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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1answer
26 views

Multiple X displays per monitor

I am developing software for a target system which has 3 displays, one per monitor: localhost:0.0, localhost:0.1, localhost:0.2 Though the target system has 3 monitors, my development system has only ...
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2answers
88 views
+50

Which is the user‑space command for resuming from hibernation?

During a long time, I used echo disk > /sys/power/state In order to hibernate to/dev/sda10and I was using the initrd of my Debian distribution to resume. But recently, I switched to a raid ...
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0answers
8 views

checksetup.pl issue while updating bugzilla to 5.0.3

I have a problem with updating to Bugzilla 5.0.3. The problem is when I try to run checksetup.pl and this is the output that I get : Updating old chart storage format... Updating old charting data ...
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1answer
19 views

Uninstalled Linux, still getting stuck on “grub” boot menu?

I installed then uninstalled Linux on a Windows 10 machine according to instructions at (http://www.howtogeek.com/141818/how-to-uninstall-a-linux-dual-boot-system-from-your-computer/). I removed the ...
0
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0answers
11 views

WiFi settings missing in RHEL7

I recently installed RHEL 7 in dual-boot in my computer. Its WiFi (wireless connection) setting is missing while my computer has a wireless NIC. Here is link of screenshot of my desktop is here: ...
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3answers
42 views

Linux server just as RAMdisk

I want to setup an anti-forensic Linux server to protect my users. My aim is to have the Linux distro and everything inside of it running from RAM, never storing anything permanently. It is possible ...
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0answers
25 views

OS in a network computers [closed]

Hy everbody ! I have a networked computers that i have implemented the windows operating system at both the server and at stations. I would like to pass on to future operating system Linux, both on ...
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1answer
17 views

Install Firefox addon in chroot environment

My goal is to install some Firefox addon inside some chroot environment. I see 2 options here: either run firefox with X from within the chroot and install the addons or put all the files where they ...
0
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1answer
21 views

Why does Software use it's own proxy settings?

Why does some software on Linux e.g. wget and apt-get/aptitude don't make use of the system variables for proxys? Is the difference between all the system too large to do that or is it just because ...
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0answers
20 views

nvidia-smi shows ERR! on one device. What does this mean?

My device 1 is showing an error that I've never seen. The same code is running on device 0. It won't keep, dies with no error, on device 1 (due to the ERR!). Is this a hardware or software thing? ...
1
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2answers
18 views

Configure SNMP to send messages to two different monitoring platforms

Is it possible to configure snmpd on Ubuntu (via snmpd.conf) to send messages to two different monitoring applications? For example, lets say I have defined a read only community called 'readonly', ...
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0answers
13 views

Kali - Live Session has no Install Kali application

Good day all When attempting to install Kali to my HDD, Kali ofcourse being on my USB drive: I ran into 2 problems. Source of ISO : Kali Official Site v2016.1 //reason for point 2 1. From Kali ...
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0answers
24 views
+100

Linux mdadm does not assemble array, but recreation of array does it

Maybe i'm not very clear in the title. When i'm trying to assemble my raid1 array with mdadm: sudo mdadm --assemble /dev/md0 /dev/sdc /dev/sdd It tells me that mdadm: Cannot assemble mbr metadata ...
1
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2answers
39 views

Ubuntu find files and directory matching a name in one line

There are parameters of find command for finding files and directories respectively -f and -d, but I want to avoid writing two find commands and && or || between them. I want to find file or ...
-1
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0answers
25 views

set a password on multiple existing rar files

I am after a command-line solution to add a password to several existing .rar archives, if feasible. I created a bunch of .rar files (hundreds of them), but absent-mindedly forgot to set a password ...
1
vote
1answer
17 views

How to allow multiple users to access to the same crontab in Debian Linux v8.4?

