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

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Kali Linux inside VMWare using NAT: DNS not resolving names

I have a Kali Linux installed in VMWare Workstation. The virtual machines is configured for using NAT. The host server is Windows 8.1. DNS in Kali is not working: $ ping -c1 www.google.es ping: ...
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1k views

Battery detected but not charging (remains 0%)

I've recently bought a new, 6600 mAh battery for my Acer Aspire One Netbook (AOA110, ZG5 Model) that refuses to charge. My adapter will charge the old battery (although it only lasts 10 minutes), so ...
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7 views

Cant get my Genius Luxemate Scroll KKB-2040s to work

Last time i used this keyboard it was on windows vista, now im using the keyboard on my Linux(Ubuntu 14.04) laptop with a "ps/2 To USB" cable from here (website is in danish) When i stick the ...
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18 views

Screen: user session closed, why?

For a couple of years now have been relying on a bash script that invokes a java server process via screen; until last night it has run flawlessly, just ssh into remote server >> sudo screen >> invoke ...
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7answers
4k views

Hex editor for large files in Linux

I need to edit and navigate through a rather large binary file (~8 GB) in Linux. I'd use Hiew if I was on Windows, are there any similar tools for Linux? Preferably GNOME applications, but ...
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2answers
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Cannot change the desktop wallpaper in Ubuntu 14.04

I tried installing GNOME packages to Ubuntu 14.04(unity). I used these codes. sudo apt-get install gdm sudo apt-get install gnome-shell sudo apt-get install ubuntu-gnome-desktop ...
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0answers
7 views

ethernet port is not detected in freescale MPC8569 board after kernel updrade

I have a freescale MPC8569 embedded board. previously, I put linux version 2.6.32 on it and all interface connected to processor are working properly. Now, I upgraded my linux version to 3.10 and now ...
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1answer
19 views

Translate ssh tunneling command to Bitvise settings

With the help of an expert, I have set up a ssh tunnel. The sever side is all set up (I own the sever), and I can use the following command the set up the client side (on Mac/Linux): ssh -f ...
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11answers
25k views

Find amount of users online in linux?

how can i see how many people are logged on to a linux machine? i know the 'users' command shows all the people logged in but i need a number... is there a switch for users that i am missing in the ...
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0answers
5 views

connection timeout in gnome connection manager to use ssh to server

conection-manager tool in UBUNTU to ssh to one of my server. Previously i was using putty in windows. Consider a situation, where i want to run continous ping and lock the screen, after 2 hr it ...
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3answers
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How can I determine what process has a file open in Linux?

I'd like to determine what process has ownership of a lock-file. The lock-files are simply a file with a specific name that has been created. So, how can I determine what process has a particular ...
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1answer
12 views

Can't set locale to en_US.UTF-8, but locale -a says it's available. No root

I'm trying to use powerline symbols in gvim. Part of that requires that I set my locale to UTF-8. export LANG=en_US.UTF-8 Afterwards I see the following errors. For gvim: bash-4.1$ /usr/bin/gvim ...
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0answers
8 views

OVH linux vps stuck in rescue mode

I have tried the fdisk -l command and it shows no drives at all, i tried ls and get nothing, I am pretty new at this so what should i do? the control panel on the site will not allow me to reboot in ...
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2answers
41 views

SSH config host match port

I have a server that has multiple "SSH daemons" running (actually Stash and OpenSSH), with different SSH keys needed for each. These daemons are listening on 2 different ports. In the SSH config on ...
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2answers
34 views

How does an OS run before drivers are installed?

I am looking into hardware compatibility of BSD vs Linux vs Windows. One comment that keeps reoccurring is "check your hardware before installing any variant of BSD". This is also a (smaller) issue ...
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0answers
2 views

remove group by gid ubuntu

When I open a shell I get the following: groups: cannot find name for group ID 10065 id prints: uid=xxxx(user),27(sudo),105(fuse),10004(pr_SDIS1),1006 How do I remove this group?
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1answer
4 views

Delete `--_--.sparseimage`

I have a file named: --_--.sparseimage This file was created by OSX Diskutil app, but because the filename itself is troubling, Diskutil cannot fill it with any data. And I can't seem to make any ...
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0answers
15 views

