Newest Questions

Q&A for Ubuntu users and developers

Delete and End Keys not working Acer Aspire

I have looked far and wide for months to try and figure this out.. I have an Acer Aspire laptop E1-470P-6659 with Ubuntu 16.04. Ever since installation of 16.04 a few months ago, the "Del" key and "...

Configuring wireless network adaptor on Ubuntu Server 16.10

I have a usb wireless network adaptor installed: lsusb reveals the wireless adapter Edimax technologies (Realtek RTL8188CUS) I have edited the file /etc/network/interfaces to include wlan0 with ...

How do I access Windows Intel RAID 0 disks?

I have a laptop that came with Windows 10 pre-installed on an intel raid0 (2x256GB M.2 SSDs). This laptop happen to have an SD slot, so I added a 128MB microSD and installed Ubuntu 16.04 on it. ...

Where to report a ssmtp bug?

I just found that I can't use ssmtp because I have a space in my password and the program won't allow it. Where can I report that as a bug?

Cannot find other desktop environments in software center

I have just installed Ubuntu 16.04 but I want to try a different desktop environment. This link shows how to install them but I cannot find anything in the software center. What am I missing?

How to add the Windows Classic Theme to Ubuntu 16.04.1?

I would like to add the Windows Classic Theme to Ubuntu 16.04.1. I have downloaded the theme from this link: http://b00merang.weebly.com/windows-9x.html and extracted the files. What should I do next ...

Ubuntu updated while in Windows 10

Hoping someone can help out. I am dual booting Windows 10 and the latest Ubuntu distro, I noticed that when in Windows an installer started up and as I clicked on it I could see it was installing ...

Cant Boot into Ubuntu (Windows 10)

So i installed Ubuntu via flash drive and i cant boot into it. I turned off secure boot and fast boot. I press f12 to go into my boot manager and i dont see Ubuntu. I know you have to do something in ...

How do I escape apostraphes wihtin an awk statement?

I'm using Ubuntu Linux with bash shell. How do I escape apostraphes within an awk statement? I want to output some SQL, after extracting data from a file using awk, so I have awk -F',' '{print "...

disable specific graphics card on Ubuntu and windows

I have a dual boot system with windows 10, and Ubuntu 16.10, I have a GTX card that does not work on windows and crashes the system if it installs drivers on windows 10(only drivers for win 7) and I ...

Why is ls -R called “recursive” listing?

I understand that ls -R displays a listing of directories. But why is it recursive? How is recursion used in the process?

iptables and bridging

I have a very simple task but I fail constantly :-(. So here is my simple setup: I want to build up a router with the interface eth0 connected to the open world on the one side and two intefaces, ...

Atom editor not showing up in 'Other Applications' list in Nautilus Open With

I am running Ubuntu 16.04 and I'm trying to set Atom as my default text editor to open files as well not just through shell. However, it won't even appear in my other applications list. atom not ...

boot-repair unallocated a secondary internal drive

Ok I had some boot issues which I managed to solved by reinstalling ubuntu on my primary disk (sda) before reaching to that point I used a program called boot repair (https://help.ubuntu.com/community/...

#include <git2.h> compilation terminated. && ImportError: No module named cffi

please suggest fixes: $ sudo pip2 install pygit2 The directory '/home/mona/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the ...

Same Google Drive folder, two Operating Systems

I was wondering if it is possible to use use the same Google Drive folder from both Windows 10 and Ubuntu 16.04? If yes, what client should I use on Ubuntu? My setup: 120GB SSD with Windows 10 ...

Network configuration timed out in Ubuntu Core 16

I am trying to configure Ubuntu Core on RPI3 for the first time, but during its own configuration it stops during the Network Configuration. Clicking "Done" at 66% it gives me an error. I tried to ...

Nvidia GT 635m issues on ubuntu 16.04

Ok my goal. i've been traveling alot, looking to play CS:go on my downtime while away. except i'd like to run it on Ubuntu but it . i have an Asus N56VJ i7 with a 2gb Nvidia GT635m graphics card ...

Easytether not showing in network manager, ubuntu 16.04

I've been using easytether on ubuntu 14.04. Now that I upgraded to 16.04 and everything is correctly installed, easytether won't show up @ the network manager. I did all of the terminal commands and ...

Is the PECL package PAM not available to be installed on Ubuntu 16.04?

I'm getting a huge error trying to install PECL-PAM on my Ubuntu 16.04 using sudo pecl install pam: downloading pam-1.0.3.tgz ... Starting to download pam-1.0.3.tgz (6,671 bytes) .....done: 6,671 ...

I cannot run league of legends

I just installed Ubuntu 16.04 on my PC. I installed playonlinux and after that i installed League Of Legends on it. I did all the config things that i should do, the game start. After the updating i ...

Virtual Box kernal error

I am just using this for the first time but I am trying to get windows 10 on my virtual box and there is this error: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (...

can't download packages from internet on my linux os on my vm [on hold]

i can't download packages from the internet my wifi won't connect to my linux os. Know that my linux is on a vm with a Windows host. i have an hp laptop

Can't boot to the system

Hi i have the same issue on kali linux after the boot-repair i can boot on linux but after i restart my pc i can't boot on nothing it tells me to insert need a bootable device to boot. http://paste....

Recover sudo password from encrypted USB distribution

Two years ago I saved my Bitcoin Wallet on a Ubuntu made on USB with persistent memory and home directory encrypted. The problem is that I forget the password from the user, who is root too. So I can'...

How to reinstall Ubuntu?

I used to run Windows 7 on my laptop and over time it got very slow, so fairly recently I installed Ubuntu on my machine and it was all good, untill I deleted Python 2.7 and downloaded Python 3.6, and ...