I am trying to create a crontab for a group of users, lets call the group "testGroup". There are 3 users, and I want to give all of them access to the same crontab. I did some research and tried to ...
0
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2answers
30 views

Cannot ssh to localhost using key

I have set up an ssh key and want to connect to localhost using key only, without password (note: this is just a test; ultimately I want to connect to an internal git server, where the same problem ...
0
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0answers
15 views

Extracting zip files within zip files

I have a file which contains an unknown extremely high number of zip files, only within each other, and a file at the bottom, like so: ...
0
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1answer
27 views

RSA public key encryption using pkcs padding mode

I have a public key (modulus and exponent) in Base64 encoded form: MIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEA4IJZLsjlx+o4RSvafaAcReoNnzrI0UXu7kZyXPe31ql32X9AvhC6QQIU... I want to encrypt a text ...
0
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0answers
15 views

Matching 3 or more words from fields in seperate csv files.

I have two csv files: This is csv1: 11, The Sun Still Shines in Reading, 64312, 464566 13, You and Me Together Again London, 564564, 131355 12, What's the Story Now Your Gone, 4545646, 1124545 17, ...
-4
votes
3answers
86 views

Is Linux virus-free? [closed]

Everyone says the Linux open source platform is not affected by virus to as compare to Windows operating system. Linux like any OS is just another program which has design flaws and security ...
0
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0answers
25 views

dd'ing images onto an SD card

I have a somewhat weird situation I'm trying to dd an OS image (something which I dd'ed off a card earlier) onto an SD card. The card capacity is 8GB and the image was made off an SD card of similar ...
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0answers
39 views

What are the most basic Linux commands every developer should know? [closed]

Define what are the basic Linux commands. Like as a five basic commands: ls cd mv mkdir rm Additional basic commands: echo, cat, man, pwd, cp, ln, less, grep, tail, ssh, reboot, poweroff. Define ...
1
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1answer
16 views

Diskstation (Networkshare) - Deleted File but Space still in Use

So I've been trying to clear up some space on my backup drive. The Volume is 17TB in Size but it's in use by 96%. Now, I deleted a 2.5TB File but the usage isn't going down. I've went ahead and ...
0
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0answers
16 views

Can't access Samba shares after moving to another server

Here's the issue: I've recently decided to move whole Samba service to new server without recreating everything again. So, I installed Samba on CentOS 6.7 and overwrote the following: /etc/passwd, ...
1
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2answers
66 views

OEL7 - How do I get perl-Template-Toolkit and perl-XML-LibXSLT without CPAN?

I want to open this thread by saying that I'm no Linux expert whatsoever. I'm currently attempting to install otrs-5.0.10-01.noarch.rpm (otrs.com) on OEL7_x86_64 which seems to be built upon Red Hat 7 ...
1
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0answers
15 views

Unique ID of storage device

I've come across license systems that are somehow tied to the storage medium. While basing this on the UUID on the filesystem is fairly straightforward, I do not believe this is the case (see below). ...
2
votes
1answer
43 views

cp only files, skipping directories

Using cp to copy files from a directory that has an empty directory in it as well results in error return value, which fails my script. Is there a way for it to just skip the directories without ...
0
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1answer
17 views

How to enable shortcuts (copy-paste) inside chrooted java app?

I instaled java-based app Lotus Notes inside ubuntu 12 chroot on debian host systems. I run it with enabled xhost+ on based system How to enable Ctrl+C, Ctrl+V shortcuts inside Lotus Notes. The ...
1
vote
1answer
27 views

How to use '!!' (double exclamation) in bash script?

This is the scenario: Sometimes I want to open a list of files using vim. That list of files is output of a command. So I can type vim $(!!) and open those files after running that command. Is it ...
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0answers
14 views

Tripwire: Allow to add and remove files, but not modify them

I'm hosting an ubuntu server 14.04 I want to secure with tripwire (that one from the repositories). I have a cache directory, where files are added and removed but will never be modified once ...
3
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0answers
14 views

How to eliminate a whirring noise in Linux Yocto?

