Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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How to Complete this Texlive 2016 installation in Linux?

Condition: incomplete TexLive 2016 installation Differential conditions: Ubuntu-related system bug Settings in $HOME/.bashrc PATH="/usr/local/texlive/2016/bin/x86_64-linux:$PATH" Before starting ...
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38 views

How to import a large and complex csproj into MonoDevelop 5.10 with Ubuntu 16.04 and the ASP.NET addin?

I would like to know how to import a large and complex csproj into MonoDevelop 5.10 with Ubuntu 16.04 and the ASP.NET addin I tried this method recently , http://stackoverflow.com/questions/9220290/...
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32 views

How to Manage TeXLive 2016, Lyx and KDE Tikz in Linux?

I installed manually TeXLive 2016 by the script install-tl so it is not anymore controlled by apt-get. However, I need too Lyx and KDE Tikz, which should work well with TeXLive. I am thinking how to ...
1
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1answer
42 views

Substvars Doesn't Work Correctly

Edit: Updated full debian/rules and debian/control file I am working on a web project which need to build two debian packages for different deployment server. The main differences is the limitation ...
2
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1answer
148 views

Serving webpages with Apache on Ubuntu server [closed]

I've set up an old machine running Ubuntu server 13.1. I can access it remotely with webmin and I was able to install apache that way. What I would like to be able to do is to put web pages and be ...
1
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1answer
70 views

How to connect to device via SSH over direct ethernet connection

I have a device that I need to connect to over SSH. The device is connected to my workstation via a direct ethernet connection. I'm attempting to assign the connected device an IP address somehow that ...
4
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1answer
2k views

Powertop doesn't display Power est. column

When I run powertop, it doesn't display the "Power Est." column that shows the estimated power consumption in Watts of each row. It should look like in the screen capture here: MacBook Pro Retina: ...
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0answers
41 views

Authentication vsftpd account using remote LDAP user

I'm trying to authenticate vsftpd from LDAP logins which hosted remotely another server . vsftpd hosted on Ubuntu 14.04.2 LTS (GNU/Linux 3.13.0-48-generic x86_64) amazon aws . from the LDAP server ...
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2answers
35 views

lost folder from /mnt and recovering

I'm running Ubuntu 14.04.2 LTS (GNU/Linux 3.13.0-48-generic x86_64) on Amazon AWS. I had a folder "foo" in the /mnt and after few modification I had to recover to previous backup of the instance . ...
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2answers
51 views

Remove injected code from all php files in directory on Ubuntu [duplicate]

I have a site where some code was injected into a very large number of php files and removing them manually is not feasible due to the number of files. I can search for a variable name from the ...
0
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1answer
34 views

fdisk Not Returning Space?

I'm trying to resize my ext4 partition by giving it about half of my swap space. The swap partition (/dev/sda6) currently comes right after my ext4 partition (/dev/sda5). In fdisk, I remove my ext4 ...
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2answers
2k views

How to set up wifi hotspot with 802.11n mode?

I have two computers running Ubuntu 14.04 (ok, one is actually Mint 17.1, but that's based on Ubuntu 14.04), and I am looking to use one as a wi-fi hotspot for the other. Both computers have identical ...
2
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1answer
57 views

Ubuntu server 14.04 possibly going to sleep? [closed]

I have a web server(apache) running on Ubuntu 14.04. It has been running fine for years. It is a VM on a vmware host. About a month ago we restored it to a new vmware host from a backup because the ...
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2answers
34 views

Ubuntu 15.10 Networking Problems

I recently deployed a VM with Ubuntu 15.10 and I am having trouble configuring the network properly. Note: When the OS was installed, it picked up an IP (from DHCP I guess), because it didn't ask me ...
0
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1answer
3k views

Consistent network interface name ubuntu using pci slot

One can set consistent interface naming via mac address by modifying /etc/udev/rules.d/70-persistent-net.rules. Can you establish consistent interface naming by PCI slot number? (I tried but failed) ...
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54 views

How Troubleshoot Failed Installation of pywfdb from pip?

Condition: unable to troubleshoot failed installation of the library/module pywfdb from pip Differential conditions: failed dependenciens of pywfdb Exclude: upstart/systemd design bugs with runit in ...
3
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1answer
39 views

Warning because addgroup tries to create an already existing user group

I am trying to run the command dpkg --configure -a in order to fix dpkg so I can apt-get programs. I get the error addgroup: The group 'systemd-journal' already exists as a system group. Exiting. ...
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1answer
51 views

How to display all the environment variables stored in my unix?

