All Questions

-2
votes
1answer
17 views

The regulars expressions doesn't run to the terminal

I am doing work, and they ask that in a directory and their subfolders it shows me all the files with png extension. For it, I use the command ls -R *.png The command is well, but it doesn't read me ...
0
votes
0answers
2 views

Undo bcdset set from uefi or ubuntu

I'm trying to install ubuntu in dual boot along with windows 10. I have two hard disks. Windows is already installed in disk0. Then I installed ubuntu 18.04 LTS in disk0 after windows. Both were ...
0
votes
2answers
351 views

System freezes when trying to install Linux Ubuntu 18.04 LTS

My Dell Inspiron Gaming 7567 freezes when trying to install Ubuntu 18.04 LTS. Downloaded from the website, used rufus to burn the ISO into my 16GB Cruiser Glide USB stick, while following all the ...
0
votes
0answers
6 views

Error while deleting folder

I have a question about deleting a folder on Ubuntu 18.04 TLS. Why can't I delete this folder? I have tried to delete with command rm -fr but it didn't work.
0
votes
0answers
5 views

Ubuntu 16.04: Failed to start Light Display Manager

I am running ubuntu 16.04 on virtualbox 6.0. The hosting system is windows 10. Before everything started to fail, I´ve had installed virtualbox 5.2.2. After that, there appeared a dialog inside of ...
0
votes
0answers
3 views

Virtualbox Permissions

I have found a issue which I have not noticed before maybe this is new in Ubuntu 18. My virtual machines when they are created they are done so by script and the script sets permissions to be root|...
0
votes
0answers
5 views

Cannot install ubuntu on my laptop(dualboot)

last week i installed ubuntu 18.4(LTS) successfuly, played with some stuff and then went to sleep, the day after, it wont boot up(would constantly show up lines that i could not read because it went ...
1
vote
1answer
4k views

12.04 Server Multiple IP Addresses with Multiple Interfaces

I'm running Ubuntu 12.04 Server on VirtualBox. I'm trying to setup two interfaces with static IP addresses. If I only attach one network interface then eth0 works fine, but once I attach my second ...
0
votes
0answers
28 views

Month and Week names are lower case [duplicate]

"Dates & Times" for Brazil are lower case while other locations it is title case. I am using Ubuntu 18.04. Where should I report this issue? I still don't have an answer. Many languages have ...
0
votes
0answers
3 views

18.04 server - hangs by reboot and shutdown

I have server on hp compaq nc 6320. It was working ok about 1 month until i get yesterday problem with reboot (it hangs i cant do nothing) Works only -f But that is not a good solution. I have tried ...
3
votes
1answer
129 views

Keyboard Layout indicator doesn't display current layout in Ubuntu 18.04 (empty drop down box)

I see an empty drop down box where the language code of the current keyboard layout should be. To reproduce the bug: Lock screen or log out and log in again. I also get the same behavior on the lock ...
0
votes
0answers
10 views

How can I run detached command with sudo over ssh?

I want to run some script through ssh and detach it, so it run even after ssh session is closed. I need to do this with sudo. I can run some script but I am not able to detach it. I tried following ...
0
votes
1answer
11 views

Why does it show in the unknown hardware list?

I installed nvidia driver with the following tutorial https://linuxconfig.org/how-to-install-the-nvidia-drivers-on-ubuntu-18-10-cosmic-cuttlefish-linux. The installation was successful but when I ...
0
votes
1answer
72 views

Adding new key still throws error how to remove sub apt-key

Installing the yarn package manager from its instruction I did add its key and some weeks ago the key was expired. so I did the apt-key add again. but still on sudo apt update I get the warning: W: ...
302
votes
8answers
277k views

How can I install just security updates from the command line?

sudo apt-get upgrade installs all updates, not just security updates. I know that I can use Update Manager to select only important security updates, but is there a way to do this from the command ...
1
vote
1answer
13 views

AnyDesk stuck on the client computer Ubuntu 18.04

I am running the newest version of Anydesk 4.1 for Ubuntu 18.04 on both client and host sides. Very often, my Anydesk stucks (freeze) on the client computer. For example, when I type something outside ...
0
votes
0answers
7 views

Disable thumbnail preview on file upload menu

I want to disable thumbnail when i press "upload a file" on browser. I tried to remove the package tumbler, but it still showing the picture.
0
votes
0answers
8 views

