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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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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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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2answers
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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 ...
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How do I extend RealVNC viewer over two of 3 monitors in full screen mode

I currently have two monitors connected to my laptop, ie. I am working with three monitors. I plan to use my laptop (main) monitor for e-mails and browsing and the other two monitors for my RealVNC ...
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1answer
14 views

Run ifconfig without sudo

I have an embedded Linux running on a imx6 platform. This is a freescale embedded linux. The problem is that there is no sudo available for this linux, but I need to activate and deactivate the wlan0 ...
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Unable to Install KDE on Fedora 19

I had installed Fedora 19 with Gnome. Later installed KDE and removed Gnome. Unfortunately, seems like KDE was also removed along with Gnome. I am trying to install KDE but system says "Nothing to do" ...
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Linux Executable with Unknown type asking to be executable every time I run it

I asked this question on here a while ago but never got an answer so I'm hoping that maybe I can get one this time. When I try to open an executable with the type Unknown I get a message saying: "The ...
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6 views

Multiple Outputs using ffmpeg

I need to convert an audio file(.mp3) to another format(.wav) & also to http stream. I'm using this to convert to 2 different files at a time. ./ffmpeg -i test.mp3 -c:a mp3 -f tee -map 0:a ...
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1answer
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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 ...
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14 views

Giving files copied to directory the same permissions as the directory

I am using LAMP Apache version 2.2.15 on CentOS 6.6. I have created a directory /var/www/dropbox which has permissions rwxrwsr-x. I have made the group www-OtagoHarbour the owner where ...
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Is it possible to access Storage Spaces from Windows 8.1 instance running under VMware Workstation?

I have a single Storage Space (2-way mirror) under Windows 8.1. The disks are in an external eSATA enclosure. It's mounted as a single drive. I'd like to access the data on the Storage Space from ...
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1answer
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How can I force gnuparallel to carry out a command set sequentially?

Gnu parallel is a powerful tool that I use to run many independant BASH commands as a single set in parallel. I would like to be able to run the same commands SEQUENTIALLY without significant changes ...
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1answer
16 views

Switching Distros while keeping /home

Curious question, is it possible to switch to another distro while keeping your home directory if you have the partitions on separate disks? Currently I am running fedora and want to change to Manjaro ...
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10 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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1answer
9 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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Zsh prompt function

why it's doesn't work? setopt prompt_subst autoload -U colors && colors git_prompt() { temp=`git symbolic-ref HEAD 2>/dev/null | cut -d / -f 3` if [ "$temp" != "" ]; then ...
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Access from Win 7 inside Virtualbox to EXTERNAL Samba Ser

even after reading two days of information I havn't found a solution for my problem. I hope You can help me. I'm running Win 7 inside in a VirtualBox. The Virtualbox itself is running on an openSuSE ...
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5answers
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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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Creating a physical backup of a linux server? [migrated]

We recently switched to running our companies warehouse management system server on a linux server. Currently, to create a physical backup that can be stored offsite we are using a DAT72 tape drive to ...
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1answer
24 views

Unix/Java process stops running when moved to background

We have a Java process that was created using Appassembler. It runs fine as long as it is started and run in the foreground: [ec2-user@ip-xxx ourapp-0.0.1-SNAPSHOT]$ bin/ourapp Starting in ...
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1answer
15 views

Virtualbox: Windows 7 raw disk guest on Linux suddently boots stop 7b

I spend most of my time in Linux, but for as rarely as I use Windows I load my dual-boot partition in Virtualbox 4.3.20 via raw disk access. I've set this up on a few machines and I've been using this ...
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1answer
6 views

Reverse a default flag

As a context. I have a folder which I have symlinked into my $HOME directory. ~> ls -s /var/www/to_link "$HOME/linked" I cd into "$HOME/linked" So, by default, pwd shows the current directory ...
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Hp ML310e gen8 + P222 + debian / ubuntu

Is possible to run this configuration 2 disk raid 1 on b120i integrated controller for linux debian or ubuntu system, and 4 disk raid 1+0 on P222 controller for data storage on Hp ML310e gen8 ...
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1answer
11 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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How to set system time on Kali linux?

I am trying to set the time, using e.g. date -s "11/20/2003 12:00:00" however, after a few moments, the system time resets to the current time. What am I doing wrong? NTP should not get a ...
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1answer
17 views

Boot menu options

I am using a kali linux, debian derived, 1.0.9 on Usb drive with encrypted partition. Where i find the grub menu (i think kali use Grub) and the options like: .linux /live/vmlinuz boot=live ...
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28 views

How to verify internet connection in Linux?

