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.

learn more… | top users | synonyms

0
votes
1answer
11 views

How to transfer WinRAR key to Linux

Situation: I have bought WinRAR license some time ago and have rarreg.key file. I would like to continue using RAR program on Linux licensed with my key. Question: Is it possible to transfer ...
0
votes
1answer
30 views

How can I find invalid images?

I have a directory with sub-directories. In the directories, there are a lot of images, crawled from the web. How do I loop through every file and show those files which are not valid image files? ...
1
vote
1answer
20 views

dd aplied to dev USB before connect corrupt /dev/sdX and dont work

I have a USB where I'm coping an ISO of 5 Mb aprox with a small OS with its own grub. If I connect the device and check it sudo fdisk -l I get: ... Device Boot Start End Sectors Size Id Type /...
0
votes
1answer
51 views

How to extract specific data from the table?

Here is the table... Group Name Designation 2 (John) Front End Developer 12 (Jim) Back End Developer 8 (Jill) Full Stack Developer 21 (...
0
votes
1answer
38 views

Using WSL as a server

I recently got WSL installed, and after playing a bit was wondering about a couple things... first, is it possible to treat it as a server? For example, if I wanted to host a small mysql db- it looks ...
-1
votes
1answer
25 views

Is there a tool like diff -r that compares a directory tree against a manifest file using hashes?

Here's my situation. I have two cold-storage archive volumes that (should) contain identical sets of data. These volumes contain infrequently accessed backups. I am concerned that, eventually, bitrot ...
-2
votes
1answer
62 views

How to install Windows on Linux

I need to install windows (7-10) under linux. I found a way to deploy wim-image, i have a problem with bootloader. I didn't find a way to boot from grub directly. I wanna try to copy bootmgr via dd. ...
0
votes
0answers
23 views

Ethernet adapter/router stopped generating/assigning global IPv6

My ISP provides dynamic IPv6 addresses which i use in conjunction with a DNS update script and a domain to access my computers from anywhere, but for some reason my ethernet network adapter or router ...
0
votes
1answer
77 views

How can I logically separate interfaces on a host?

Problem Introduction I have a network topology which looks like the below diagram. All hosts are running different Linux distributions, and all my configuration should (hopefully) be done on Host A, ...
4
votes
1answer
49 views

Why does sudo depend on vi?

the package sudo-1.8.15-2.fc23.x86_64 in fedora 23 depends on vi, as attested by: $ rpm -qR sudo | grep vi /usr/bin/vi Why? Is it a mistake on the side of the package maintainer? This dependency ...
0
votes
0answers
11 views

USB drive gets write protected after first operation in ubuntu

Inserting my drive on my Ubuntu Linux makes it write protected after the first operation (either copying or writing). The drive is normal on windows even after. I have not checked it on other Linux ...
0
votes
0answers
12 views

Date settings only last 30 minutes

I need to update the date for a Accesspro 4 access control. It uses busybox 13.4. I´ve configured the date via different ways #date -s "2016-06-13 14:00:00" or #date +%Y%d%m -s "2016-06-13 14:00:00" ...
0
votes
2answers
40 views

How to add a second local loop_back address?

I already have a loopback address at 127.0.0.1, which corresponds to a host in the local loopback network 127.0.0.0. How could I create a second local loopback host with an address of 127.0.0.2 ?? ...
0
votes
0answers
11 views

Expanding storage on a soft RAID10

From what I understand this is possible, but I can't find a straight answer anywhere about how exactly to go about it, and I don't want to risk losing data experimenting with it myself so I'm asking ...
-3
votes
1answer
25 views

linux ls show seconds for recent files only

linux coreutils ls command shows when using with "-l" option timestamps including hours and minutes for recent files and shows year instead for files older than six months and newer than now. I would ...
-1
votes
0answers
30 views

Concerns about the order of the bytes in the stack

I'm experimenting with format strings vulnerabilities. In particular, I have a vulnerable C program like the following one: void test(char *arg) { char buf[256]; snprintf(buf, 250, arg); ...
0
votes
0answers
20 views

