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Questions tagged [ubuntu]

Free, open-source operating system based on Debian GNU/Linux. Ubuntu questions are on topic here, but if you prefer an Ubuntu-only audience there is Ask Ubuntu (http://askubuntu.com/).

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How do I run cinnamon in Ubuntu?

Is there a way to change the desktop environment of Ubuntu to cinnamon? I only have gnome on this computer. I am using ubuntu 18.04.
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Brother MFC-L2700DW does not print from Ubuntu 16.4 LTS

I have a Brother MFC-L2700DW. I am trying to set it up on my Linux Ubuntu 16.4. I have installed the driver, and the printer appears in settings. It is also connected via my wireless router, and I can ...
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6 views

windows 8.1 doesn't show in grub dualboot ubuntu/windows

So i installed ubuntu(18.10 )to be in a dual boot with windows 8.1(previously installed around 2016), but now windows does not show in grub. The partition is still there and i can access the files ...
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How to use <Alt><Super>Button1 in compiz to draw on ubuntu desktop?

I am unable to draw on the desktop using alt + super + Button 1. Here i have used mouse button as Button 1. Please help.
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1answer
14 views

Cannot access server on Virtual Box from the host?

I am running Ubuntu 18.04.1 in Virtual Box on MacOS. I setup a localhost server in Ubuntu using Python Flask running on http://127.0.0.1:5000/ I am trying to access this localhost from my Mac, but can’...
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17 views

Ubuntu 16.04 Unresponsive every 10 minutes for 2 minutes

I have a Ubuntu server running Apache2 and Mysql 5.7 which has been working great for about a year and is acting oddly as of yesterday. It seemed to go offline for a few minutes and then it was back. ...
1
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1answer
16 views

Two OS on two separate SSD

My laptop has one SSD with Win10 on it. I want to buy addition SSD M.2 and install ubuntu on it. I have few questions about this: I already have experience how two setup win7+ubuntu on ONE HDD, but I ...
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12 views

Which accounts could I have possibly used with Chromium?

I am using Ubuntu and Chromium. After an automatic update my bookmarks and history have disappeared. I suspect that I was using the browser while logged into an accidentally created Chromium account. ...
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8 views

No value for $TERM and no -T specified Ubuntu LTS 18.04

I edited my .bashrc and .bash_profile files in the home directory for both the user and root. Everything works perfectly. About a week later, upon reboot I get this error, but everything still works ...
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24 views

Where are Chromium bookmarks and history stored

I am using Ubuntu 16.04 and Chromium. The Chromium had been working for the last 3 months and I kept periodically adding new and new bookmarks to it. Yesterday, it crashed after an automatic update ...
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0answers
17 views

Home Server Setup software and hardware [on hold]

I'm looking to build my own home server, mainly to support development across my different machines. But for now I'm quite stuck on how to start picking hardware and software for the system. Key ...
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0answers
21 views

Chromium lost bookmarks and history after an automatic update

I am using Ubuntu 16.04. Yesterday Chromium automatically updated and immediately crashed. After I restarted it, the bookmarks and history for the last three months were gone. It may be that I had ...
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9 views

Couldn't Boot to both Ubuntu 18.04.1 and Windows 7

Here is the case, Previously my laptop (only 1 physical hardrive, with 2 partition, ie: C:\ and D:\) were using Windows 7 Premium (64-bit), then I plan to make in dual boot, so it will eventually ...
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9 views

System keyboard shortcut handling priority in Linux

I have several keyboard shortcuts configured inside the i3 window manager, each of which is a two-key combination of Super+<key>. In addition, the MATE (Gnome 2 fork of Ubuntu) environment also ...
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0answers
10 views

Where does Chromium store bookmarks and browsing history in Ubuntu?

I am using Ubuntu 16.04 and Chromium. Where does the latter store bookmarks and history? There are several bookmark folders, but there is no file ~/.config/chromium/ in the system.
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25 views

Chromium bookmarks suddenly lost

How can I recover lost chromium bookmarks? I had been using Chromium for several months and periodically stored my browsing situation and the results of my work in the bookmarks. Today Chromium ...
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0answers
15 views

How do I enable side-to-side touchpad scrolling navigation in Chromium on Ubuntu 18.04?

