Newest Questions

Q&A for Ubuntu users and developers

unrecognized command: juju metadata

I am setting up my private cloud following the information here - https://jujucharms.com/docs/stable/howto-privatecloud. However metadata command is not recognized. am I missing something? greenctzn@...

Use LXSession Autostart with $(commands)

Is there any way to run a command with $(command) in the ~/.config/lxsession/LXDE-pi/autostart file? Like this.. @chromium-browser --noerrdialogs --kiosk http://url.com/dev/nbdesign/publish/?sn=$(...

Vsftpd virtual user write access

Its an old question, still I am facing issues. My virtual user just logs in fine but not able to create files or directories. I have checked the permission of folder, looks fine. Here are the ...

Dell 5559 Ubuntu 16.04 sound card not detected (dummy output)

Rookie alert: Tried all of the steps mentioned in this post. But my dell 5559 still shows my output as 'dummy output' I can't comment on any older posts since my account is new it says it should have ...

Change the login screen

I'm new to Ubuntu and I gotta say it's way much better than Windows. I just have a question, can I change the login screen like one of these? If you can teach me I would really appreciate it. I ...

NO System settings in Ubuntu 12.04.5

When I installed elementary OS theme, it came with its own System settings to Ubuntu 12.04.5. When I uninstalled it, the default System settings window does not appear anymore. I mean, it shows the ...

Add new entry in Grub2 for text mode on Ubuntu 16.04

It is for a while I am trying to find a way to add another entry to grub2 which takes me to text mode. I have already seen lots of posts but either they are for make a permanent change (which makes ...

How can i create macros for video games

How can i create macros for games (i play Dota 2) to use a key that will do successive keystrokes and how can i add a delay between each keys? I am searching a free software

Left mouse button is stops working (software issue)

As mentioned in my previous question, my left mouse button stops working from time to time. Sometimes its like my left mouse button is pressed permanently (marks everything), left clicking is no ...

how to display HDMI input in a desktop window on Ubuntu 16.04?

How can I plug my PS3's HDMI cable into my laptop and display the output in a desktop window? NOTE: I'm using a 13" HP x360. I have no experience in this what-so-ever so laymans terms would be ...

I've tried to install PearlOS, a modified version of ubuntu. Installation failed and approx 120 GB from my hard disk is not showing up [on hold]

My PC came with MS Windows 8 pre-installed and I've updated it to 10 recently. I tried to dual boot it with PearlOS. I choose "work along with other os" while installing. And, installed the OS ...

DB issue on MAAS Dashboard page

When attempting to load the MAAS dashboard page, I get the following error: 'relation "maasserver_discovery" does not exist LINE 1: ...","maasserver_discovery"."is_external_dhcp" FROM "maasserve... ^'...

Exim4 sent mails refused by specific provider (@libero.it)

Please let me explain that I'm a basic Linux server user. I installed my Debian VPS with patience and effort. I'm using Exim4 to send emails. It generally work properly but I noticed that the emails ...

System tray suppor is missing on Ubuntu 17.04 aka Zesty (Final Beta)

I have recently installed Ubuntu 17.04 on one of my computers and I noticed that differently from Debian 8.x with XFCE and LMDE 2 Betsy (Linux Mint based on Debian) with Cinnamon there is no system ...

Thunderbird “lost” an email

I am using TB 45.8.0 and noticed that it seemed to have missed one email; tried to restart TB client but no difference. Is there anything I can do to 'get back' that particular email in TB? p.s. I ...

Switching from Ubuntu to Debian

I want to switch from Ubuntu 16.04 to Debian 8.7.1. I have the correct Debian iso image on a USB stick. My computer will not boot from it, nor will it boot from a CD/DVD. It just flat out ignores it. ...

Is it safe to upgrade from Ubuntu 16.10 to 17.04?

I became a linux user with 16.10, about 4 months ago. I'm loving it, but since the final version of 17.04 is about to come out, I'd like to upgrade. Is there any benefit to a clean install? I don't ...

Mandrill Issue Setup

When I do the sudo tar --strip-components 1 -C /usr/local/Mandrill -zxf Mandrill.tar.gz command I get an error of tar: components; invalid number of elements. I am not sure what I did wrong I ...

unable to open ubuntu software application

I am running Ubuntu 16.04 LTS and when I tried to open "Ubuntu Software", I just see a loading icon but nothing launches. Looking to see if anyone has any ideas how to launch the application. Thank ...

gave up waiting for root device error /dev/sdd1 does not exist [on hold]

I installed Linux Kali on 32usb drive from an another usb drive of 4 gb whenever I try to choose boot kali the following error occur Gave up waiting for root device. Common problems: — Boot ...

No toolbar for Chrome in Gnome

I installed and am running Gnome DE, but there is no more application toolbar for Google Chrome. Toolbars for other apps, such as LibreOffice or Shotwell, work just fine, but whatever the window ...

3 CUP Broken Dependencies Ubuntu 16.04 LTS

Totally apologize for not meeting all the standards here. Been using Ubuntu since Nov 2015 and performed two upgrades I'm still a rookie and have not found the exact problem in any Ubuntu searches. ...

How can I install Steam Problems? [duplicate]

How can I install and run Steam on Ubuntu?

how to install google earth on ubuntu mate 16.04

I'm attempting to load Google Earth on Ubuntu 16.04 and the package installer shows the following error: dependency is not satisfiable: lsb-core (>= 3.2) I have read in various places that ...

Does an advanced calculator like GeoGebra exist for the terminal?

I want to be able to do advanced math calculations and equation solving from the command line. I want to be able to derive, integrate, do trigonometric operations and solve equations (linear, ...

Closing lid problem

When I close lid and then I open it black screen appears (display seems to be turned off). I have tried all options in power management (screen turn off, suspend, block screen). Screen turn off and ...