Is there any command to display all the Environment variables stored in my unix?
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1answer
36 views

wireless network working erratically on debian

I can't figure out how to make WIFI work correctly on debian. First of all, when I just installed Debian I had WICD as the network program. This program doesn't work correctly. Specifically it can't ...
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1answer
17 views

How to Configure CGI in Ubuntu?

I am very new to Apache in Ubuntu. I recently installed Apache2 on Ubuntu and I am trying to configure CGI. I added the following lines in apache2.conf file: ScriptAlias /cgi-bin/ /home/router/cgi-...
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0answers
31 views

nvidia-prime doesn't disable nvidia video card

Elementary OS Freya (ubuntu 14.04 x64), nvidia-355 proprietary driver from ppa:graphics-drivers/ppa. cat /proc/acpi/bbswitch returns 0000:01:00.0 OFF When in nvidia-settings Intel enabled. But ...
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27 views

Help needed with Raid 5 that was working OK

My parents had a Netgear RN 104 that stopped working properly, they messed with some settings, messed it up and gave it to me to fix. It has 4 x 4tb drives in Raid 5. I've used mdadm before to ...
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4answers
17k views

Change sampling rate in ALSA

I'm a Computer Audiophile, I've used Windows (with ASIO4ALL)and OSX for Audio. Now I'm making Ubuntu 13 my HTPC/Stereo Audio. To begin with I disabled Pulse audio and using GooMusicplayer with ALSA. ...
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1answer
40 views

Printing to ubuntu client via network, using php that reside in windows 7 webserver [closed]

I plan to change my windows 7 client to ubuntu 14.04 LTS. The client has a local printer (Epson LX-310) that is used to print an invoice in web app environment built using apache with php (the web ...
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1answer
2k views

Trying to restart apache using Vagrant - “The apache2 configtest failed”

I have setup Vagrant (details below) and am just trying to start Apache so that I can get to a point that I can actually see a site in a browser, however when using sudo service apache2 start, I ...
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1answer
542 views

Page not found but page is there

What am I doing wrong? When I search https://teampass.domain.org/ I get a blank screen. when I search https://teampass.domain.org/teampass, I get the following errors. Error on Chrome: The ...
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1answer
950 views

Permisions overwritten when files are transfered via FTP. What to do?

Got my web server up and running using apache2 with the ability to ftp to /var/www folder. However, if I make an update to .html and copied over the file via ftp, the file's permisions become more ...
3
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1answer
1k views

Can /mnt/hgfs/'shared folder' be used as apache root?

I have an Ubuntu Server (12.04) running on my development machine. It is in a VM. I have succeeded with the task of setting up Apache2, MySQL, and PHP. I can access the server from my host browser ...
8
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1answer
2k views

How to write/edit/update the OsIndications efi variable from command line?

In the need to enter the UEFI firmware setup utility while using ultra fast boot (keyboard drivers are not loaded during POST), I wish to write to the "Os Indications" efi variable. My OS is Ubuntu 14....
0
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1answer
36 views

Remote desktop VNC from Ubuntu to CentOS7 showing strange view

I'm trying to use remote desktop on my LAN to access a machine's gui from another computer. The machine I am working on is Ubuntu14.04LTS using KDE desktop. The target machine is CENTOS7 with MATE ...
1
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1answer
118 views

Installing docker hangs at “setting up docker-engine” on ubuntu xenial

I'm trying to install docker on ubuntu xenial and am following this tutorial: https://docs.docker.com/engine/installation/linux/ubuntulinux/. So far it's gone without a hitch except for there ...
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8 views

Lost Mouse and Pointer as well Screen settings

I do run Ubuntu 14.4 on an Server with a Desktop on it for the user, that works as well on the server. Since there was a faulty drive in the Raid, I had to reset all for the efiboot and grub, as the ...
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1answer
1k views

Desktop files disappeared mysteriously. Entire directory missing

My desktop files on Ubuntu disappeared mysteriously when I tried to drag and drop files to my pen drive. I tried all options available on stack exchange and elsewhere on the internet, like ...
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0answers
37 views

How do I fix my CIFS mouning options correctly to not break the mount?