I'm using Chromium version 70.0.3538.110 and Ubuntu 18.04. By default, there doesn't seem to be back/forward page navigation enabled to work with touchpad horizontal scrolling, which I would like to ...
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8 views

How to create multiple ftp user to access multiple folders of ubuntu server

I'm using digitalocean to host my websites. What I want to ask how to create multiple ftp users to access different folders which I've created for each domains. I've also tried this and this method ...
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0answers
13 views

“/etc/apache2/sites-available/aiya1938.ls2.conf” E212: Can't open file for writing

virtual host creation time on putty above it shows error: "/etc/apache2/sites-available/aiya1938.ls2.conf" E212: Can't open file for writing. Virtual Host Creation write on putty sudo vi /etc/...
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0answers
7 views

How to remove special characters from text file?

I have an miRNA text file (with more than 1000 data) >hsa-miR-576-3p MIMAT0004796 AAGAUGUGGAAAAAUUGGAAUC >hsa-miR-140-5p MIMAT0000431 CAGUGGUUUUACCCUAUGGUAG I want this text file to look like ...
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0answers
18 views

how to fix hibernate on lubuntu 18.04

upgraded lubuntu 16.04 to 18.04 and hibernation stopped working. I used to hibernate by doing systemctl hibernate on 18.04 it seems like it does the hibernation, but when I load the os it gives me a ...
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0answers
56 views

Ubuntu Stuck on Loading Screen

I prepared a Bootable USB drive (64GB) to install Ubuntu, but then I accidentally formatted my hard disk (with windows 10 on it) so I wanted to try to restore that, but after few commands in the ...
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0answers
10 views

Mount NAS on Boot (WDCloud EX2)

I have a WDCloud( EX2 ) NAS for several years, which works fine with MAC os and Windows 7- via Wifi and LAN. Now- I have an i5 with 8GB, 1000MB LAN connected to network, installed with fresh copy of ...
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0answers
16 views

i3 dual monitor mouse not able to move on entire screen

I have just got a nice dual monitor setup with i3: the main monitor is 4k and the secondary one is FHD. I have setup the 4k one to be horizontal and the FHD to be vertical. This is my .Xresources: ...
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31 views

DTLS handshake failed: Resource temporarily unavailable, try again

I use openconnect to connect to workplace's network. When I connect, the connection is good and then it suddenly drops with the following trace. With this the internet connection from my router also ...
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0answers
24 views

Windows 10 0xc000021a issue

I have windows 10 along with Ubuntu with dual boot from Grub Menu,recently I have a issue of 0xc000021a with looping restart. I have no solution, after googling a lot but no solution of my problem. ...
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0answers
25 views

Removing extra option from Boot Manager in “Legacy Mode” after deleting Ubuntu (able to load Windows when boot mode = UEFI)

I have a Lenovo Yoga 720 laptop with Windows 10 installed. I was attempting to install Ubuntu 18.04 as a dual boot option. I was able to install Ubuntu successfully, but encountered some ...
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0answers
27 views

How do I set up a dual-boot with Ubuntu and Windows 10?

I have literally seen this question appear at least 10 times on forums, however none of them are of my genes - they don't answer what I need! So I have this laptop which has two drives: 512GB SSD (...
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0answers
23 views

Cannot access my VPS while it connect to a VPN

I don't know if my title is correct or not, but here's my problem. I have a Ubuntu 16.04 VPS that has a public IP x.x.x.x In my VPS, I connect to a VPN server with IP y.y.y.y using PPTP. After that,...
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0answers
34 views

How to move EFI from booting primary HDD to internal SSD

I had a machine with Windows 10 on an HDD. I installed a smaller internal SSD and installed Ubuntu 18.04. During the installation process it automatically (with my approval) set up the machine to ...
0
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1answer
11 views

apt-get broken trust chain while updating

This morning I restarted my server and discovered an issue while doing apt-get update: Err:1 http://hwraid.le-vert.net/ubuntu xenial InRelease Could not resolve 'hwraid.le-vert.net' Err:2 http://...
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0answers
9 views

nethogs shows 0 KB although I have traffic

I am running a network related program that performs TLS handshakes with many hosts. I ant to monitor the network traffic so I used nethogs. It shows 0 KB. NetHogs version 0.8.5-2 PID USER ...
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1answer
12 views

Can't install monero GUI, linux

So I have to download, extract and double-click monero-wallet-gui Okay but it just sais "there is no app installed for shared library files" How do I run that file?
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39 views

How to connect to openvpn server from ubuntu 18.04 client?

