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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Linux and GT640M (w. Optimus)

Has anyone tried getting the GT640M (Optimus) to run on any linux distro? The last time I tried, bumblebee did not work and was stuck on my HD4000 and my laptop's fan revved up to its max with ...
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435 views

intel/ati dualhead black monitor - brightness set to 0 (acpi issue?)

I'm using Arch Linux, but had this issue with other distributions as well: on HP Pavilion G6 laptop with Intel and Radeon graphic card. When I modify the xorg.conf file to enable dualhead (such as: ...
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552 views

xawtv/streamer webcam snapshots are “wrapped”, but streaming works

If I take a snapshot with my webcam, either through right-clicking in xawtv or through streamer -o snapshot.jpeg, the image is distorted. The simplest way to explain is through an example pictures: ...
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6k views

ubuntu 12.04 server and tftp access violation issue on put command

I installed tftp as per this document: http://icesquare.com/wordpress/solvedtftp-error-code-2-access-violation/ I followed this to the letter 3 times and every time I put a file I get: ...
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187 views

Clarification on signals (sighup), jobs, and the controlling terminal

So I've read two different perspectives and I'm trying to figure out which one is right. 1) Some sources online say that signals sent from the controlling terminal are ONLY sent to the foreground ...
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1k views

Hamachi Gateway under Linux

Has anybody successfully gotten Hamachi working on a Linux server working as a gateway? Any help getting that setup? I'm in a dorm room (so I am pretty much forced to use Hamachi instead of OpenVPN) ...
3
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244 views

Computer-to-Computer network between OS X and Linux

I want to make a connection point to point via wifi between Mac and Linux. What I did was: I have created Computer-To-Computer network in OS X I have set manually an ip address for Mac, ...
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527 views

mounting a multi-drive USB enclosure in linux

I have a OWC Mercury Elite 2-bay USB drive enclosure (OWCMEPT934AL2C). I have it set on "individual" settings for the disks, so the 2 disks show up as two separate drives on my Mac (no raid, or ...
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1k views

AWS Load Balancer is slow?

I realize I should probably ask this question on AWS forums but I tend to get quicker responses here. I'm trying to setup a load balanced environment in AWS. I have two EC2 instances that are ...
3
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0answers
183 views

Amplify alsa capture beyond 100%?

I'm using ALSA. The volume of my mic is so low that even 100% of capture volume is not enough in a skype conversation. Is there any way to amplify the capture volume beyond 100%? I cannot use ...
3
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154 views

Read and parse perf.data

I am recording a performance counters frm linux using the command perf record. I want to use the result perf.data as an input to other programming apps. Do you know how shall I read and parse the ...
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285 views

Export Power Point presentations to flash with control buttons on Linux

I need to export *.pps, *.ppt, *.ppsx, and *.pptx files to .swf files. On Windows I used iSpring for Power Point, and worked well. This is the result of iSpring: I am searching for an ...
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0answers
429 views

Making grub boot into chroot directory

I am trying to make grub boot into a chroot directory /slack containing a Slackware Linux installation. This directory was created by issuing the following command: installpkg --root /slack a/*.t?z ...
3
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269 views

Choose between multiple keyboard layouts for different users in GDM3

I am trying to set up a computer with multiple users each with different preferred keyboard layouts. The biggest sticking point right now is allowing each to log in comfortably. GDM used to offer a ...
3
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0answers
441 views

Fedora: Access dynamic disk created in windows

I recently decided to migrate from windows to fedora*. Now, my problem is that my main disk was a dynamic disk. I thought I had a vague memory of this working in linux (to be specific, fedora 16), but ...
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2k views

How to use an old Kingston DataTraveler Vault Privacy USB flash drive on Linux?

My company provides me a DTVP with hardware AES encryption two years ago and the CDrom image does only contain tools for Windows and MacOS X. Kingston products now have support for Linux. Current ...
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1k views

Linux driver for Bigfoot Killer E2100…?

