1
vote
1answer
12 views

tcpdump and nc with udp

I don't understand the behaviour of netcat. Let's say that I have one host acting as server: [root@localhost tmp]# nc -u -l -p 670 Then I try to connect from a client: root@debian:/tmp# nc -u ...
0
votes
1answer
26 views

Can't install “libdvdcss” with yum anymore after update on “Fedora 20 Heisenburg”

I couldn't update my system today, because of dependency problems with libdvdcss, I removed libdvdcss and it's dependency libdvdcss2. Update was successfull after that but now I can't install ...
0
votes
0answers
18 views

How to install pandoc

I tried to install pandoc on manjaro and therefore I installed ghc and caball-install, but I got an error by executing "cabal update" $ cabal update Downloading the latest package list from ...
4
votes
1answer
53 views

Why do I get “Permission Denied” errors even though I have group permission?

I'm trying to run a game called "Dofus", in Manjaro Linux. I've installed it with packer, that put it under /opt/ankama folder. This folder ownership (and for every file inside it) is root user, and ...
2
votes
1answer
21 views

How much space for /home on a hadoop cluster? [on hold]

What is a reasonable size to provide for a /home partition for 100 users on a hadoop cluster? Assume that a landing zone has been provided to store files/data for ingestion into the cluster, so the ...
1
vote
1answer
25 views

How to extract values from a file using pattern(s) from a column in another file, and insert such values as a new column to the latter?

I sample "winning" sets of 60 game cards such as this one and extract the card names and count and format it for use with some software. The output format is: ...
1
vote
1answer
16 views

SSH local port forwarding for web traffic requires proxy configuration in browser settings?

I enabled SSH local port forwarding with a command ssh -NL 8080:whatsmyip.org:80 <remote-sshd-machine>. Now when I opened up a Firefox and navigated to http://127.0.0.1:8080, the web-page did ...
1
vote
0answers
29 views

How do I route bittorrent through a second interface?

I've managed to configure openvpn on my DD-WRT router such that the tunnel is up and working, but that it doesn't mess with routes at all (the default configuration wants all traffic to go through ...
0
votes
0answers
6 views

Black screen when splitting media files

When I run for i in $(ls *mp4); do ffmpeg -i $i -ss 0 -t 720.0 -vcodec copy -acodec copy $i-part1.mp4; ffmpeg -i $i -ss 720.0 -vcodec copy -acodec copy $i-part2.mp4; done; in a directory of ...
2
votes
0answers
25 views

Why iperf still reports 1Gbps performance when using bonding over two 1Gbps adapters?

As I understand it, bonding brings among other benefits the ability to increase the network speed between two machines in a LAN. Bonding [...] means combining several network interfaces (NICs) to ...
0
votes
0answers
20 views

GeForce GTX 660 as passthough device with KVM : error no iommu_group for device qemu-system-x86_64

I'm tryng to use my GeForce GTX 660 as passthough device with KVM. I'm reading this guide : http://www.pugetsystems.com/labs/articles/Multiheaded-NVIDIA-Gaming-using-Ubuntu-14-04-KVM-585/ I'm ...
0
votes
0answers
9 views

Problem configuring Access Control on Apache

I have a little Debian Server which runs Apache 2.2.22. I have configured, with WebMin, a Apache Webserver that listens on the port 83. Now, in the root directory of this Webserver I configured the ...
0
votes
0answers
12 views

Gnome Shell shortcut directly to Workspace List overlay?

Is there a way in Gnome Shell to define a shortcut that will bring up the Overview such that the Workspace List is already showing and available for clicking -- similar to the viewport selector in ...
0
votes
0answers
7 views

Enable suspend in linux mint in a dell xps-17

In my vain attempt to get hibernation working in a dell xps-17 by installing (I'm seriously considering getting a mac cause it just works) a hibernate package I have lost my ability to suspend. How ...
0
votes
1answer
30 views

Changing file name from dbf to ods problem?

I was trying to change the file name from gdf to csv in the folder using $for i in *.dbf; do mv $i ${i%.dbf}.ods; done script. The code changed all the gdf to csv, but the content of the new ...
4
votes
2answers
11 views

Could you explain this “chroot” /tmp directory creation?

In the following linked article they explain how to create a "chroot" /tmp directory. I'm a bit confused by what they did. Could someone explain what the following commands are doing? Noexec and /tmp ...
6
votes
2answers
89 views

Are environment variables visible to unprivileged users on Linux?

