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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Dotted lines in GTK3 Theme

I recently tried the Vertex Theme, you can get it here in case you are interested. It looks very decent in my opinion, except for the dotted lines in windows using GTK3. As they seem to be for visual ...
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“Unable to Display Current Owner” & Access Denied when trying to take ownership

I'm facing a problem where I (logged in as the Administrator) am unable to view file attributes. Please see the screenshot below. I'm not interested in taking ownership (even if I wanted to I'd to ...
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Recommended Partition Layout for a Debian VirtualBox Server

First I posted this on Unix & Linux, but got no response so I deleted my post there before moving it over here - so this is not x-posting. I understand the basics, but I have a few requirements ...
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Recommendations for running Linux together with Windows 7 on Toshiba Satellite

I have never installed linux before, but I would like to run it on my Toshiba Satellite C660-1UJ (64x, 4GB RAM, Intel Core i3 CPU - 2.10 GHz) next to the current Windows 7 Home Premium OS. I read some ...
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Linux Mint 17 Windows network shares

I have installed Linux Mint 17 Cinnamon on my desktop in an effort to migrate from Windows (and only keeping a VM with Windows) but soon I discovered that I can't see any workgroups after I click on ...
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ntpd works not as expected when the offset becomes large

I changed the /etc/sysconf/ntpd with the option -x added in ntpd client server.And I found ntpd works fine when the offset between the client and server is less than about 10 minutes.If more than 10 ...
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rpm signing error rpmMkTemp failed

I'm running into this error when signing an rpm file. I've not got a whole lot to go on as you can see, and google seems to have come up empty. I'm stumped ! Does anyone know what causes it ? I'm ...
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Making a connection between puppet and puppet agent.

I know this question has been asked before in many different variant. I read all the post related to the problem but I cannot get agent and master talking to each other. I boot up 2 vm via vmwork ...
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Linux console periodically hangs for sporadic, short periods of time

I am working with embedded Linux, and I have some strange behavior on custom board, in which the serial console—connection via UART—hangs for a 1-2 seconds every 15-20 seconds: The entered chars in ...
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What is the command to check supported ciphers on a SMTP(TLS) server

What is the command to check supported ciphers on a SMTP(TLS) server I need to check the supported ciphers for SMTP
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How to access mail in an organized manner

I just finished setting up postfix on my ubuntu 14.04 server, however, to access my mail I have to use command line. How can I make it so that I can access the mail in an organized manner, like ...
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how to monitor network/cpu/memory/disk usage by each Rails app

I run many Rails app on linode VPS I want to charge my customers by their usage, Is there anyway to monitor each Rails app's usage ? I need these information network/cpu/memory/disk usage Any ...
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How do I share my wlan0 internet connection to eth0 using command line and config files?

I understand how it is done using the GUI (1, 2, 3), but I need to do this manually using Linux tools/commands (iptables, eatables ...). What are the configuration steps and commands to use, ...
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Configure CUPS to run all printouts through Ghostscript to embed fonts

My office printer (some HP product or other) substitutes Courier or a look-alike for any font that is not embedded. Naturally this looks horrible. I would like to configure CUPS so that it runs all ...
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Why am I getting “FATAL: Ident authentication failed for user ”root“” after changing rails server to port 81

I was running my rails app on the default port of 3000. I opened port 300 with: sudo iptables -A OUTPUT -o eth0 -p tcp --sport 3000 -m state --state ESTABLISHED -j ACCEPT and sudo iptables -A ...
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How to migrate a root filesystem to another partition from within running system?

I try to migrate a root filesystem from ext4 to another partition type (zfs) and started with a simple rsync -a --exclude=/boot --exclude=/mnt --exclude=/media --exclude=/tmp --exclude=[all zfs ...
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19 views

Windows 8.1 Advanced startup options disappeared

OK so a bit of background: I need to disable driver signing because I need to install a modified driver so that I can hook up my PS3 controller. I have a dual boot setup with Mint 17 and windows 8.1 ...
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How do I set a static permanent IP on a raspberry pi

I have an NOOBs-Raspbian Raspberry Pi. How can I set an permanent static web IP to it?
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Error compiling the linux kernel 3.8.0

I am trying to compile the Linux kernel on my virtual machine which is installed Lubuntu, and I am getting the following error: In file included from ubuntu/aufs/aufs.h:45:0, from ...
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How to build an sd card image, without an sd card?

We have a scripted process that builds up an embedded install of Debian Jesse on an sd card. The relevant parts of the script look like this: export DISK=/dev/sdb umount ${DISK}1 # make sure no ...
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How to keep ppp up and running

I'm using a USB Cell Modem on a Arm SBC running Debian Jesse. I have a wvdial.conf file and a ppp0 file in my /etc/network/interfaces.d directory: auto ppp0 iface ppp0 inet wvdial It mostly Just ...
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13 views

Virtual folder combining a read-only and read-write directory (file deduplication)

Is it possible in linux to have a directory that contains all the contents of another directory (in a read-only fashion) but you are able to write to the directory without it affecting the 'parent' ...
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Debian Linux: /usr/bin/nologin missing

I have set up a Debian Linux server, now I want to disable the shell so the user can't login and just connect via SFTP. But my /usr/bin/nologin is missing for some reason. In which package is it ...
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23 views

Passing different set of arguments to the different commands in a linux bash script

I am writing a bash script foo.sh that runs too commands bar with first input argument, and baz with the second argument: #! /bin/bash bar "$1" baz "$2" Now I want to make foo.sh more flexible, ...
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How to execute a system command one minute after reboot (Linux)?

