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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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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674 views

Alternative (pref. mature) Linux PAM authentication methods?

I'm looking for alternative, non-keyboard-password authentication methods to unlock my laptop. Whatever authentication it is, it should be quick and convenient to perform and relatively secure. Yes, ...
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471 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 ...
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286 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 ...
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2k views

Starting MTA: without network takes a long time?

Whenever I start up my netbook without an internet connection, I might as well be using windows because it takes forever to start up waiting for "Starting MTA:" which eventually times out and ...
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451 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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3k views

What is acpitz-virtual?

lm-sensors gives the following output for this machine: acpitz-virtual-0 Adapter: Virtual device temp1: +60.0°C (crit = +105.0°C) temp2: +56.0°C (crit = +105.0°C) ...
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2k 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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154 views

Why is nano ignoring the first line in files?

I've sshed into Server A and Server B from Windows Vista. I've sshed into Server A and Server B from Windows XP. In all 4 cases, when I edit a file with nano, the first line does not show up in nano ...
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20k views

Linux log files - why did my server go down?

When I got home, my server was hung in the BIOS boot process - the system had restarted for some reason. The last log entry in /var/log/messages relates a DHCP renewal request - there's nothing ...
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10 views

Track the calls of a command

To quickly explain the goal of my question, I use Ubuntu mate with an apple keyboard. To make the keyboard working properly, I had to remap some keys using xmodmap, such as interchanging the #/@ with ...
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29 views

How to start a systemd service after user login and stop it before user logout

I have a Fedora 23 Machine. I have a directory/file synchronizing bash script that synchronizes my local /home directory to a remote directory (in a NAS machine). I run it manually but I would like ...
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16 views

Raspberry Pi 2 Raspbian: OBEX FTP to phone over bluetooth

I am trying to send a file over Bluetooth through OBEX. I have installed the obexftp package. I am able to pair the phone using pair in bluetoothctl. When I try to transfer a file with this : sudo ...
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26 views

USB wifi key: how to unlock european channels 12 and 13?

Context A USB Wifi dongle bought in Paris, France, is identified on Linux (Debian, Ubuntu, Mint same behavior) as ID 0846:9021 NetGear, Inc. It works well with Wifi networks in channels 1-11. ...
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40 views

Ubuntu - change block device location from /dev/sda to /dev/sdb

Host: Ubuntu 15.04 I have a M.2 SSD and one hard-disk. The hard-disk device location is normally at /dev/sda and the SSD is at /dev/sdb. I looked into some posts and found out some possible ...
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0answers
50 views

How to change the sink priority in PulseAudio?

I have multiple output sound devices at home and at work. Especially, I want to automatically play sound via external soundcard when it is connected. So, I need some kind of the sink priorities. ...
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0answers
17 views

In Ubuntu use GTK file save dialog from bash command line?

I would like to do something like gtk-file-saver /tmp/tempfile.txt And then a GTK file saver pops up for the user. By this I mean the normal dialog that is used whenever you do "Save As" in most ...
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39 views

Powerful disk editor for linux like Acronis Disk Editor

I would like to have a powerfull disk viewer / editor (raw hex editor) like Acronis Disk Editor. It shows the absolute sector, cilinder, head and relative sector for the part you are looking at, and ...
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35 views

How many times can I install a retail version of Windows 10?

I built my own desktop and am currently running Linux on it but would like to buy Windows 10 and dual boot. Can I also install the same purchased (non-OEM version) copy of Windows 10 on a VM inside of ...
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50 views

Bind on different port with linux

I have a bind9 DNS server that I have configured to run in port 55 but I can't get the setup working. The server is works fine but I can't tune my local machine to resolve nameserver queries from ...
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22 views

Any good reason to slice a LUN and create several VGs instead of create just one VG?

I'm the new administrator for a Linux RHEL box which uses a fibre channel 1-TB LUN disk. I find amazing the following: this LUN has been sliced by means of GNU parted(1), then each slice is turned ...
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48 views

How to rename a CUPS printer?

I do lot of printing in command line through lpr command, for which I need conveniently short destination names like lp1, lp2 etc. In past I could name the printers, but in opensuse 13.2, yast ...
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44 views

What may cause .ssh/config changes to be ignored

I had a ~/.ssh/config file that was working fine. it was in this format: Host * IdentityFile ~/.ssh/id_null TCPKeepAlive no ServerAliveCountMax 5000 Host *.domain.com User mydomainuser ...
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46 views

Failure on apt-get Ubuntu 14.0.4 on ftp get vimos-kit-2.9.9.tar.gz

I want to apt-get install astyle. When I go to do this, I get the following error: Setting up cpl-plugin-vimos-calib (2.9.9+dfsg-2) --2015-12-02 16:35:24-- ...
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57 views

ISPConfig does not show hard disk space used

ISPConfig Version: 3.0.5.3 OS: Debian 7 (wheezy) I have a problem with my ISPConfig installation. We have about a hundred websites setup on our server and space is becoming a bit of an issue and ...
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56 views

Force Ubuntu user to use specific shell

After years of reading helpful questions/answers on superuser, today it's my turn. I'm playing around with "lshell", a linux shell written in python (lshell on github) which gives the opportunity to ...
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0answers
46 views

Centos 7 KVM cifs mount issues

I am having a issue with Centos changing my KVM images folder from the default to a Cifs Shared folder. Any time I try it, it returns a error like so: [root@localhost Centos_Atomic]# systemctl status ...
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362 views

Install nmap 7 on ubuntu 15.10

Since nmap 7 is not yet in the official ubuntu repos I tryed to install nmap like mentioned on the nmap install guide: wget https://nmap.org/dist/nmap-7.00-1.x86_64.rpm sudo alien ...
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45 views

Howto run a raw-disk Virtualbox VM when using UEFI

I have a dual-boot setup on my computer with Windows 10 and Linux (Arch, if relevant). I'm trying to virtualize my on-disk Linux install in Windows (and plan on doing the opposite direction once I ...
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0answers
39 views

Many cron -f processes on unresponsive server

My Debian server had again become unresponsive and needed to be restartet (SSH login impossible, no longer transmitted log data to another server's MySQL Database, no new FTP connections possible, but ...
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0answers
304 views

How to mount NFS share in OS X Yosemite?

