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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Can I get Emacs to save a local copy when editing a remote file?

I know I can edit a remote file over SSH by opening a file path of the form /ssh:user@host:/path/to/file. However, right now I'm working on a kernel module in a Linux VM. Since my kernel module might ...
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60 views

Transparently split file | Hardlink to file part

I have really big file (TrueCrypt container) and I want to save it in some cloud, but it has constraint on file size, limiting to 2 Gb, also it has some tool to sync directory. The idea is to create ...
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144 views

How to run a script on ssh login and run another script after the first terminates?

I'm trying to run a script/shell just after I login via ssh to my host with a "guestUser" the mission of this user is to connect to another remote host via ssh, I've created this user on my host: ...
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777 views

How can I delete the content between two tags in a large xml file (>2GB)

The File in Question is XML but I want a Shell Script to remove all the binary (Base64) encoded images that are embedded. The files are generally huge (>2GB). I want to delete everything between: &...
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78 views

Linux software/application deployment tool like docker?

Docker is great. It allows me to quickly run a web application without having to configure my OS to become a host. I use an OpenVZ VPS so I cannot use docker. OpenVZ is a container itself, ideally I ...
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319 views

Debian: Eclipse 3.8.1 doesn't know anything anymore about Java

I work on a Debian testing, with an Eclipse installed from the repositories (current version: 3.8.1). Since my latest apt-get upgrade, Eclipse "doesn't understand Java" anymore: no Java perspectives, ...
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367 views

Copy files from Solaris to redhat via SCP command run on RedHat console

I have to copy several GB of little files (from few bytes to < 1MB). These files resides on a file system of a Solaris system. No rsync and rdiff software is available on Solaris and cannot be ...
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693 views

VNC - two users at same time

I've set up VNC on my desktop (Linux) and I'm not sure how to configure it so that there can be two users using the desktop at the same time? Is VNC the correct tool for this or will it only allow one ...
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139 views

Merge small files to larger one with specific size and preserving lines

I got a bunch off files with "line-based" content. They have different sizes but I need a lot of files with the same sizes. What I got: File 1, 70 Lines, 5MB File 2, 113 Lines, 15MB What I want: ...
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2answers
101 views

Using Tuleap Agile Dashboard

When planning a release using the Agile Dashboard it appears that the slide function - remove the backlog to a release does not work on my environment. Note that I play the role of administrator on ...
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194 views

Can't install openssh under ubuntu 14.04

I am just trying to install openssh-client and openssh-server on my Ubuntu 14.04 machine. When I do sudo apt-get install openssh-client I get the following: http://pastebin.com/YJp04iin (I ...
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76 views

Why are filename ordering rules different on graphical/non-graphical linux programs?

Here is the output of an ls: x-15.txt x-1617.txt x-2411.txt x-24.txt x-ae.txt x-afag.txt x-bdaa.txt x-bd.txt Note that x-1617 comes before x-24 and the same ordering rule seems to apply to the ...
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2answers
60 views

After a crash, how does Firefox know what tabs I had open?

I browse in Firefox and in a sudden my power goes off. After booting the machine and opening the browser, Firefox knows my last session's tabs. Is there any file that Firefox is constantly writing to?
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2k views

How to use iptables to allow traffic only through ONE SPECIFIC VPN

I'm trying to allow all traffic from my Banana PI running Lubuntu to only go to my LAN or otherwise through an VPN Server. I'm following this guide: http://joelslowik.blogspot.co.uk/2013/05/setup-...
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2answers
90 views

Linux fault tolerant array for home server

Is there any method of creating a fault tolerant disk array with a mix of disks? I intend to use debian linux stable as a file server for home. The data is going to be cloud backed up but I don't ...
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2answers
140 views

How can I convert an Arch Linux VDI as a fully bootable system on an external hard disk in Linux?

I run Linux Mint 17 Quiana 64 bit and an Arch Linux VM. My aim is to convert my Arch Linux VDI into a bootable external hard drive. I am using a laptop so I’ll be using a laptop external hard drive in ...
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2k views

Mounting USB sticks with Thunar. Wrong user and group?