Btrfs: RAID 1 on 3+ devices

I currently have a Btrfs partition with four devices: three 3 TB drives and a 4 TB drive. Data and metadata are RAID 10, so I have 6 TB of usable space, which is almost full. I'd anticipated that RAID ...
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2answers
51 views

Inheriting file permissions

I currently have an AirPlay audio streaming service (Shairport) running on Raspbian on my Raspberry Pi. I have it configured to save the metadata for the songs that are played. For every song, it ...
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3answers
3k views

Firefox trying to download local .swf files

I'm quite annoyed with my firefox and Flash files : When I try opening a .swf file with it: If the file is on the web (via http://...), it plays normally in browser If the file is local (via ...
0
votes
1answer
23 views

How to Use Different Size Drives as a Single Volume Mounted in Windows via Samba Share

I have a Linux server with four 2 TB drives in a RAID arrangement. This array is then added to a Volume Group and a Logical Volume is created from it. This Logical Volume is shared out to a Windows ...
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0answers
8 views

Raspberry Pi - SSH forbidden

I've been using MySQL Workbench to add a few databases to my raspberry. However, when I turned it on and on again, it wouldn't let me allow logging in again. bash: /etc/profile: Permission denied ...
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0answers
9 views

Follow current window in screen -x

Using screen -x (after connecting over ssh) from a second computer is a great way to follow what someone is doing in a terminal. However, if the first person changes the screen window (C-a p or C-a ...
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2answers
19 views

Speed up ubuntu on desktop by moving some directories to a faster storage

I want to speed up my ubuntu install a bit. I was using a RAID1 setup for the whole system (separate md for /home and /). Now (thanks to ...
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1answer
19 views

'iwlist wlan0 bitrate' says “unknown bit-rate information”

I set bit-rate of wireless interface 'wlan0' using iwconfig wlan0 rate 54M fixed Now, how do I verify if it was set right? iwlist wlan0 bitrate says unknown bit-rate information
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1answer
32 views

Unable to compile GTK+ application

I'm trying to compile a simple GTK app for testing on a Trisquel 7 machine. The packages are derived from Ubuntu 14.04 LTS. I have libgtk2.0-dev installed, but when I try to compile, this is the ...
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5answers
8k views

rsync using regex to include only some files

I am trying to run rsync to copy some files recursively down a path based on their file name pattern, case insensitive. This is what I have done to run rsync: $ rsync -avvz --include ='*/' ...
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5answers
5k views

Is there really a “USB communication protocol”?

According to Wikipedia, USB: defines the cables, connectors and communications protocols used in a bus for connection, communication, and power supply between computers and electronic devices ...
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0answers
10 views

Can I use my DSLR as webcam through gphoto2 + v4l2loopback?

So, what i'm trying to do may be a little complicated, by i'm finding my way. Let me explain the basics: 1 - I have an DSLR camera and i want to use it as webcam (but v4l2 can't make a /dev/videoX ...
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1answer
12 views

Listen for wakeonlan request

I would like to know how to listen for wakeonlan paquets on a running system. I know that my question if a little bit useless, because is a system is running, there is no need to wake up it!
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0answers
14 views

AWS EC2 Linux headless Firefox issue: Xvfb: undefined symbol: pixman_glyph_cache_create

I have been using AWS EC2 Linux for a while for a headless Firefox/Selenium task. I built it using the instructions from ...
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0answers
3 views

Unable to get kickstart file from http webserver?

I'm trying to get a vm up using a kickstart file. However, whenever the virtual machine initalize, it says it is unable to located the kickstart file from the location provided. Code to build vm: ...
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2answers
40 views

Why would my RPC server use 5x CPU when moving to a newer Linux kernel?