How to open windows on RDP thin client

We use RDP thin clients in our company. Each have an IP address with a stand alone linux OS on it I want to open windows(gvim, xterm, ...) after ssh'ing to another remote server. Though I set DISPLAY ...
1
vote
0answers
29 views

reroute my traffic to another adapter

My Internet access comes from my ethernet and I want to redirect it to a virtual adapter which is connected to a vpn server. I looked for answers and I'm now aware it has to do with the route rule but ...
0
votes
1answer
32 views

Issues with linux mint installation on vmware player

I downloaded the iso image of Linux mint 17.1 cinnamon and then burned it to a dvd.I get this strange message from VMware player. Even when I instead use the iso image itself instead of the dvd,I get ...
0
votes
0answers
39 views

Finding Where Download is Coming From

How would I determine where a download (or update) from software is coming from where it doesn't give the user a URL? Take for example Google Chrome Web-Based Installer, Origin Updates / Game ...
0
votes
0answers
14 views

Plasma 5 login user list

My computer runs on a network configured with LDAP. I recently updated to Kubuntu 16.04 from 14.04, and now I cannot login graphically. On 14.04, the login screen used to show my username and two ...
0
votes
1answer
52 views

Redirect keyboard input to unfocused program

While one program is focused (a full screen web browser) I want to pass keyboard input to another unfocused program (an ssh terminal) in Raspbian/Pi3.
1
vote
1answer
37 views

Could curl print latency in terms of milliseconds?

Wondering if there is an option for curl to print latency in milliseconds? An option that works on either Linux or Mac OSX would be good.
0
votes
1answer
29 views

Import WPA-EAP Wifi config from Mac OS X on Linux

We have a serviced office and the company that provides the Wifi service only gives out a unique username and password and an .EXE file for Windows users to configure the Wifi connection, which is of ...
0
votes
0answers
11 views

xrandr outputs only screen, no modes, nothing

AWS GPU Instance with NVIDIA Corporation GK104GL [GRID K520] Following is the xrandr output $ xrandr --display :0 Screen 0: minimum 8 x 8, current 1280 x 1024, maximum 16384 x 16384 No Modes, ...
0
votes
1answer
23 views

Problems connecting to my Mac via SSH

I have Mac with remote access enabled. I can easily connect to it via SSH within local network. I have configured 22 port forwarding on my router. But I can't connect to my Mac via SSH by using router'...
-1
votes
1answer
85 views

Is there a way to limit buffer cache size in linux?

I've got program consuming a lot of memory during I/O operations, which is a side effect of performing loads of them. When I run program using direct_io the memory issue is gone but time it takes for ...
1
vote
1answer
19 views

How to 'set -x' for scripts other than my own

I am still dealing with a bug from another question which has gone unanswered because I can't get debugging information. I have scripts running other scripts and I need to see how the tty is getting ...
1
vote
0answers
32 views

how the macchanger script actually works

How does the macchanger script in KALI Linux work? I believe that it changes the MAC of the interface in RAM so that the spoofed MAC is attached to the packet until the system is reset. How does the ...
1
vote
1answer
42 views

Share mounted samba share in another share

I have a directory that is shared via samba. Now I mount a share on another computer to a directory that is inside this share. The problem is that this mounted share appears as empty directory when ...
0
votes
1answer
79 views

Upgrade gcc to gcc-4.9 in RHEL 7

redhat 7 has gcc 4.8.5. I want it to upgrade it to 4.9. For that I've used the below command sudo yum install devtoolset-3-gcc.x86_64 And I got the below response Loaded plugins: amazon-id, rhui-...
0
votes
0answers
16 views

Typora Mardown Editor on Linux using Wine

I have been trying out markdown editors recently, and I have found that Typora (typora.io) is absolutely amazing. I really want to use this on my Linux laptop (Arch Linux x86_64), however the Linux ...
0
votes
0answers
23 views

Postfix relay should depend on sender

I have a Linux server with Postfix, and I need to send mail with several different sender addresses. Something like this: If the outgoing mail contains From: xxx@alpha.com, Postfix should use one set ...
2
votes
0answers
23 views

Linux Mint 17.3 screen is not automatically locked when I manually lock the screen

My problem is basically as the topic says. I am using GLMatrix screensaver from xscreensaver. I set the delay before locking screen to immediately, lock the computer when inactive to after 1 minute. ...
2
votes
2answers
76 views