I'm using Debian testing with XFCE as Desktop Environment and Thunar as filemanager. I've an issue regarding the mounting of USB mass storages such as USB sticks. When I plug the stick the icon ...
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194 views

Mount Command Yes, Fstab No

Ubuntu Server 14.04 When I execute this command the share is mounted! sudo mount -t cifs //localhost/share /media/sharemount -o port=5454,username="",password="" However when I try to mount ...
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359 views

Strange Vim/terminal use from ssh via Mac OSX

I am using terminal from a Mac OS X 10.10 (Yosemite) and SSH’ing into a fedora machine and am having a couple strange issues with the terminal: When I :q from vim, the contents of the vim screen is ...
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2answers
661 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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2answers
146 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 http://www.webdesignblog.asia/operating-systems/linux-os/...
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2answers
770 views

MPD fails to load music

I installed MPD on my raspberry running pidora. I compiled it myself, so there might be a problem with that. I configured mpd as it is written in the normal wiki pages: Here is my .mpdconf ...
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2answers
229 views

Read-only file system error for a 4TB WD RED HDD under Ubuntu 14.04

I have two 4TB WD RED HDDs in a machine running Ubuntu 14.04. One drive is perfectly normal, but the other one does not allow writes. The error says Read-only file system (30) in Midnight Commander. ...
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138 views

How can I determine the IP of a remote host in a shell script?

I have an IP alias that switches between two hosts depending on the host's availability. (This is a very large network and the switch is done externally of local control.) I need to determine when ...
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2answers
549 views

CentOS 6.6 nVidia driver and CUDA 6.5 are in conflict for system with GTX980

I am installing the CUDA toolkit and nVidia driver on a machine with GTX980s and CentOS 6.6. According to nVidia I need a different CUDA toolkit (6.5-19 instead of 6.5-14) than normally offered on ...
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2answers
4k views

Touchpad not detected in Kali Linux

Running a Dell 3147 11 inch 2 in 1 with Kali installed on the ssd, it doesn't detect the touchpad. I looked under xinput and it doesn't show up. I've tried this: https://wiki.debian.org/...
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229 views

How to take a screenshot of the console output in linux?

how can I make a screenshot of the linux console output? For example I run the command ls -l and want to make a screenshot of the whole output.
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344 views

Missing linux in dual boot - grub also missing

I had dual boot Windows and Linux (added after Windows). Computer shut down unexpectedly and I then didn't get the grub loader. I used the live cd to try and repair and get the grub loader showing ...
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2answers
470 views

Dual Boot: Ubuntu + Windows 7 with WUBI

In my Windows 7 system, I want to install 64-bit Ubuntu 14.04.5 or Ubuntu-Mate 14.04 as a native windows application, but a full length dual-boot system. Earlier it was possible through Wubi Installer ...
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2answers
274 views

Can ssh but can't access webserver

I have two webserver running. One on 8888 and another on 1234. I can't access them, but I can ssh. I noticed that the settings for the ssh (port 22) look different than for the webserver ports. For ...
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249 views

Windows 8.1 cannot be started from grub2

today I decided to use linux again after installing Windows 8.1... I've tried to boot one of the already existing Linux partitions on my computer but I wasn't successful. So I installed PinguyOS (A ...
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2answers
118 views

Find files then tar with wildcard

I have a series of files called: 2014111test.log 2014111test.log.stuff 2014111test.log.flibble 2014115test.log 2014115test.log.stuff 2014115test.log.flibble I want to find all the log files over a ...
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31 views

How do I copy a file with accompanying symlinks in Linux?

Expected scenario: $ ls -lh /lib/libcurl.so* lrwxrwxrwx 1 root root 16 Mar 26 2013 /lib/libcurl.so -> libcurl.so.4.0.1 lrwxrwxrwx 1 root root 16 Mar 26 2013 /lib/libcurl.so.4 -> libcurl....
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2answers
90 views

Can you see whats happening under the gui?