I try how Linux verified if it is connected to the Internet when connected to a captive portal . Without success. I create an W.A.P and i setup a captive portal. My windows client automaticly open my ...
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0answers
11 views

HAProxy resetting backend connections

I'm in the process of setting up a series of servers as proxies to our application server, primarily to obscure the application server's IP as part of a suite of anti-DDOS measures. My goal is to ...
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0answers
12 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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21 views

Transform a Raspberry Pi in a KVM over IP on steroids [on hold]

I'd like to transform a raspberry pi in a IP KVM that connects automatically to a remote server and starts the control session. The Video part and the part of the auto-connect doesn't interest me ...
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8 views

mbsync configuration against outlook exchange

Can't figure out how to properly sync with subdirectories. Example: Channel sent Master ":remote:Sent" Slave :local:sent works just fine, since 'Sent' is a top-level dir. Now, trying to access a ...
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1answer
27 views

USB connected headset [on hold]

My current headset broke so I am on the market for a new one and I was considering buying an USB headset, but I never owned one before so I am a little reluctant. I have a few questions about the USB ...
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1answer
35 views

Access Windows Hard Drive In Linux

I have a hard drive with data on it that I have been using as external storage in Windows 7...when I plug it into my Linux machine this is what I see: /dev/sda Block device, size 596.2 GiB ...
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6 views

How to add a delay for mouse focus in Linux Mint with Cinnamon

I've seen a lot of answer about how to ACTIVATE the mouse focus but I cannot find anywhere a way to add a slight delay. I don't want to have the window getting active as soon as the cursor touches it ...
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How can I check if a touchscreen device is resistive or capacitive on Linux?

I already have the entry in the /sys directory (for example, /sys/class/input/event6/device.) How can I check if the touchscreen device is resistive or capacitive on Linux? find -L ...
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28 views

I mv'ed a file and i cannot find it for some reason [on hold]

I moved a file a using mv command on ubuntu but i can't seem to find it for some reason. I used the find command and i cannot find it either. I ran the find command on this page and i can not find ...
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0answers
6 views

How to install sntp server on Kali linux?

How do I install a sntp (simple network time protocol) server on kali linux and make it propagate any time I want over the local network to listening clients?
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12 views

grub-mkconfig generating a shell script instead of grub.cfg

I had some problems with Ubuntu installation, I couldn't install GRUB, so I installed syslinux. Syslinux also had some problems with booting, so I just downloaded and burned super-grub2-disk and ...
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why cisco VPNC work on the second time each time and not on the first time

I use the vpnc ( cisco VPN that installed on linux red-hat 6.X ) and the vpnc.conf file look like this more /etc/vpnc.conf ## generated by pcf2vpnc IPSec ID Comvwde IPSec gateway 217.118.6.7 ...
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11 views

Ubuntu java application does not print

I have a issue a application that I'm using Pimaco http://www.pimaco.com/downloads Assistente Pimaco for label printing, I can make a preview of the document to be printed but the actual printing ...
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2answers
32 views

Installing a linux distro directly from an iso on hard disk, with windows 8.1 installed?

I'm trying to install Ubuntu directly from the iso image I downloaded, without burning it to a DVD or flashdrive, following instructions from this article (I have Windows 8.1 installed). This involves ...
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cassandra 2.1 node stuck joining cluster

I have read all other answer regarding nodes unable to join clusters, and been in the IRC room, have been stuck on this for 2 weeks now and would really appreciate some help. I have cassandra 2.1 ...
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13 views

Linux mount point for shared data partition in multiboot

I am following up on the top answer in this old thread: Partitioning a Linux based system I just want to ask what mount point I should assign to the shared data partition when installing the first ...
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0answers
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security: changing sudo permissions in /etc/sudoers on Debian 7.8

I have a single-user home system running Debian 7.8 console with desktop installed but default runlevel 3 boot. I added my limited user account to the sudo group using adduser for the purpose of ...
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1answer
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safely shrinking /var/cache on Debian 7.8

Here are the top storage resource hogs on my single-user home system, which is a customized version of Debian 7.8 with lxde-core optional but no graphical login manager: 3487080 . 1732560 ./usr ...
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9 views

Incremental or Differential Backup from Server to Local HardDrive [on hold]

I just want to know, is there any software that can be installed in Windows to perform Incremental or Differential Backups from a server (running Linux) to local hard drive? Can I use FileZilla or ...
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7 views

Can I tell postgres to automatically stop after I log out?

I'm running a PostgreSQL database in a Linux (CentOS) cluster environment. Each time I log in the cluster I type pg_ctl start to start the server. Sometimes, when I log out, I forget to type pg_ctl ...
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1answer
15 views

How can I use ausearch to log the IP of a user when they modify a file over SSH?

My team logs in on a development server using the same root password; we have not set up separate user accounts. I am now trying to create a log of file changes and I want to distinguish between ...
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1answer
19 views

How to autocomplete python class in vim

In sublime text 3, if I'm editing a file.py and I type class it will automatically create this for me class ClassName(object): """docstring for ClassName""" def __init__(self, arg): ...
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Suggestions on how to set up my dev server for dev clients (Linux and WIndows)?

I am creating web intranet systems and have always struggled with developing on multiple clients with moving files and databases over back and forth trying to keep everything in sync. I have now set ...