I'm trying to determine if, in Linux, environment variables for a process are observable by other (non-root) users. The immediate use case is putting secrets into environment variables. This is ...
1
vote
0answers
17 views

Ubuntu: Restore not printed document from browser cache

I was at work today faced with a situation where I have to prove that I did not make a mistake. Without going into detail, yesterday I generated an important document which was to be printed. For ...
1
vote
0answers
4 views

Pulseaudio: “virtual” sink just for controlling volume

I got a box that runs XBMC and other media apps, and various apps that play status sounds. I'd like to have two "virtual" sinks (basically just for controlling the volume of a group of applications), ...
1
vote
0answers
25 views

Why is minecraft much darker on my Linux side than my Windows side?

I'm using oracle java for both (verified by checking what version of java running process was using). I use an nvidia graphics card. I'm using the latest beta drivers for linux. This is been an issue ...
0
votes
2answers
49 views

Can I use seq to go from 001 to 999? [duplicate]

Can I use seq to go from 001 to 999?
-1
votes
0answers
21 views

what assembly code formate do i need to use? [on hold]

why there's assembly code that is divided to section like: section .text and others are not but they have org 100H instead and how do i know what format to use ??
1
vote
1answer
26 views

Again about routing

Have a problem with primitive routing. Have a CentOs with 3 NICs (1 external). I want to confgure forwarding between two internal. Config: eth0 - 192.168.1.105 \ 24 eth1 - 10.10.10.1 \ 25 eth2 - ...
1
vote
1answer
14 views

Error while loading shared libraries: libdl.so.2 (and others), no such file. Libraries exist

Attempting to install a Java application from a .bin file. When opening the installer from command line, I see these errors: [boxen]# ./ZendStudio-5_2_0.bin Preparing to install... Extracting the ...
3
votes
1answer
27 views

du command gives error and result at the same time

I would like to know the disk space of my VPS, and although for folders, du works fine as $ du -sh /home/ 325M /var/ But trying to get the entire vps is giving me this result. [root@user/]# ...
3
votes
1answer
38 views

Run Script at fail login attempt?

Lately, I've been trying to create a Bash script to capture a webcam photo when a fail attempt to login is registered. First of all, I found 2 guides related to this (links at the end), they explained ...
2
votes
1answer
15 views

Automated Install Fails due to CRC on /dev/sda

I'm running an X8STI-3F with an onboard LSI 1063E SAS controller running in IT mode. I'm trying to get an automated install going on it and I keep getting ddf1: physical drives with CRC AE516B03, ...
0
votes
1answer
32 views

How do I pass my password to gksu?

gksu doesn't has an option like sudo has to pass the password to it in the following way: echo 'password' | sudo -S command Anyway I wonder which is the simplest way to pass my password to gksu. ...
0
votes
0answers
19 views

Opensuse 13.1 wifi doesn't work (intel k53E laptop)

I downloaded opensuse to dual boot from a CD and got everything installed. At first, my wifi was working. Then I went to school and it stopped working and wouldn't connect to anything even when I ...
1
vote
1answer
23 views

Why I get status: Unknown job on the service?

I followed this tutorial to add a program to init.d as a service (I guess), when I want to see its status with: sudo status /etc/init.d/noip2 I get : status: Unknown job: /etc/init.d/noip2 What ...
2
votes
1answer
13 views

How to send email from ssmtp with HTML

I want to send an HTML report that is piped from another command, eg: mycommandthatprintshtml | mail someone@hostname.com . When I do this currently, it prints all the html tags. Is there a way I can ...
2
votes
1answer
74 views

How does VARIABLE=() { function definition } work in bash

I have seen something like this in my bash ENV: module=() { eval `/usr/bin/modulecmd bash $*` } How does this construct work? What is it called? I'm not asking about modulecmd, I am asking about ...
0
votes
0answers
13 views

Software center crashes immediately with KeyError: 'CODENAME' on elementaryOS Luna

My software center crashes immediately when I try to open it. In the terminal it looks like this: software-center 2014-08-29 17:44:29,262 - softwarecenter.fixme - WARNING - logs to the root logger: ...
0
votes
1answer
29 views

How can I know what is the cause of linux to crash at start-up?