We're kind of running into a wall here, so I figured it was worth asking on this site. We have a Java process which serves up old Sun RPC connections as a compatiblility layer into a new system. On ...
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1answer
4k views

Issues installing Kali Linux alongside Windows 8

I am running Windows 8 64-bit with an i3-3230m with 750GB HDD and 8GB RAM. I installed Kali onto a 40GB unallocated partition. (Note: I had to change to Legacy mode in BIOS or my computer would not ...
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vote
1answer
164 views

What Wifi USB adaptors could work in __ap and station mode at once

I followed these instructions and still can't get AP working on the same interface. I have these devices: Ralink corp. RT3060 Wireless 802.11n 1T/1R is giving me an error: RTNETLINK answers: No ...
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4answers
5k views

how to make tcpdump to display ip and port number but not hostname and protocol

I'm using tcpdump for some tests I want to see the IP and port number but the output of tcpdump is like IP pl1snu.koren.kr.http > kitch.pl.sophia.inria.fr.dnp: Flags [P.], seq 54:72, ack 1, win ...
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0answers
7 views

Failed to modify entry for user in samba with tdb backend

I have a debian server with samba. I can no longer manage users accounts. I can't add, modify or remove them. This is Debian wheezy with samba 3.6.6. There is no ldap and the database backend is tdb. ...
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1answer
10 views

How to get horizontal scrolling in XMonad

I've recently started using XMonad. While I can use the trackpad to scroll through a web page vertically (top-to-bottom) I cannot use it to scroll horizontally (side-to-side). How can I set XMonad ...
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1answer
12 views

Unable to access data from a application/octet-stream; charset=binary file type

I have a file with .bck extension and file -i returns this: application/octet-stream; charset=binary I don't know where this file came from but someone asked for help. The file is supposed to be a ...
1
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1answer
27 views

Deplying IPv6 across multiple interfaces with one 6in4 tunnel

I've got a 6in4 tunnel from Hurricane Electric at home which gives me IPv6 connectivity one interface, br0. I'd like to offer IPv6 connectivity on a separate interface as well, br1. How do I enable ...
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0answers
11 views

Getting Dual-boot to work on (non?) UEFI system.

This is the first time I'm working on a Laptop with UEFI so bear with me. I'm gonna bullet-point this to make it quick: HP Envy 6 Windows 7 Preinstalled Default BIOS setting: Legacy Support - ...
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1answer
21 views

How often the application is used

Good day everyone, How can I detect application which are rarely used on Linux? Is there any command or tool that can give me the list of all the application's usage frequency?
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1answer
21 views

Unsupported GPT detected. Use GNU Parted

I'm installing Android-x86 in Dell XPS on SSD disk. I use GPT on SSD disk as follows with using gparted. $ sudo parted -l /dev/sdb Model: ATA SAMSUNG SSD CM85 (scsi) Disk /dev/sdb: 32.0GB Sector ...
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votes
1answer
20 views

SSH - Ignoring $PS1 in .bashrc

Relevant file contents: http://pastebin.com/6VtWcaWG Everything else including the aliases and the PATH variable are fine, but when I log in as root on my remote machine, the correct $PS1 (set in the ...
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2answers
302 views

Is Yum (and YumEx) intended for use on Debian/Ubuntu systems, as well as CentOS systems?

I have been building C++ server applications for Linux, typically in a CentOS environment within a virtual machine. A while ago, when setting up my development environment in CentOS, I became ...
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1answer
47 views

Download yum packages on Debian for an offline fedora20 system

I need to download YUM packages (namely java-1.7.0-openjdk, gstreamer-plugins-good, gstreamer-plugins-bad and gstreamer-plugins-ugly) for an offline Fedora 20 machine, and I'm working on a Debian 7. ...
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votes
1answer
12 views

Unable to launch XBMC installed on OpenMediaVault on a VirtualMachine

I'm wanting to test different distribution to test which OS I will take for my NAS+HTPC. Just for some context: I want to put a NAS and the HTPC on the same server because my main usage is to put ...
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0answers
5 views

how to capture “DROP”ped packets on OUTPUT of iptables?

having a fairly complex OUTPUT processing on iptables, how does one go about capturing / displaying (at least similarly to how tcpdump captures them) the packets that were to leave through an ...
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2answers
828 views

Copy all files from one location to another in Linux, without copying the directory itself

I want to copy some or all files from a directory test/A/ to directory test/B/, but without copying directory A itself. I tried the command cp -R test/A/ test/B, but it copies the directory and the ...
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2answers
13 views

chown not working on ext4 hard drive

I have a new 3TB internal hard drive and after writing some data to it I completely zero'd the drive using DD. I then created a partition table (GPT) in Gparted and created an ext4 partition. All went ...