I'm in the process of setting up a new NAS in my home setup. Part of this is mounting it on my Ubuntu server running 14.04. My problem arises when I want to mount a subfolder of a share so that only ...
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1answer
1k views

Installing ruby 2.1 on Ubuntu 12.04 using ruby-install application

I've been through a couple of tutorials on how to install ruby 2.1.* My system currently has ruby 1.9.3 and I want the latest one. I'm following the following tutorial on how to install it from here: ...
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0answers
20 views

Failed Ubuntu dual-boot installation - GRUB errors 'failure reading sector'

I've been unsuccessfully trying to install Kubuntu 16.04 on my new laptop alongside W10, which it came in with. Now I did this twice already on different computers and was always successful and there ...
3
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1answer
4k views

Linker error: /usr/bin/ld: cannot find -lgcc_s

I am trying to compile symlinks (tar.gz-file), which is a very small tool with one line for compilation: gcc -Wall -Wstrict-prototypes -O2 -N -s -o symlinks symlinks.c which gives the error .... ...
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1answer
34 views

lsyncd Error: There can only be one config file in command line. Ubuntu

I am pretty new to Linux bash. I am trying to mirror two folders using lsyncd command. Here are the steps I followed. Install the lsyncd package Run the following code: sudo lsyncd /home/...
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0answers
20 views

Log notifications sent by process and its descendant

I have a process which creates a lot of processes, I know that processes can send notifications using /run/systemd/notify (systemd-notify). Is there any way that I can launch processes and log all the ...
4
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1answer
45 views

sudo rsync -a does not preserve mtime

In order to debug my repeatedly crashing Ubuntu 16.04 I want to backup /var/log from my HDD to an external USB medium. I am running an live OS (Ubuntu 16.04) and using the --archive option: $ sudo ...
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0answers
37 views

Can't determine cause of a crash

I have a PC that is freezing periodically. Sometimes it will crash 2-3 times within a couple of hours, while other times it will go a few days. When the PC crashes, the screen, mouse, and keyboard ...
2
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0answers
26 views

howto login into system with LDAP creds when server with LDAP is offline

I have Ubuntu 14.04 and LDAP as center of authentication. It works fine until LDAP server is online. Sometimes network is going to down between LDAP and other servers and LDAP is unavailable, so ...
3
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2answers
799 views

Jingle CLI client / Jitsi replacement / VOIP

I am looking for a Jingle client for the command line. Currently, I use Jitsi, but my dreams of not needing the GUI for more than just web-browsing are not realized due to my reliance on this program....
0
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0answers
23 views

How to crop a part of my screen in ubuntu

I want to crop only a part of screen in my ubuntu. For example, a part of browser which is showing errors, or only the console part of IDE showing stack trace. Is there any inbuilt option or should I ...
0
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1answer
24 views

How should I debug a hard-lockup of my Ubuntu laptop

I've been running Ubuntu on a Thinkpad T450s for some time now. Every so often, the system will hard-lock on me. E.g. the mouse won't move, ctrl-alt-f# won't take me to a plain terminal, etc. I ...
2
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1answer
3k views

Ubuntu sound not working after sleep/suspend

Whenever I sleep my laptop I mean if I down the flap sound doesn't work, every time i have to restart my laptop for sound to make working. Fo instance right now sound is not working(since I closed ...
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0answers
58 views

running iperf over ssh

I'm trying to benchmark the network connection between 2 ubuntu servers on which I don't have root privileges. I did manage to download and start iperf-2.0.9 on both boxes. My problem is I can't ...
15
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4answers
20k views

How can I track who SSH'es into my linux machine?

I'm running Ubuntu 10.04. Is there a way I can get a daily report of who has logged onto the box, what time, and even - this may be asking too much - a report of the commands they used? This is a low-...
1
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1answer
37 views

Using crc32 to find if files were harmed or damaged

I have a directory with a content. To ensure nothing will get lost with copying I compressed the directory and now I have a dir.tar.gz file. The copying still troubles me and the files are damaged so ...
0
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1answer
50 views

Rotate IP outbound IP address in Ubuntu or CentOS

My OpenVZ VPS has two IPv4 and two IPv6 addresses: 23.54.xx.102 23.54.xx.103 2604:xxxx:1::xxxx:6x0b 2604:xxxx:1::xxxx:5x7c Now I want to rotate my outbound IP so that when I run any PHP, ruby or ...