What's the best version of Ubuntu?

I'm pretty much done with Windows and they're forced updates and high security rate and Mac OS doesn't look appealing to me at all. So if specifications aren't an issue what's the fastest Ubuntu ...

I cannot boot into Ubuntu after reinstalling Windows

Original setup: dual boot Windows 10 (BitLocker enabled) and Ubuntu 16.10 (crypto_luks enabled). I decided to upgrade Windows 10 from build 1511 to 1607, but Windows refuses, so I reinstalled Windows ...

3 of 5 external drives not showing up after upgrade

Last week I was running into some issues with applications crashing (not looking for help on those), part of the troubleshooting I did was to upgrade to 16.10. I did an in place upgrade. Afterwards, 3 ...

Restore Ubuntu 16.04 LTS to the default settings (No concern for any data or files on hard drives)

I started using Linux Ubuntu two weeks ago. Now, after I have installed A LOT of junk on it, I wish to restore it to default settings. To further clarify. I want to reinstall Ubuntu 16.04.LTS, but I ...

Copying Directories and Files

My Ubuntu 14.04 LTS server recently went down. I have rebuilt the server using 16.04 LTS. I started Live Version through CD without installing so I can take files from my backup External USB drive ...

How to run second display off internal gpu?

So I just installed ubuntu for the first time after years of windows usage. In my windows setup I used to have my graphics card powering my main screen and the iGPU power the secondary one. I don't ...

Is it possible to virtualize using ips through a GRE Tunnel?

Today I am writing here to know if it would be possible to use ips that are on another machine, like, this way: I have DDoS Protected IPs on MACHINE1, and I'd like to use them to virtualize my ...

How do I install the RTL8188EE driver? [duplicate]

All right lads, here's the deal: I'm fairly new to linux, I install ubuntu, and the internet is much slower and less stable than when I was running win10. I look for a reason and find that it's agreed ...

how to redo the initial boot

I just bought a DELL computer with UBUNTU 16.04. When I did the first boot I made an error entering the wifi credentials. Then the initial setup stop. I have no user created. I cannot do nothing exept ...

Collapse Terminator Icons on Dash to Dock

It's unlikely that I am the only one experiencing this issue, so please feel free to mark this as a duplicate, but after an hour of googling this I am unable to find the issue; likely due to me not ...

Environment Variable persistence

I am having trouble with my environment variables not persisting. Background: I originally installed Java using a ppa and apt-get install. But then later decided I need another JDK than what the ppa ...

How can I encrypt the home directory with active directory user credentials

We are evaluating how Ubuntu Desktops will suit our development environment. But we can't find a way to encrypt home directory with AD user credentials. Can anyone help us to overcome this issue

how to erase ubuntu on an usb stick

I want to install ubuntu on my computer. I actually have xubuntu on a USB stick, and I want to remove it and replace it by ubuntu last version online. I tried make the operation with USB disk creator, ...

Change group permission for usb device permanently

I want to access a USB device ttyUSB0 from apache. So I set: chgrp www-data /dev/ttyUSB0 The problem is, that every time I replug the device, I have to set to do chgrp again. How can I do this?

Where can I find novice-friendly directions for small Infiniband project?

Where can I find a detailed, novice-friendly walkthrough on how to install Infiniband between three machines? I have three 4P Opteron 6276 servers, all Supermicro H8QG6-F, running 16.04. I am ...

I Haven't Booted to Ubuntu yet. Once I do, how will I get back to Windows 10

I downloaded Ubuntu and put it on a usb drive to boot from it. I haven't tried booting from it yet since I don't know how I'll get back to Windows 10. Could someone explain how I will do that? Keep in ...

How does Ubuntu's indexation work on a virtual machine?

It's been almost one year since I posted that question on Unix & Linux. It still has no answer and only a little amount of views so I'm posting it here... I have read on https://help.ubuntu.com/...

no manual entry for string.h

I am trying to find a manual entry for "string.h", I have GNU gcc installed. But when I input man string.h, it shows me no manual entry for string.h, I am not sure what went wrong? Can anyone help me ...

NVIDIA High Definition Audio not detected

What do I need to do to get sound over the HDMI/Displayport? I have two Thinkpad T420 both were running windows 8 and 10 and both work find no hardware issues. I put a load of Ubuntu 16.04 and then 16....

PXEboot can not start when I use Motherboard of SUPERMICRO for Client

I did PXEboot by without problem until now in Diskless cluster of the following system. 1)Master node:Ubuntu-14.04-desktop/Xeon E5-2670x2/X9DRi-F(SUPERMICRO)/256GB DIMM/NIC:intel X540-T2 2)Clients ...

/usr/bin/ucfr Errors integer expression expected

Sometime in the last year I've had an error creep into my installs and I don't have the where-with-all to track it down. The first time I saw it rear its head was in: dovecot-core update error ...

Unity Displays Black Borders Upon Return from Suspend?

If I close my laptop and then reopen it, unity will display black borders around windows that are open. Like: Or: , restarting unity via command line by just typing unity seems to clear it up until ...

VLC wont open video files from a secondary interal hard disk

I have installed ubuntu 16.10 on a 120GB hard drisk (sda) and I have a secondary interal hard disk 500GB (sdc) which has nothing else but a folder with video files in it. When I try to open a video ...

Unexpected upgrades while getting more recent package

In a quest to get gcc-5-arm tools onto my 14.04-LTS box, I followed some apparently poor advice, and added the "wily" repo to my sources.list. I was able to get the tools, but for reasons that I can'...
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