I have looked around online a bit, but have not been able to find any drivers to make a Bigfoot Killer E2100 work under Linux (CentOS 6, for what it's worth). The one candidate I found required a few ...
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2k views

why can't I create directories in virtual box shared folder? Windows 7 host, arch linux guest

I'm mounting a shared folder in an arch linux guest on a windows 7 host in Virtual Box. The shared folder's filesystem is ext3 and is mounted in windows 7 with Ext2Fsd. I mount the shared folder at ...
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14 views

Remap Super_R to control (Fedora 22)

I have verified that keycode 134 (0x86) is my Super_R key on my keyboard. But I would like to remap this to control. However, I've tried nearly every permutation. What am I doing wrong? ...
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29 views

Kali Linux Wireless MacBook Air (Early 2014)

I have an early 2014 13in. MacBook Air that I recently dual-booted Kali Linux onto. My problems is that the wifi will not work, and iwconfig returns only "lo". I have tried to install the broadcom ...
2
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0answers
41 views

Noisy CPU Fan in Linux Mint

I have a Dell Inspiron laptop with Windows 8.1. The CPU fan is quiet when I use Windows. I installed Linux Mint with Cinnamon on another partition, but the fan is noisy all the time when I use Linux ...
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37 views

Is there any solution for University User Login Authentication for Internet access?

To access internet in campus, students are given username and passwords. It's needed to authenticate for every 8 hours. If any download in process, then the download fails. Need to authenticate ...
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41 views

Bluetooth over IP?

It seems to be possible to run USB over IP, e.g. using usbip which is part of some Linux distros e.g. https://www.archlinux.org/packages/?q=usbip Is there something similar for Bluetooth over IP? ...
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0answers
22 views

Restrict port access per application

I'm currently working on a platform that will allow other users to run their applications on my platform. Though, we need to be able to restrict this application in terms of RAM, CPU usage, network ...
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0answers
41 views

Prevent ARP spoofing in AP, “wl deauthenticate” command

I am in a situation where I cannot do MAC filtering in an AP and I need to block a user that is ARP spoofing the network. I am trying to use the command wl deauthenticate to kick the client. And I ...
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0answers
32 views

Unzip .gz file when line order is important

I am trying to unzip fastq.gz files and then analyze the sequencing data within them. However, later analysis is dependent on preservation of line (line 1 from zipped file must be line 1 in unzipped ...
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0answers
39 views

SCP - The authenticity of host can't be established (But cant enter anything at prompt)

In windows 7 command prompt I enter: scp -W Scp\password.txt -P 22 xxxx@xxxx.xxxx.com:/home/xxxx/xxxx/xxxxxxx.csv After this I get the message: Do you want to trust this new host key and ...
2
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0answers
83 views

Something “kills” my Apache-PHP-Processes after some time

I have the following really strange problem and hope, you guys can help me out. If there are any questions, I'll try answer them as best as i can. The problem I have a web server with Debian 6.0, ...
2
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0answers
56 views

Winbind not enumerating users and groups of trusted domain

I'm using Samba 4.1.6-Ubuntu in Ubuntu 14.04, for authenticating users from two domains with a one-way cross-forest trust between them. Samba machine is joined to DOMAINA, while DOMAINB is the trusted ...
2
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0answers
118 views

No HDMI output on Debian 8 laptop

WHAT DOESN'T WORK: I'm running Debian 8 on a Dell M4800 laptop and I'm unable to get it to talk to a new external monitor via either HDMI or DisplayPort. The Debian 8 (Mate) Live USB also does not ...
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0answers
151 views

Upgrading glibc in centos 6.6

My server is using glibc-2.12.x. when I install certain packages it gives an error.Dependency not found glibc-2.14 or above is required.When I try using yum install glibc* it says server is already ...
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0answers
43 views

ConsoleKit reports active/is-local only on the second+ login

Running KDE Frameworks 5, Plasma 5, using sddm as a display manager. ConsoleKit and PAM-linux are both installed. Upon login (using the sddm login screen), ck-list-sessions returns FALSE for both ...
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49 views

custom GUI app in GNOME, desktop file & app menu

I made a custom QML app and a .desktop file for it: [Desktop Entry] Comment= Terminal=false Name=ProjectPad Exec=/home/emmanuel/home/projectpad/.cabal-sandbox/bin/projectpad Type=Application ...
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0answers
67 views

udev rule script “xinput --list” differs in terminal versus log

I'm trying to automate a Huion tablet calibration without much success. I have this output from xinput --list in a normal terminal: ⎡ Virtual core pointer id=2 [master ...
2
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0answers
13 views

How to configure interface for FPGA using Red Hawk SDR

I would like to start using the Red Hawk SDR with a custom data acquisition board, but the documentation does not seem clear enough on exactly how to interface with custom FPGA based hardware. Is ...
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0answers
80 views

How do I block with specific string with IPTABLES?