How to send an email attachment using command line in Linux without physically creating the file

I am trying to send an email with a CSV attachment, however it is not possible to locally create the file. Is there any way to pipe the content (I have the content in a variable in memory), to ...
0
votes
1answer
28 views

XEN 4.4 How to configure dom0 and domu with different ip subnet on Debian Jessie (OVH)

please help to configure dom0 network. dom0 host is Debian jessie. I need to configure domu to accept different subnet from ip main (dom0) in OVH. Here is topology my network: A.B.C.254 ---- A.B.C.81 ...
0
votes
1answer
20 views

Running VM image created by Workstation in Windows in a Linux machine

I have a Windows machine, on which I'm running a VM image using Workstation. I would like to run this VM image on a Linux machine. I know I at least need the Linux version of Workstation. But is the ...
0
votes
0answers
16 views

How to get IP address list of two VMWare instances on one host?

I have two ubuntu virtual machines of VMWare running on a Win7 host. They all use NAT mode for network . They can communicate each other if I specify IP address, which I get from ifconfig command, i.e....
0
votes
0answers
25 views

Kali linux booting to black screen after selecting “Install” or “Graphical Install”

I want to install Kali 2.0 on my laptop, it boots fine to the GUI part where you select the installation option, but when I select "Install" or "Graphical Install", it just boots to a black screen ...
0
votes
0answers
3 views

Ubuntu 14.04: How to let printk print to a specific file

In earlier version of Ubuntu, this can be done by modifying the /etc/syslog.conf file. But now in Ubuntu 14.04, this file is not missing. How can I let printk print to a specific file?
0
votes
3answers
89 views

Partially Solved: SSD security password - stuck with an I/O Error

Model in question is a Kingston SV300S37A120G. I read here that when trying to unlock a security password, I should put “quotes” around it if it contains special characters. Does that apply for caps? ...
0
votes
1answer
24 views

Which folders from /home should I move to a SSD?

I recently bought an 128GB SSD for my laptop. After moving everything in / to the SSD I still have 95GB left on it. Now I was thinking about moving some of the content of /home/ to the SSD. As far as ...
1
vote
1answer
27 views

Kali Linux boots only when USB is plugged in

Hello I need a little help hopefully somebody can point me in the right direction. I was having problems getting my macbook pro mid 2010 to boot from usb (to install Kali Linux), after selecting ...
1
vote
1answer
16 views

Cannot restart apache onto Linux Mint

Linux Mint is the Guest System on Virtual Box Windows 8.1 is the Host System danko@danko-VirtualBox ~ $ sudo /etc/init.d/apache2 restart [sudo] password for danko: Restarting web server apache2 ...
3
votes
1answer
24 views

PDF: Multiple pages with different size on one page

I have a PDF with 6 pages (let's call dem A-F) in portrait format. (example file) The pages have two different sizes: A,C,D,F: 101.5mm x 215.5mm B,E:9.9mm x 215.5mm (so they are a bit narrower) ...
0
votes
0answers
12 views

Show / browse directory tree from file

I have a file that may be the result of some ls -R, find or whatever, containing some columns, one of them is a file path. Is there any easy way to browse this in a more tree-like fashion, e.g. like ...
-1
votes
1answer
34 views

Does ext3 filesystem allow to extend partition when mounted?

I read that ext3 filesystem can be extended "online". Does ext3 allow to extend a mounted partition? I found this strange question on a test.
-2
votes
0answers
18 views

take a word of a list and search for comparison in other lists

I am trying to make this as simple as possible with Linux commands/script without much programming, but if it is not possible, just let me know. I have a document with lots of words (in each line a ...
-1
votes
1answer
22 views

Unmount btrfs subvolume from tree

On an btrfs volume, I have a folder snapshots/ in which I store a snapshot of the whole volume from time to time. btrfs automatically mounts all subvolumes, eg. after mounting the top volume, ...
0
votes
1answer
43 views

how to mount chroot /proc on ubuntu start

In order to run java inside chroot environment I have to mount /proc file system using the following command mount -t proc none /proc inside the chroot environment or mount -o bind /proc /path/to/...