I'm using gentoo. Sometimes (not always), when the system starts (from power up), its crash (before I'm getting the GUI login window). I know Linux saves into log files the problem of the crash, but ...
1
vote
2answers
49 views

Can I configure error notifications on a specific cronjob entry to go to a different email address?

I have multiple cron job entries configured under a single account: 0 0 * * * /foo/foo.sh 0 2 * * * /foo/foo2.sh 0 4 * * * /foo/foo3.sh Right now, if any of these encounter an error, an email is ...
0
votes
0answers
12 views

Can't get Kernel image

I am trying to write the kernel image in my ARM, I am using an ARMStone a9 here is the information about this board: http://www.fs-net.de/en/products/armstone/armstonea9/ The problem is that I am ...
1
vote
2answers
23 views

how to scp to host connected on a wifi?

I have my MAC on a wifi and am connected via ssh to a linux host. I want to copy some files from the linux host over to my MAC. I know, I can simply run scp on the mac to fetch each file via mac> ...
1
vote
2answers
24 views

How to archive POP3 mailbox?

What programs are available to archive a mailbox (to mbox or maildir format) that I can only access via POP3? I'd like to be able to browse the mailbox locally afterwards, probably using mutt or the ...
2
votes
1answer
16 views

How interpret kworker threads names?

On a Linux kernel 3.11.0-13-generic running on top of a dual socket Xeon X5650 hexa core board running htop show different kworker threads. Sorted by names (I tweaked the result I am showing here a ...
1
vote
1answer
28 views

Apply recursive chmod to files or folders only

I'd like to apply chmods to files and folders in one line, Basically: chmod 700 ./* -R # but only apply to folders chmod 600 ./* -R # but only apply to files Of course I searched google and read ...
2
votes
2answers
31 views

Sed find and replace with slashes

I am having trouble using sed find/replace with slashes in the find parameter. Sample contents of test.sh str=$(sed -n '/^user:/p' /tmp/shadowtest) # find "user:" line in /etc/shadowtest ...
-1
votes
1answer
19 views

How to edit all Apache's error codes DIRECTLY instead of using httpd.conf?

When a page does not exist.. this is what i see on the web : Not Found The requested URL /test was not found on this server. i know about : ErrorDocument 404 /test.html but i rather not use ...
0
votes
1answer
21 views

What's with `-` in filename affecting sorting order depending on platform? [duplicate]

I just checked if contents of directory on my cygwin/Win7 development system, and test embedded platform running Linux+Busybox are the same. Simple, cat * | md5sum on both (RXVT/Bash on Cygwin, serial ...
0
votes
0answers
8 views

Install vlc 2.1.X on Linux Mint

I am trying to install new version of vlc on Linux Mint 16. I have tried tutorials on how to do it and no success. When I am trying to install it with apt-get install vlc I get the same version 2.0.8. ...
1
vote
3answers
40 views

Bash script in ( set -x ) mode does not display what “cat” command does. ( contents of it )

in this bash script.. it simply shows.. +cat as it runs. #!/bin/bash set -x cat > /test << "EOF" a b c d EOF but i rather show everything that it does . including the a b c d ...
1
vote
0answers
5 views

SuSE : ZYPP repositories

I'm currently using SuSE Enterprise Linux 10.3 , may I know where to find a list of valid repositories. I'm trying to upgrade the glibc in it.. I read it is not recommended.
1
vote
1answer
21 views

“inode_size (128) * inodes_count (0) too big for a filesystem with 0 blocks” while creating a file system

My partition table looks like this: Device Boot Start End Blocks Id System /dev/sda1 * 2048 32505855 16251904 83 Linux /dev/sda2 32505856 33554431 ...
1
vote
1answer
29 views

Can I start a background process with a specific working directory?

Say I have this structure /masterscript /a/script1 /a/b/script2 In masterscript I spawn the other scripts as background processes: "/a/script1" & "/a/b/script2" & The problem is that ...
1
vote
1answer
12 views

What does “position” mean in iconv error message?

I get error when converting a large file: $ iconv -f GB2312 -t UTF-8 2001.txt -o 2001_u.txt iconv: illegal input sequence at position 245256667 What does the position mean in this error? I tried it ...
2
votes
2answers
27 views

Live replacement, while viewing log using LESS

It's very convenient to monitor logs using less command - you see what is going with your system as it happening. The bad thing is that my logs are optimized for grep tool: each atomic action is ...

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