Want to block this URL STRING with IPTABLES. Need to know specific command. "GET /affiliate/5/campaigns?api_key=duO5gVw3s0&affiliate_id=67647&format=json HTTP/1.0" 404 785 "-" "Dalvik/1.6.0 ...
2
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0answers
67 views

How can I recover a partition after luksFormat?

How can I recover an ext4 partition after luksFormat? It was late one night when I decided to try gnome-shell 3.16 without messing up my Ubuntu box. So, I downloaded an Antergos image and booted it. ...
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0answers
23 views

udev rule to auto-execute script

I want to create a udev rule to execute when my headset gets plugged in. Therefore I followed this Tutorial, but my rule doesn't seem to work. The output of udevadm monitor --environment | fgrep ...
2
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0answers
44 views

USB 3.0 Trouble

I am using a WD Elements Portable 1TB USB 3.0 2.5" disk bought in May 2014 to backup data of my desktop machine. rsync runs smoothly without any error messages. However upon restoring data from the ...
2
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0answers
237 views

Ms office 2010 not working in fedora 22 in wine

i am new in Linux, Using fedora 22 beta. i have installed wine. Then installed ms office standard 2010 package. Everything was okay except the Ms power point.Then thought as we do in windows, i will ...
2
votes
0answers
144 views

Getting 4K@60Hz via ATI R9 290 display-port on Panasonic TC65-AX-800U

Hi I have an AMD R9 290 card, under linux, with the proprietary Catalyst 14.50.2 driver; the AMD Card only Has HDMI-1.x which can't do 4K@60Hz, but it does have display port which is capable of ...
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0answers
35 views

slow scroll in ssh connection after a while (why?)

Remote server with screen. After some time any command with a lots of lines of output causes significant scroll lag. It happens with different terminal emulators: konsole, xterm, lilyterm, ...
2
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0answers
70 views

Setting up Wi-Fi using USB adapter on Ubuntu 12.04

I have tried in vain to set up my Ubuntu 12.04 laptop as a Wi-Fi hotspot; it says Your wireless card does not support Access Point mode I had to resort to a USB Wi-Fi adapter, and I purchased ...
2
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0answers
41 views

Configure firewalld to distinguish home and public ethernet connection

I connect my notebook via ethernet at home and outside. I want to open some ports for services like samba only at home and not somewhere else. How can i let firewalld automatically detect where i am, ...
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0answers
64 views

Why might a partition show up in `mount` but not `df`?

If I compare this $> sudo mount | grep sdb /dev/sdb1 on /windows type fuseblk (rw,nosuid,nodev,allow_other,default_permissions,blksize=4096) /dev/sdb2 on /store type ext4 (rw) with this $> ...
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0answers
71 views

How to limit the USB bandwidth a device can allocate on Linux

How do you put an cap on the amount of bandwidth a USB device can allocate on Linux? I have a couple of cheap USB webcams that I'm trying to running simeltaneously. Running v4l2-ctl ...
2
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0answers
82 views

setup vcan interface to be activated on boot

I want to setup a virtual SocketCAN interface on boot. The following lines do what I want (manually): ip link add dev vcan0 type vcan ip link set up vcan0 (or) ip link add dev vcan0 up type vcan ...
2
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0answers
56 views

Using Virtual Box to install Ubuntu Server 14.04 on an external hard drive

I'm trying to install Ubuntu 14.04 onto a server hard drive. The server machine I have only supports booting to CD/DVD, not USB. When I've tried burning the Ubuntu 14.04 installer to a DVD for ...
2
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0answers
65 views

Install ubuntu on ssd disk fail

I have just bought a SSD to update my old laptop. However I cannot install lubuntu on it, it stops and keeps repeating the same messages ata3: hard resetting link ata3: SATA link up 1,5 Gbps (SStatus ...
2
votes
0answers
87 views

How to count number of files in “.tar” files inside another, nested “.tar” file without extraction?

There are many solutions out there on counting of files inside a .tar file. But I have not found a solution to count number of files in .tar files inside another .tar file without extraction. For ...