When I start application with gui from linux terminal, i am able to see whats happening iunder the gui in that terminal. And if it crashes, most of the time there is problem why did it crashed. So my ...
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2answers
724 views

Install windows7 theme ubuntu - fails

I am trying to install a windows 7 theme on my ubuntu OS. I follow some steps steps from another site http://askubuntu.com/questions/50581/is-there-an-ubuntu-theme-available-to-make-it-look-like-...
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2answers
3k views

How to install libav-tools in centos 6

I used tutorial to compile it from source but it never worked for me. I am facing error on following points Download x264 codec and compile it: git clone git://git.videolan.org/x264.git x264 cd ...
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2answers
363 views

Create shortcut for Konsole with stylesheet

I'm using Konsole, and i have this wonderful stylesheet that colors the active tab >> cat ~/tab.qss QTabBar::tab:selected, QTabBar::tab:hover { background: #99BDDA; } QTabBar::tab:selected {...
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2answers
55 views

Is there a way to restrict read access to pages in MediaWiki?

I have a MediaWiki site which is available for public view, and I want to keep it that way, but I would like to make certain pages private -- and viewable only by me. I know this kind of goes against ...
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2answers
399 views

Ubuntu 14.04 LTS drops some DNS replies with “DNS Destination unreachable / Port unreachable” message

I noticed something really really strange I can't figure out, while wiresharking both my 2 Ubuntus 14.04 LTS : somehow randomly, Ubuntu seems to drop some incomming DNS replies. This happens both for ...
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2answers
156 views

How do I find all known IPs for a given domain in Linux?

I am a developer on a project that uses amazon servers for testing. I am switching from using FoxyProxy to routing with iptables because it is more convenient. The trouble I ran into is that when ...
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2answers
70 views

Will load average from uptime effectively explain the system load in Linux?

I have a cron which is scheduled to record the system load using uptime for every five minutes. At times the load average for 5 and 15 min cross 8 (max seen is 10). So is the system under heavy load? ...
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2answers
71 views

Limit VirtualBox guests to one network interface

I have one Linux (Ubuntu) box and inside two Virtualbox guests (guest1 + guest2). The host has two interfaces. (eth0 + eth1) I need to define: Host uses only eth0 Guest1 uses eth1 Guest2 uses eth0 ...
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2answers
43 views

Edit scripts to hide File/Folder in fedora 14

I want to hide File/folders ending with "#" . I used the '.' formula but cant everytime rename 100s of files and folders ,i want the file /folder to be instantly hidden same like when we apply "." in ...
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2answers
34 views

Need help on if test condition

Need your help on below script where I am testing if file found at location /log/TestFile* and id there is only one file then it will display "File successfully Found" else "note found". my second ...
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2answers
34 views

How to copy a url in linux using links?

I would like to know how to copy the current link "highlighted" in links. I know that if you press Ctrl + g it shows you the url but I don't know how to copy it to the terminal.
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295 views

Remove leading null blocks from a sparse file

I'm using logrotate with the copytruncate option. This works well, creating a sparse file that starts with an increasing number of "virtual" null blocks that take up no space on disk. The problem is ...
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2answers
507 views

Virtualbox: run vboxmanage on windows host via SSH?

I'm running virtualbox 4.3.16 on a Windows 7 64bit host with a few Linux guests. I need to be able to issue poweroff commands from one guest to another, but the vboxmanage command isn't working when ...
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2answers
300 views

Dual monitors not working - xrandr shows both

I have two monitors plugged into my PC, one of the monitors is working but the other stays blank. If I boot into Windows both monitors then work perfectly. This is the output of xrandx -q colin@...
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2answers
139 views

How to set up an X server to accept connections from my main computer

I have computer 1 and computer 2. Computer 1 has KVM (keyboard video mouse), and computer 2 just has video. I want to use computer 2 as a remote display for computer 1, and nothing more. Using ssh -x ...
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499 views

how to undo sudoers file

I accidently command the root admin and sudo in sudo visduo file. Now with current user it is not rolling it back because i can't access it any more. File does not get opened with command sudo visudo ...