I have an NFS server (CentOS 6.6 at IP 192.168.1.16) that shares a folder /nfs/share. I want to mount this folder from a Mac laptop (at mount point /nfs/share). When I tried the following: sudo ...
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36 views

Grub-2 not booting Windows

I have openSuse 42 and Windows 8. After a clean installation that worked very well (even dealing with UEFI), I just noticed that windows does not boot. I took a picture of the error I get . This ...
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0answers
56 views

Reduce visual effects in KDE Plasma?

Problem We have a RHEL x64 machine with KDE Plasma 5+ and we don't want any fancy graphics or effects. We tried manually disabling the effects through the settings menu, but this has had little ...
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0answers
41 views

Bash script: change to a directory with special chars

I have a bash script that goes through my music collection and downloads missing covers. The problem I have is that I can't cd to some directories which has '&' '(' and other characters. The ...
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0answers
34 views

cp -r is copying over files that don't exist

I'm trying to copy the contents of one directory to another using: cp -r ~/dev/testing/app/ ~/dev/app/ It works, but it's copying over files that don't exist (at least visually). For instance ...
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27 views

Virtualbox, nginx suddenly showing default root path

I have a development server set up on virtualbox. I'm running Ubuntu 14, nginx, mysql and php-fpm. I'm having a problem where by it no longer connects. If I enter the IP address it goes to the ...
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0answers
99 views

Is Plasma 5 supposed to be lighter than KDE4?

I think this could lead to subjective opinions, but I'm looking for a general idea on this question. Is Plasma 5 intended to be lighter than KDE4? Is Qt5 necessarily leading to faster and/or ...
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0answers
43 views

Limit the size of the disk driver cache on Linux

I am running some experiments for comparing storage systems under load in Linux. To this end I want to force the file system to access the disk itself without caching too much data on RAM. How can I ...
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0answers
30 views

tcsh: how can we display the body of a foreach loop in history

I see that history doesn't display the body of loops. Is there a way to show them? san: cd /tmp/test san: touch abc san: touch def san: ls abc def san: foreach file ( `ls` ) foreach? echo "File is ...
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0answers
76 views

systemd: Start service/script IMMEDIATELY after mount

On a system running Debian 8 with Systemd, I am trying to run a service immediately after /var is mounted. The custom service copies some essential files to /var, and it must be run before any other ...
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0answers
18 views

Suspend system before login

I'm using debian stretch and KDE. In the settings I have specified that pressing the power button suspends the system. That works great, when I'm logged in. However it does not suspend the system on ...
2
votes
0answers
57 views

Copy files from Linux to Windows 3.11 using parallel port

How can I copy files from a Linux machine to one running Windows 3.11 or DOS 6.22 using the LPT (parallel) port? Do I need a cable with a special adapter? I know I had this working a long time ago to ...
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votes
0answers
42 views

Why does ConnMan report my MAC address as all zeros until I restart it?

ConnMan (Connection-Manager) reports my ethernet adapter's MAC address as 00:00:00:00:00:00. However, if I restart the ConnMan service using $ systemctl restart connman.service it subsequently ...
2
votes
0answers
42 views

Cups won't start. “Child exited with status 2!”

I have a NSA-325-v2 miniserver and I want to connect my local computers to the server to print. The connection itself works, I can ssh to the machine, use nfs to handle the file shares, etc. When I ...
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0answers
79 views

Change charge_full_design value in Arch

I recently installed Arch and noticed that acpi was reporting the incorrect battery capacity value, here is the output: acpi -i Battery 0: Charging, 87%, 00:14:12 until charged Battery 0: design ...
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0answers
36 views

Typing “Ctrl+R” only lets me type a single character when I'm connected via SSH

I connect to my server via ssh (PuTTY). Type Ctrl+R at the console. Type a single character. I can cycle through the previous commands by pressing Ctrl+R more times. But if I type another character ...
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0answers
40 views

How to reduce I/O operations to a flash drive?

Background I often use different computers, and for that reason I like to aways keep with me a flash drive with my home directory, with my bash aliases and helpful functions, vimrc, Homebrew ...
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35 views

Replugging of one wired ethernet connection for three systems only working after a long wait

I'm living in a dorm house of more than 200 students and each room has one ethernet wall plug. On my laptop I'm running Ubuntu and I also have a dual boot PC running Win 8 and Manjaro Linux. I only ...
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83 views

CentOS 7 Can ping but cannot browse

I have install CentOS 7, I unable to update unless I add the mirror list into my /etc/hosts. I can ping to what ever domain but cannot browse unless I put the address in my hosts file. The ping ...
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0answers
234 views

How do I type the pipe symbol on a Swedish keyboard?

Being a Linux user, as most Linux users, I use the pipe symbol (|) daily. I'm currently sitting at a Swedish keyboard. There are three keys on the keyboard that (together with an orgy of four or five ...