I have a openvpn server which I am trying to connect to. I have the ovpn file which I use to connect to the VPN server using: sudo openvpn --config client.ovpn When I can connect using the same ...
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0answers
32 views

FFMPEG Glyps not found - Linux VS Windows

I'm currently converting some MKV files and hardcoding the subtitles using ffmpeg. ffmpeg -i inputfile.mkv ... -filter_complex "subtitles='inputfile.mkv'" ... outputfile.mp4 For the first time I ...
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1answer
51 views

Disable SSH password on Ubuntu virtual machine

I have Ubuntu Server 18 installed on a virtualbox instance. I want to be able to SSH into it from the desktop computer that it's currently installed on and running on as well as from my laptop. Would ...
0
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1answer
24 views

Trying to setup windows 10/ ubuntu dualboot. now it won't go past mobo bios [on hold]

I'm trying to setup dualboot, and i've been having issues ever since I started. I thought maybe the old drive that I used before I got an ssd was the issue. as I didn't bother taking windows off it. ...
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0answers
28 views

map ubuntu shared folder in windows 7

I have a virtual machine running ubuntu and I am trying to host some files on ubuntu and map the drive in windows PC. Following the steps here, I am able to see (from windows) the "work" folder after ...
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1answer
18 views

Dell laptop boot up failure after trying to install linux and windows to dual boot

I'm new so I'm not sure if this is the place to ask this kind of question but I hope you can help! (I don't have any computer knowledge) Basically I have a Dell laptop. I bought this laptop with ...
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0answers
12 views

Reverse proxy to localhost with https

I have an Ubuntu server. I used certbot to make my nginx web server use https. I force all connections to redirect from port 80 to port 443. Recently I installed MadSonic, a music server that uses ...
45
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8answers
10k views

Why is it possible to flip the screen? [on hold]

My friend running Ubuntu just called me saying: "my screen got flipped, how to fix it?" I told him how to fix it but that raises the question, why is it possible to flip the screen? On Linux you ...
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0answers
372 views

Windows or Ubuntu regarding CPU vulnerability [closed]

I am using a PC whith an AMD processor which has no Spectre V2 microcode updates. Currently the PC is running Windows. Is it safer to use Ubuntu instead since Ubuntu uses Retpoline to address this ...
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2answers
66 views

Ubuntu Installing on USB Stick

I want to install Ubuntu from a USB Stick but would like to use the same Stick as a medium Ubuntu should be installed on. Is this possible?
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0answers
36 views

vmware ubuntu cannot exec 'dev/serial/by-id/XXXXXX' (N310 Getting Started)

I use USB to connect my USRPN310 to my computer. I use vmware ubuntu18, but: error message ls dev/serial/by-id usb-Digilent_Digilent_USB_Device_25163511FE00-if00-port0 usb-...
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0answers
14 views

Public access to VMs in NAT mode VirtualBox

I am trying to make a vm publicly accessible and it seems I am missing something obvious. Since I do not have any control on the router, I choose NAT with port forwarding. Here are my rules: NIC 1: ...
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0answers
9 views

Trying to copy and paste using byobu

byobu is great but i am finding it very difficult to copy and paste in it. Is there a way to copy and paste by using the mouse in byobu, or a way for me to configure it to allow me to copy/paste ...
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1answer
45 views

Install Package (.Net Core) on Linux Mint

I'm trying to install the .NET Core packages, but I have an issue and I do not know how to solve it. I followed the steps on this page, but I get the below error: https://dotnet.microsoft.com/...
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1answer
21 views

Odd File system disk consumption

I know similar has been asked as I searched and tried to figure as it relates to my system. running Ubuntu 18 and other than some install for PostgreSQL, some recent security updates, etc... my file ...
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0answers
23 views

not booting ubuntu on macbook (solved, it was weird, any idea why this happened?) [on hold]

I am running Ubuntu on a 2009 Macbook pro. I had no problems for months. I have an SSD and an HDD, my home directory is on the HDD, the rest of the filesystem is on the SSD. My laptop first forgot ...
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0answers
24 views

qemu guest serial output to console of host

I have been searching for a solution for some time now and where I have found several threads that seem to have helped other people, those solutions do not seem to work for me. I would like to start a ...