A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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Raspberry Pi Zero armv6l Python, Numpy, Scipy Tests Give Illegal Instruction

So the simple version of this question is that I've been trying for several days to get a python 3.4 environment with the following packages installed on a Raspberry Pi Zero Jessie image: opencv, ...
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9 views

How can I properly shutdown a Linux machine from terminal?

What should I type to safely shutdown a Linux computer from terminal? My circumstance is: I'm using "Raspberry Pi Zero W" over VNC (and SSH). I was able to shutdown it by GUI, but now I press the "...
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Suddenly lost sudo rights

I have been using this installation (of Arch Linux) for a few years now, and have used sudo quite a lot. But suddenly it stopped working and I get the standard error message that the user is not in ...
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How do I get the MBR Partition table with newest fdisk?

I need to examine the MBR part of a hybrid MBR/GPT USB Stick.My version of fdisk (fdisk from util-linux 2.29) lists the GPT partition table, which older versions of fdisk does not. Tried solutions:...
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9 views

Netflix behavior varies between windows and linux [on hold]

Not a big deal but I'm wondering why Netflix throws an error when I plug my headphones in on windows and now linux. Thanks!
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1answer
6 views

UUID fstab configuration in virtual machine ( VMware )

we have physical machines as HP or IBM blade machine and we set UUID in fstab on these physical machinesbut in case we use VM ( virtual machine , )is it necessary to defines UUID in fstab on ...
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1answer
10 views

sending argument to vim using grep

I saw this question but I couldn't implement what I'm looking for.Here is what I want:I have a file with a few lines ending with 4.1.01.97 (same number for all lines - but number can change from ...
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1answer
14 views

how to echo text into a file from the CLI to ammend a variable in the file?

using Centos7e.gvi test.txt test.txt contains the following informationx=100y=200z=300I want to put a command into the CLI such as echo x=250 >> test.txt but instead of x=250 being ...
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Sticky Keys in Arch Linux?

I followed this tutorial but it didn't work.keymaps 0-2,4-5,8,12keycode 37=SCtrlkeycode 50=SShiftkeycode 64=SAltkeycode 105=SCtrlkeycode 62=SShiftkeycode 108=SAltand then did ...
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VNCServer error on arch linux: The HOME environment variable is not set

I am using arch linux.I could not connect VNC server created by gnome.Then I installed tigervnc, then run tigervnc once to initializeBut systemctl start vncserver failed:● vncserver.service - ...
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How to browse cleverly an archive of image files indexed by several parameters? [on hold]

I have a large archive of 100s of image files which are organised according to several classification parameters: let's say, each image filename is something like <length>_<weight>_<...
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16 views

Monit for System.d Services

I am trying to use monit to monitor my squid server. I installed squid server on raspbian stretch using apt-get. The squid service was installed under /etc/init.d/squid and I checked if the PID file ...
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1answer
29 views

bash + how to avoid specific messages in the log file

when I run the bash script on my Linux machine we get the following errors in my log , note - we set in the script:exec > $log 2>&1 , ( in order to send all standard error/output to $...
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Which file system supports longer filenames than 256 characters? [on hold]

Even the considerably ultimate super-file system BtrFS has preserved an ancient limitation: Only up to 255 characters per filename! That's also the case for UDF 2.50 and UDF 2.60, ext4, also Microsoft'...
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1answer
30 views

How to fix and prevent VirtualBox Kernel driver not installed

Today I noticed that my VirtualBox VMs no longer start. With messagesThe virtual machine 'CGI' has terminated unexpectedly during startup with exit code 1 (0x1).Result Code:NS_ERROR_FAILURE (...
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1answer
27 views

Hardware encryption on usb drive / stick

I am wondering whether there is a possibility to encrypt and decrypt an usb drive or stick with some microcontroller or single-board computer (e.g. Raspberry Pi) on the fly.For instance I want to ...
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1answer
16 views

How to install package from a .tar.lz file

I'm using bash (Cygwin, specifically). I'm trying to install GNU dd_rescue, which comes in a .tar.lz archive file.When I use:tar -xzf ddrescue-1.22.tar.lz...it returns with the following error:...
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1answer
14 views

Export nfs to devices in the local ip range without specifying local ip

I have a system which contains a number of raspberry pi's, one of which is a 'master' which must export an nfs to a number of 'slave' devices in the system. The system will be connected to the end ...
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1answer
11 views

Meaning of “You do not own that mountpoint” when switching to and from root?

I recently installed a new debian OS (replacing my old ubuntu) and kept the same home directory. Whenever I switch into and out of root (via the su command) I get a message that says "You do not own ...
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5 views

VeraCrypt “Failed to obtain administrator privileges” on Fedora with correct password

I'm trying to mount a drive with Veracrypt, but after entering the correct password for admin rights I get "Failed to obtain admin privileges". I can't sudo veracrypt because it is gui. I'm guessing ...
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15 views

Reliably tail/stream a log file to another machine (Keyword: Reliably). Strangely impossible?

I have a growing logfile on a unix box. I just want something that collects that data on another box within a few seconds of it being written.Sounds simple. But I need it to not introduce screw ups ...
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1answer
13 views

MTP device detected under Linux but not under Windows

I designed a board embedding a custom Linux built through buildroot. This board has a peripheral usb connector to appear like a device when connected to another OS.A MTP-responder python program is ...
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9 views

How do I change fix this white-on-white KDE Konsole Scrollbar?

If I'm running dwm as my tiling window manager, what is drawing the window decorations of my system and how can I customise them please?Steps to reproduce:Install Debian Stable (choose the ...
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linux full system backup with tar

my question is related to this tutorial the script says echo -n "First chroot from a LiveCD. Are you ready to backup? (y/n): "but is it really necessary to chroot into the system from a LiveCD?...
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backupninja rsync su: unrecognized option “--delete”

I'm trying to make a backup of my data with backupninja and it fails like this :➜ /etc sudo backupninja -d -t -nDebug: check_perms /etc/backup.dDebug: perms: drwxrwx---Debug: gperm: rwxDebug: ...
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1answer
48 views

mv within shell script does not move files

Often discussed, yet the answers did not get me to a solution unfortunately, and I am a bit ashamed that I need to ask this question again. But, here we are.I have a shell script dosomething.sh with ...
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28 views

Network : Linux can't connect to specific site

I have a local network connected to internet, and several computers. The Windows machines are working just fine, but all the Linux machines (VMs or hard) can't connect to one specific site (on any ...
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7 views

extend gnome-shell PATH for access to ruby binary with RVM

I have a terminal written in ruby that I install with a gem. I want to be able to launch this terminal when I hit Alt+F2 in gnome-shell. When I used the ruby version of my system, I just have to ...
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Abnormal font in kali Linux programs like opera browser, skype, qtwebkit

I have problem with my OS. The fonts in Kali Linux programs are showing abnormal. What is the problem?Hint: I think the source of this problem is from PyQt4. I installed PyQt4 with Python 2.7 on my ...
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2answers
28 views

What is the recommended FDQN for a local laptop on a DHCP home network?

I have a pretty common home network and a laptop that connects to it either by Ethernet or wifi and gets an IP using DHCP. What is the recommended configuration for FDQN, including hostname and /etc/...

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