Long operation of hot keys

When i use my hotkey Ctrl + Alt + T launch of my terminal least about screenfetch25 seconds in this period i cant use another hotkeys. Also i have long run for any browsers (Opera, Chromium, Chrome, ...

How can I change “which gcc” directory?

gcc-4.8 is installed from build-essential. I used gcc-4.8 to build gcc-4.7.4 from source, and put that 4.7 build in a folder called /AntonProj1 I have been able to change the symbolic link from the ...

How much space to allocate to Ubuntu partition?

So, going to dual boot my current Windows 7 install with Ubuntu. My Hard Drive is very small, 300GB (exactly 284GB) and has 148GB free space. I have to keep in mind I play a lot of games and install a ...

I want to uninstall Wine from Ubuntu. How can I do that?

Is that okay if I use this? "sudo apt-get autoremove" Will it make any changes to other installed applications

Wifi stops working when I close and open the laptop lid

OS: Ubuntu 16.04 LTS Memory: 7.7GiB Processor: Intel® Core™ i5-5257U CPU @ 2.70GHz × 4 Graphics: Intel® Iris 6100 (Broadwell GT3) OS type: 64-bit Disk: 37.0 GB Machine: Macbook Pro A5102 uname -a: ...

Ubuntu 16.10 installed under UEFI mode, now can't boot into Windows 10 or Ubuntu, getting grub rescue

After reading around on the internet and even trying the ubuntu forums, I've decided to come here for help. Here's some information that may be useful: My partitions are as follows (as seen from the ...

Grub is broken again, this time I can't repair

I have a dual PC, I use Ubuntu as main OS and have a Windows 10 for some tasks. When I installed Grub was correct and I could select any OS to start up. From time to time it got broken and normally an ...

Map Keys to send events and use them

I have an Alienware 15r3 and it has some extra AlienFx Keys, which have the following behaviour on windows. There are 6 Keys Lets call the first key the mode switch key. It changes the mode for the ...

Dual Boot Ubuntu and Windows 10 - Which On my way! First?

I have a new SSD, without any OS on it. I want to dual boot Windows 10 and Ubuntu, which os should I install first to make everything easier ?

Ubuntu sits behind a corporate proxy/firewall — how can I install packages?

I have a clean install of Ubuntu 16.04 LTS, but because my machine is running behind a corporate firewall/proxy I cant figure out how to overcome the obstacles. I know we have a corporate proxy, and I ...

fwupd consuming 100% cpu. libappstream-glib 0.5.13-1ubuntu4

since a few days I'm experiencing unusual high CPU loads. top shows that fwupd is consuming 100% cpu until pid is killed. Problem comes back after reboot. I'm aware of Bug #1591868 which reports same ...

Could you translate these Command Prompt commands to the Linux Terminal?

so recently I tried doing a thing, but it required me to run these commands in the Command Prompt, is there a way to kind of "translate" this? COPY %~dp0\java.ho3.patch d:\java.ho3.patch explorer "C:\...

XRPD wont connect from windows 10

I want remote control my home PC from laptop. They are connected to 1 router (PC with cable, Laptop wireless WiFi). I have done instructions from this question (Can I access Ubuntu from Windows ...

Why isn't the deprecated Met.no API bug not solved yet if there's already a new version?

This is about Xfce4-weather-plugin. The Met.no API version 1.2 being deprecated bug: https://bugzilla.xfce.org/show_bug.cgi?id=13356 was already solved at: https://git.xfce.org/panel-plugins/xfce4-...

Problem whit apt-get update

I end up whit this error when i run apt-get update. Any suggestion on what i can do to fix this? root@server1:~# apt-get update Err:1 http://apt.i Temporary failure resolving 'apt.izzy Err:2 ...

Completely remove Gnome Desktop / revert splash logo for boot screen

I was using Ubuntu Unity and today, I tried gnome desktop. However, I didn't like it. Then I removed gnome-desktop and gnome-shell packages. It has successfully removed but still my login screen's ...

How to change access rights on a windows share from Ubuntu?

I am using an Ubuntu 16.04 LTS System on a Windows network. There is a Windows share that I can access using nautilus with my Windows access credentials. I want to be able to change access rights on ...

Was the file alert replaced by snort.log in Ubuntu server 16.04?

I am taking a course in cyber security using ubuntu 16.04 server. in my professor's video in the /var/log/snort directory he has two files, alert and tcpdump.log.1290360520. These files were ...

Ubuntu hangs and only wallpaper is displayed

I am using Ubuntu 14.04 and after installing a few programs when restarting the machine, the system hangs, I get login, but only the wallpaper appears

Incessant flickering on Ubuntu 16.04 (nVidia Card)

I have Ubuntu 16.04 Desktop Version installed. The computer has a nvidia 750i graphics card and the driver version installed is 375.39 (the latest stable version). The system had been running steadily ...

resolution scaling different between windows

I'm using a notebook with ubuntu 16.04, 64bit. Yesterday, I've had a presentation with a beamer, today the resolution scaling seems to be broken. It's hard to explain the problem. The status icons at ...

How to change backup encryption password needed repeatedly, not just once

Is there a way to change repeated requests for a password when 16.04 does back ups? It's a pain to keep hitting continue as the back up scans files while preparing the backup. There's no good reason ...

ubuntu 16.04 nvidia

I've installed Ubuntu 16.04 and it worked perfectly fine, then I downloader the graphic driver(GTX 580) for my graphic card and installed it (I had some issues, therefore I had to disable the Nouveau ...

How to filter dmesg by time

I would like to filter by time. for instance: dmesg -sec 30 The output would be events that happened for last 30 seconds. Or with time interval. Any filtering with time.
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