I am working with an Intel Edison board that has Linux Yocto. I have this issue of whirring noise when I try to record voice with a microphone. My microphone works fine with Windows. I tried to search ...
0
votes
1answer
23 views

Asus netbook (Windows 10) *will not* boot from USB drive

I am trying to install Linux on my Asus X205T netbook from a USB drive. Recently I used the same drive to install Ubuntu on a relative's laptop. I formatted the USB drive on my Macbook Pro using ...
1
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0answers
12 views

SATA III PCI-E controller card hangs installers / live CD

This is a long shot, but figured I'd ask here to see if anyone has a solution to my problem. I was wanting to put together an inexpensive file server, so I picked up an ECS motherboard that has an on ...
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0answers
9 views

mounting a RAID array on a machine with conflicting device name

I have a machine with the following RAID arrays connected: xxxx@xxxx:~$ sudo /sbin/mdadm --examine --scan ARRAY /dev/md/0 metadata=1.2 UUID=6c2e2072:4db41563:d93a9ae5:dfb29ffd name=xxxx:0 ARRAY ...
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votes
0answers
21 views

Linux distro for physicist [closed]

I wonder if you could help me to find out what Linux distribution suits me most. I had an amateur level of computer usage. (probably English language too) I am working as a physicist. So here are my ...
-1
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0answers
21 views

I accidentally set the addressable memory limit to 0

On Suse Linux Enterprise Server SP3 I wanted to set the addressable memory limit to "unlimited". Since I don't have much experience with this parameter, I tried to play by ear and after a few searches ...
0
votes
0answers
11 views

ThinkPad T520: screen is constantly white after closing the lid without turning the laptop off

Today my ThinkPad T520 stopped showing anything, it always shows the white screen. How it happened: in my Linux Mint, I verified that when I close the laptop lid, it enters Suspend mode, and when I ...
1
vote
1answer
13 views

Trouble with build dependencies when installing Plank dock from source

I'm trying to build Plank from source but I'm having some trouble with the dependencies. I'm following directions from http://wiki.go-docky.com/index.php?title=Plank:Installing#Install_Dependencies. ...
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0answers
45 views

Jenkins Android build tools v23.0.3 BUILD FAILED

I am facing issue with Jenkins automation build for android. I have updated the build-tools from 22.1.0 to 23.0.3, and compile sdk to 23 from 22. All the dependencies are updated to 23 Installed ...
-1
votes
1answer
28 views

Remove first space in directories name recursively

I have reencoded a huge collection of music and now, I don't know why, all the directories name begin with a space. I want to know how to remove this space in all the directories name without having ...
-1
votes
1answer
27 views

Can i clone a running vbox machine? [duplicate]

Is it possible to clone a running VBox machine? I need this because I can't turn off the machine during its purpose so I was wondering if something like that is possible? I tried by cloning the ...
2
votes
1answer
43 views

GIT from source: fatal: Unable to find remote helper for 'https'

Due to me not having root rights, I compiled git from source locally. My distro is OpenSUSE 13.1. Googling the error fatal: Unable to find remote helper for 'https' It was suggested that curl is not ...
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0answers
15 views

SUSE SLES 11: zypper: Ignore dependency in scripted setup

I have an issue here, trying to install libopenssl-devel on a SuSE box. The installation is purely from DVD (no online updates involved). $ sudo zypper install libopenssl-devel Loading repository ...
0
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1answer
25 views

Where are the PHP error logs stored on a Debian 8 “Jessie” server?

I know this question has been asked many times before, and I've looked at all the answers but they don't seem to work for me. I am trying to check if the error log is turned on for PHP, so I went to ...
2
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0answers
9 views

Backup multiple virtual machines and save backups to host

I have linux centos server with multiple ( 10 ) virtual machines running on vmware. Is it possible to make backup on database and specific directory on each virtual machine via script and cronjob on ...
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0answers
4 views

Change key mapping for a single program in Linux?

Is there a way to change key mappings on Linux for just a single program? As in something like $ run-with-mappings mappings-file ./the-program-i-want-to-run
0
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1answer
17 views

Creating another user for a certain domain

I typically tend to log in as root, which I know is bad practice. So I created another user, let's call it user1. Except now when I log in as that user I am placed in an empty /home directory and it ...
1
vote
1answer
15 views

Debian: php and php5

I'm running a small private Debian Jessie server, acting as a private cloud / hosting platform. Often times, I've faced 'difficulties' installing services with recent PHP requirements because, while ...
3
votes
1answer
50 views

How to secure Linux terminal with Google Authenticator?

How to secure Linux terminal with Google Authenticator for root access and login?