell Latitude e7240 with Ubuntu 12.04. In system settings, the highest proposed resolution is 1366x768, which is well below my expectations. I could not find any way to get an higher ...
2
votes
1answer
49 views

cannot exec 'anything' : no such file or directory screen

I’m running some call of duty game servers with screen. I have a start.sh: #!/bin/bash user=cabe game=cod verision=cod1.5 server=xxx.xx.xxx:28970 mod= ip=xxx.xx.xxx port=28970 punkbuster=1 ...
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1answer
24 views

Screen went blank (black)

I have been using Ubuntu 14.04 LTS for 2 weeks now. I did browsing using Firefox or Chrome then suddenly screen went blank. I tried to press any keys, but none worked. Thus I needed to press Power key ...
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1answer
33 views

Display again the first screen after installation 14.04LTS [duplicate]

After installing Ubuntu 14.04LTS, I was greeted with a screen that I was afraid I would never see again after closing it, so I took a picture of it with a camera: The question is: How can I ...
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56 views

Trying to screen record on Ubuntu trusty 14.04 while using chromebook

I am using an Acer Chromebook 11 that i installed Ubuntu trusty 14.04 LTS using crouton. I wish to be able to screen-cast on Ubuntu and i am attempting to use Kazam screen recorder from the Ubuntu ...
0
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1answer
27 views

Run a multi-line script in Screen

I want to run this script in a screen: #!/bin/bash while true do java -server -Xms2G -Xmx2G -jar craftbukkit.jar echo "If you want to completely stop the server process now, press Ctrl+C ...
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1answer
35 views

Check if a screen is active and then display countdown

#!/bin/bash DATE=$(date +"%m-%d-%Y") Backup_from="/home/mc/server/prison/" Backup_to="/home/mc/backups/PRISON-$DATE.tar" echo "Starting backup of $Backup_from to $Backup_to" screen -dmS backup tar ...
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1answer
73 views

Ubuntu 14.04 detects my monitor as a built in display

I just started using Linux and I literally know nothing about it. The current resolution is at 1024x768 and the other option is to change it to 800x 600. My monitor is 1920x1080. It also detects my ...
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14 views

unable to get ubuntu login screen on my hp pavilion

Just a while ago, I have installed ubuntu 14.10 along side windows 8. But after everything is done .. I tried restarting my laptop but I am not getting any ubuntu screen to log in to it. As usual i am ...
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0answers
17 views

Pixelated display

I have installed lm-sensors on my Lenovo Y50 and when I ran sensors-detect during the last detection my screen flashed and became pixelated (the best description I can imagine, it kinda looks like crt ...
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0answers
19 views

Machine rebooting when running process in screen/tmux

For the past couple of days, I've been running some CPU and memory intensive processes on a remote machine running Ubuntu 14.04. Here is the interesting bit: when I run a process on a regular SSH ...
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0answers
42 views

Gnome 3.12 brightness does not work

In Gnome 3.12 the brightness slider in the user menu does not work, My video card is an Nvidia GeForce 210 with two monitor connected. I searched for a solution using Google to no avail. Anyone have ...
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1answer
64 views

Swap windows between screens in dual screen mode

I have a laptop and a 27 inch monitor. I have Qt running on one monitor and Pycharm on the other. Is there a way to make a key combination to swap all the windows between both screens. The reason is ...
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1answer
23 views

Sending commands to detached screen doesn't work

I'm attempting to create a detached screen and then send it a command, but this doesn't seem to be working. If I enter the following commands: $ screen -ls No Sockets found in ...
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0answers
9 views

No display on monitor

I am facing a problem with my graphic card, in the beginning when i purchased the card and as i installed in my pc it was working perfectly, but now after few months i have again installed the card in ...
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0answers
15 views

pixel rows in display being shifted horizontally

on my local and extended displays for my laptop running ubuntu 14.10, random rows of pixels will shift left or right. The computer will boot and be fine for a while, but as soon as you start doing ...
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0answers
133 views

Ubuntu 14.04 64 bit screen tearing

Hardware: NVidia GTX 780 I7 4770k 16 gb RAM 1x 128gb SSD + 2tb HDD + 1tb HDD Software: Ubuntu 14.04 64 bit. Latest NVidia Driver. Issue: Whenever I watch a youtube video or a movie(Sometimes ...
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1answer
59 views

Is there a software for writing anywhere on the system with a pen/stylus on the touchscreen?

I'd like to write on top of my PDFs used for making presentations on my laptop with touchscreen. I do not need to save what I write, but I would like to circle or underline things, possibly write some ...
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1answer
28 views

How to enlarge the tty window in Ubuntu server 14 under vmware player?

I'm running a headless server under vmware and the tty window is too small, maybe 800x600. I have installed the vmware tools, but the tools seems to have bugs, so the full screen mode seems buggy ...
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27 views

Screen turns off immediately after X starts

Yesterday I disconnected my HDMI monitor, and connected to another monitor while the system was running. The resolution was now too high for the new monitor (1280x720 monitor was showing the 1920x1080 ...