Is it possible to run a system command such as mount a certain amount of time after system reboot? My problem is that I had an entry in /etc/fstab to mount a host disk in a Linux (Ubuntu) virtual ...
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install ipkg on DS413j DSM 5.0

I would like to install sudo with ipkg. First ipkg need to be installed. You can find the bootstrap tutorial of Synology here. The DS413j has a Marvel Kirkwood mv6282 ARM processor. So I used this ...
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Connnect to Linux from Windows using PuTTY over the Internet

I want to connect to Linux from Windows using PuTTY, over the Internet. This will give my friends access to execute shell script files on my Linux (Ubuntu). I have tried this on Windows 7 and Linux ...
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How to copy hidden (starting with a dot) files and subdirectories in linux?

How to copy hidden files and hidden subdirectories (the ones starting with a dot) in folder A to folder B? For example if I have this structure: A/a A/b A/.a A/.b/ A/.b/somefile A/.b/.c I would ...
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6 views

How to add files to dotfile-castle with homesick?

So I've setup my dotfiles repo on github and installed homesick to manage my dotfiles. So now I happend to have a clone of the repo on my local machine but also a cloned CASTLE ...
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10 views

Script output from Curses program like mtop

I'm trying to write some automated scripts to store things like cpu usage etc. In 'top' there is a batch mode, so I can output this fine. In a program like mtop, where it uses 'Curses' and no batch ...
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How can I fix a Debian VM booting to a black screen?

I have a VDI file with Debian installed on it. When I start the VM, GRUB is run and after choosing the system's version (restore or normal boot) a black screen appears. How can I diagnose what the ...
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Email backup from terminal without rc file

I am looking for an application that I can use to backup all my different IMAP accounts. It needs to be done from the Linux terminal so that I can script and schedule it using cron. So far I have ...
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Firefox image view using css from chrome:// schemed URL

I am running Firefox on Debian Linux. When I view an image directly (e.g: http://localhost/image.png) and I open the element inspector I see the following code: <html> <head> ...
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sudo cp with wildcard syntax doesn't do anything in Linux

I have a directory containing files that are owned by root, from this directory I wish to copy all the files ending with errorAll to another directory. My wildcard syntax is correct because performing ...
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How to mount only a part (byte- or block-based) of a device file?

How can I create a block device file of an existing block device file of size z (including a file associated with a loopback) so that a certain byte x (with x > 0) appears as first byte, x+1 as ...
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15 views

Keep screen running after starting it with an alias and running some commands

I have a bash alias to move into a project folder, start screen, and pull new changes from git. it looks like this: alias start_manager2='cd ~/programming/manager2/ && screen -t "main" ...
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Start user systemd service once logged in and network up

I have a Gentoo system running KDE as a desktop. This is installed on SSD and using systemd and so it generally happens that the system boots and I login quicker than DHCP can do its thing and get an ...
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Disabling Mod SuExec

hello i have installed kloxo latest on centos 5.10 in one of my sites i want to use cgi scripts i give permission (0755) to cgi scripts ... and edited httpd.conf commented this line : ...
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Why has my Debian testing VM suddenly stopped loading X Windows System?

I recently installed Debian testing (jessie as of writing) into a VirtualBox VM. After installing, I loaded make, gcc, and dkms so I could install the Guest Additions. After installing Guest Additions ...
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OpenWrt Script (Inifinite Loop) Stops sending data over Serial Port

I have a TP Link Router TL-MR3020 flashed with the latest Attitude Adjustment. It is connected to an Arduino Uno via the usb port (usb cable into the arduino's type b connector). I have the following ...
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18 views

How to view mail through a client?

I just finished installing the postfix mail server and I was wondering how I can view my mail through a client rather than through command line? What clients exist for this and which are considered ...
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20 views

Gnome 3.14 system menu new button

Just installed Gnome 3.14 on Arch. What's the function of this new button on system menu?
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Backup Hard Drive (Data Only) To A Single Non Proprietary File (ISO, IMG)

I am looking for a way to clone/image a hard drive or removable USB to a single file, without preserving empty space. For example: I have a 1TB drive with 100GB of data that I want to back up. The ...
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How to compile Linux Kernel 3.x? [on hold]

Can anyone explain how to compile Linux Kernel 3.x? I've only compiled Linux Kernels 2.x and the usual procedure was: make menuconfig make dep make bzImage make modules make modules_install make ...
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1answer
31 views

How to use linux bash “sort” command in a portable script?

I am writing a bash script and I want to make it portable, to have the same results in the other computers. From this question I learned the system settings, like language settings and possibly other ...
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Restore a file overwritten with ln -nfs?

I accidentially "deleted" a file by doing this: ln -nfs /path/to/file In my understanding the data itsself should still be there. I also stopped working on the machine as I did this shit... Is it ...
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Apache2 crashes on my RPI with no visible errors

I'm running Raspbian, a Raspberry Pi wheezy port optimised for it. I'm currently runinng WordPress on it, though it was doing it before(I think). When it crashes the rPi displays no onscreen errors on ...
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25 views

Unexpected result from sort command of linux bash

I have a file foo.txt with this content: chr1 15 chr11 5 chr11 8 chr1 7 chr2 23 chr1 35 I tried to sort it first according to the first column, and then according to the second ...
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Reinstalling linux without Re-Encrypting

I kinda crashed my system today by apt-get removing sensitive libraries with dependencies (for example pre-installed gnome-core and iceweasel were removed too)... I could successfully restore most of ...
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1answer
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No output / stdout / feedback in mysql prompt on Ubuntu 14.04

I'm running Ubuntu 14.04 and Nginx, and I recently installed mysql-server while following Digital Ocean's LEMP stack setup guide (I intend to run a WordPress site with it). When I try to log into an ...