Ubuntu 16.04 no display at all with caps lock light blinking

I have dual boot system with ubuntu 16.04 and windows 10. Everything was working fine, last night I was using ubuntu and I shutdown the system, while it was shutting down I closed the lid. Now when ...
0
votes
1answer
9 views

How to install gcj on Ubuntu 16.04

I received the following results of sudo apt-get install gcj in Ubuntu 16.04. $ sudo apt-get install gcj Reading package lists... Done Building dependency tree Reading state information... ...
0
votes
2answers
213 views

Ubuntu 17.10, PlayOnLinux, Wine v2.22, Office 2010, p11-kit: couldn't load module

Under Ubuntu 17.10, I have had Office 2010 running on PlayOnLinux, Wine v2.22, for some months. Out of nowhere this morning – I probably haven’t tried to open it for a week or so – I get the following ...
1
vote
0answers
8 views

How to Compile A Repo In Ubuntu

It's a GitHub repo. I downloaded its source code and modified it. I know how to static compile it with cmake. but when I copy executable file to my another ubuntu machine and run it gives an error. I ...
0
votes
0answers
10 views

How to specify a MAAS Pod storage pool as a Juju charm constraint?

I have configured a Pod on a MAAS 2.5 using Virsh. This machine (Pod) has 2 storage pools, SSD and SAS. I can see them both in MAAS Pod screen but there is no way to tag them (after commissioning). ...
1
vote
1answer
216 views

Microsoft_Office Customize installation on Ubuntu 18.04.1 LTS with PlayonLinux failed

Hello, guys how are you? I am trying to install office in my ubuntu. I managed with success to install all the necessary components and I configure the right versions of wine to work together with ...
4
votes
2answers
7k views

How do I run commands as a non-root user in a script started with root permissions?

The problem In a bash script, I am using the command... sudo -u node bash .. to switch from root to a non-sudo user, and this is failing. The context I am writing a provision.sh script for Vagrant, ...
0
votes
0answers
5 views

system load monitor as default view in console

Is there a way to have any system load monitor program (say for example, htop or top) as a permanent view after a server boots up automatically. I am talking about console Ctrl + Alt + F2 mode. Of ...
45
votes
10answers
180k views

Get rid of 0.5s latency when playing audio over Bluetooth with A2DP

As described in the title I experience a half a second delay when playing audio over Bluetooth with A2DP. This makes watching movies not possible as the sound is not synchronised with the video. I'm ...
0
votes
0answers
10 views

Unable to locate package winehq-stable?

I ran these commands. sudo dpkg --add-architecture i386 wget -nc https://dl.winehq.org/wine-builds/Release.key sudo apt-key add Release.key sudo apt-add-repository https://dl.winehq.org/wine-builds/...
0
votes
1answer
11 views

How to boot computer without acpi=off

I recently bought an gaming laptop (the Gigabyte Sabre 15) with an Nvidia geforce gtx 1050. I had trouble with the graphic card during the installation of ubuntu and I had to boot with acpi=off. Now ...
2
votes
1answer
275 views

FILE extension changing while copying from Ubuntu to windows

I downloaded data in Ubuntu which has an extension .text/plain bit when I copied it to my Windows 10 through USB the file extension is changed to '.file'. What should I do now to open it?
0
votes
1answer
4k views

Can't install SMITE on ubuntu 14.04, Help?

I am fairly new to Ubuntu 14.04 (I am loving it so far) and I want to install some windows games on my PC. I managed to install Minecraft and LoL, but I can't install SMITE. I tried using the ...
0
votes
0answers
29 views

GRUB 2 is evil and how to reverse it?

My system is broken. It is a grub problem. A broken GRUB prevents any Live disk from loading. I bought a completely new HDD which I initialized in Windows 7 with the broken GRUB. I then ...
0
votes
0answers
6 views

Rotate tabs in Ubuntu Core-based kiosk

I have followed the instructions on https://tutorials.ubuntu.com/tutorial/ubuntu-web-kiosk#0 to create a web kiosk using Ubuntu Core. I have set up the kiosk so that it shows two different tabs as ...
0
votes
0answers
6 views

JabRef won't open

I've tried installing JabRef via the Ubuntu Software GUI (18.04). There are two jabref's listed in there: "jabref" (says Version 4.2-dev) and "JabRef" (Version 3.8.2+ds-3). "JabRef" opens fine and ...
0
votes
0answers
8 views

Ethernet driver for Raspberry Pi 3 B+

I recently got a few RPi 3B+ devices and I'm trying to install Ubuntu 18.04 on them. I followed the instructions below and got the device booting into the installer without any issues: https://wiki....
3
votes
2answers
9k views

Unable to install php-mbstring

I am attempting to install php-mbstring on a Ubuntu 18.04 server which already has apache2, php and mariadb installed. I have tried with the following sequence of commands: jonathan@samuel:~$ sudo ...
4
votes
3answers
3k views

How to make zenity “transient parent” warning disappear permanently

Zenity annoys me by always displaying the warning in terminal: Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged. Apparently I'm not the only one: linuxquestions.org - ...
0
votes
0answers
13 views

Ubuntu 18.04.1 dual sound cards, can't get working

Installed Ubuntu 18.04.1 all works well, but need to get dual sound cards working. Installed paprefs. checked box on module for dual output. in sound I see new virtual card with dual output, but only ...
14
votes
5answers
22k views

How to install termite

I'm using openbox on UbuntuGnome .. if that helps. So I reviewed the documentation located here: https://wiki.archlinux.org/index.php/Termite and I can't figure out how to install it. I'm very ...
0
votes
0answers
31 views

Failing to install mclust R package on Ubuntu 16.04

I am unable to install "mclust" R package on my Ubuntu 16.04. I have a following issue: > install.packages("mclust") >Installing package into ‘/home/ivan/R/x86_64-pc-linux-gnu-library/3.4’ >...
6
votes
2answers
153 views

SSH Server stops working after reboot, caused by missing /var/run/sshd

My VPS wasn't rebooted for about 3 months. It is hosted on a server with OpenVZ virtualization type and the operating system is Ubuntu 16.04. For some reason, I rebooted the VPS and after that, I ...
0
votes
0answers
5 views

KDE Plasma4 desktop PPA for current LTS?

I'm still on KUbuntu 14.04LTS but with a considerable number of personal upgrades including Qt4, kdelibs4, kdepim4 (and plenty of other packages through my own PPAs) and the kernel (local build). I ...
0
votes
0answers
23 views

I am not able to reset my Ubuntu adminstrative password [duplicate]

I've tried to reset my Ubuntu password which I've completely forgotten. I've followed the same instruction as you have explained in one of your thread. But the problem is that when I just go to ...
0
votes
0answers
4 views

vmwgfx error in kernel log on Ubuntu 16.04

This is my kernel log. Near end you see: [ 24.927057] WARNING: CPU: 0 PID: 376 at /build/linux-bKdGSR/linux-4.4.0/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c:301 I found it when I investigated my ...
0
votes
0answers
9 views

IP forwarding not working

i managed to share my mobile broadband to my router with the instructions here, so i can have it on Wifi. but it only worked for two days, i don't know what happened but it seems the IP forwarding is ...
0
votes
0answers
20 views

Ubuntu 18.04 add to input source not working, what am I doing wrong?

In "Language and Region", the Language is "English" and formats is set to "Australia". I tried to add "French" to input sources - it displays "French" but pressing "Add" is not working.
39
votes
3answers
19k views

How do I enable fancy apt colours and progress bars?

I've heard that apt has a new fancy colour and progress bar feature, but that I have to manually enable it. How do I do this?
1
vote
1answer
36 views

Is there a way to shut off the hard drive when running the live USB stick with Bionic Beaver?

I just got Bionic Beaver on a USB stick to see if my old single core 750M RAM system could support it and so far quite happy. Now I'm trying to make a new USB stick using the updated code on the ...
0
votes
0answers
4 views

One fan turning while both are good

I am on Ubuntu 18.04.1 LTS, both fans of my Samsung series 9 laptop are OK evident from the fact that they turn on during boot. After the boot one of the fans does not rotate however the load is. The ...
0
votes
0answers
8 views

Can't use drivers for NVIDIA for my notebook

Six month ago all be fine...I have a NVidia GeForce MX150 video card in my notebook running Ubuntu 18.04,in "Additional drivers" i choose 415 version, my settings in grub GRUB_CMDLINE_LINUX_DEFAULT="...
0
votes
0answers
9 views

Transparent lock screen with Ubuntu Core (mir-kiosk)

I have followed the instructions on https://tutorials.ubuntu.com/tutorial/ubuntu-web-kiosk#0 to create a web kiosk using Ubuntu Core. While I can just unplug the keyboard and mouse, that does not ...

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