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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Why do I have to restart PulseAudio after connecting my USB headset?

When I connect my USB headset, the available PulseAudio profiles for that device look liks this: If I restart PulseAudio (pulseaudio -k) then they look like this: Basically, after connecting my ...
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1answer
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Dual partition Linux Mint/OS X. Mint booted fine at first and now fails.

I'm attempting to dual boot my MacBook Air (1.3 ghz intel core i5) into OS X (v 10.8.5) and Linux Mint ("Quiana", Xfce edition). I installed rEFInd, rebooted and installed Mint from a USB, and ...
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Sporadic packet loss through RT-N65U router with cable Internet

My setup looks like this: TM902S (EuroDOCSIS 3.0 cable modem) <-> RT-N65U router <-> several computers in LAN The router is running this firmware with a custom traffic shaping script. The ...
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1answer
19 views

Linux terminal equivalent of “start”

Is there an equivalent of the Windows terminal start in a GNU/Linux terminal emulator? For example, if I want to perform some slow terminal task asynchronously while still checking it in a separate ...
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1answer
13 views

Adapt GNU/Linux to run specific command

I wanna to create a OS to a specific task, (manage main OS disk). I'll burn the OS in a USB Drive / CD. I'll then boot the computer from the stick / CD to execute the tasks. I want to use linux ...
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2answers
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Linux command to check wherever this day is a DST change day and which direction?

Im currently designing a solution to synchronize a Clock on a Equipment. Each time the Equipment is turned on after a poweroff, its Clock is exactly "01:01". To sync this Equipment, I have a NEXA ...
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5answers
14k views

Getting macro keys from a Razer BlackWidow to work on Linux

I picked up a Razer BlackWidow Ultimate that has additional keys meant for macros that are set using a tool that's installed on Windows. I'm assuming that these aren't some fancypants joojoo keys and ...
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2 views

xvfb-run error with a job queue but not in interactive session

I'm running a python script on a remote cluster that tends to use an x display. I've gotten this working using xvfb-run in an interactive session (specifically command [1]). When I try to submit the ...
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3answers
176 views

How to move files and folders with Gedit?

Is there a plugin or something to be able to drag and drop files in the file browser? I thought gedit was gonna become my default "IDE" after throwing away Netbeans. But just now I found I can't ...
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7answers
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What is the “You have new mail” message in Linux/UNIX?

Sometimes, when I log into a box and 'su' to root, I get a cute little message saying I have mail (thank GOD it's not AOL). Where is this mail? What does it contain? Who/What sent it? How important ...
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1answer
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FTP Permissions Not set

I just installed vsftpd into my Raspberry Pi, and have a working FTP and SSH connection. My FTP opens into my pi user home, and from there I navigate to /var/www , this is not a problem. The thing is ...
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Why doesn't my Linux superuser root directory ls command show all files?

If I log in and then head to my superuser root via: sudo su - I'm now in the root directory. I can display a list of files and directories via ls. However quite a few directories don't seem to be ...
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2answers
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Controlling Multiple Instances of VLC etc. by a “Unified” Hotkey Command

I wish to invite suggestions regarding if and how is the following achievable: controlling multiple instances of a media player (say VLC) by one "unified" hot-key command. eg. Pressing spacebar would ...
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1answer
81 views

How can I copy files from a Google Cloud Compute Server to my local machine

I'm trying to download all of the server files from Google Cloud Compute (running Linux Debian). I'm extremely unfamiliar with SSH and Google Cloud Compute as a whole. I'd prefer either copying all of ...
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1answer
14 views

ubuntu14.04 shortcut keys of keyborad outside can't work

IN ubuntu14.04 the shortcut keys such as CTRL+C of my keyborad can not work,but it can be used in Windows. How to make it available in my Linux.
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1answer
5 views

Links text browser: Add starter URL on “Go to URL”

In Links text browser running in terminal, how to add starter URL when pressing g? Pressing g will show Go to URL form. The form is blank. Lets say I want a starter URL ...
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3answers
240 views

linux splits one 3 TB external USB HDD into 2 physical drives?

I recently bought a 3 TB harddisk which I inserted into a external USB drive enclosure and connected it to linux debian. Unfortunately it now shows up 2 separate physical drives: one with 2.19TB and ...
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0answers
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Cannot install Kali linux

I am trying to install kali linux. My laptop is 64bit. I am trying to use bootable usb drive. It is giving me this error saying "An installation step failed, You can run the failing item again from ...
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2answers
2k views

Terminal that supports the ANSI italic escape code?

I would like to replace GVim with Vim in the terminal. One of the nice things about GVim is that it is able to display text using italics. Vim allows setting an ANSI escape code for italics (\e[3m), ...
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1answer
30 views

Pipe Character - Alternative solutions

I am currently using bash in linux, however I cannot seem to create the | character. It is on the keyboard but when trying to create it it brings up the ~ character. Is there any alternative ways to ...
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1answer
16 views

Linux Mint 17 - Boot Up Mint Icon Becomes Purple Ubuntu Screen After Removing Packages

I just installed Linux Mint 17 Cinnamon. The first few times it booted up, the Mint icon was displayed while booting up. I then removed some applications using the Software Manager (e.g. ...
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0answers
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trouble using autofs with ntfs-3g

I try to mount a ntfs disk with a autofs rule. here is the slave file: # cat /etc/autofs/auto.windows # automount second disk which contains windows data /windows ...
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2answers
5k views

linux migration/N high cpu consumption

on my linux appliance based on 3.0.0-14 kernel I got: RPN:/tmp# ps axuf | grep migration root 6 92.9 0.0 0 0 ? S Apr23 2788:33 \_ [migration/0] root 7 99.7 0.0 ...
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4answers
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How to get the number of physical disks in Linux?

What is the command line command to get the number of physical disks in Linux Server and how much space is used on each?
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13 views

Free Linux server to work with [on hold]

Is there a free/cheap Unix/Linux personal server available to connect using tool like Putty to learn shell scripting. I could not find one by googling
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1answer
11 views

X11 Forwarding Failure only on a Single Server

I have two computers: PC1 and PC2. Both are running identical installation of Debian Wheezy with latest updates. The installation on PC2 were taken from PC1 using tar. The only differences between PC1 ...
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2answers
5k views

Failed to connect to the VirtualBox kernel service

I haven`t installed VirtualBox on my linux-mint-debian-edition system. Today,when I startx,I got this responses on my displayer: /etc/mdm/Xsession: Beginning session setup... localuser:sofa being ...
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0answers
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LVM2 Luks Encryption

I have set up LVM2 with Luks encryption on my drive and I have an issue. When I run disk usage analyzer, it shows that total filesystem capacity is 9.9GB and 9.7GB is used. I have a 250GB hard ...
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21 views

Samba CentOS 6.5 cannot connect to the shared folder

The problem is that I added samba user 'root' via 'smbpasswd -a root'. Then I edited '/etc/samba/smb.conf' and added there: [shared_folder] valid users = root public = no path = /tmp printable = no ...
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1answer
25 views

Remove grep's line number output in Redhat 5.9

I havent used RH 5.9 until now. I started with 6 but we have some 5.9 servers. The syntax with 5.9 is a bit different with some things. grep for example will output a number line before the actual ...
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2answers
1k views

How I can hide a user from the login screen?

I have Kubuntu 9.04 and I want to hide a user from appearing in the Login Screen, I shouldn't remove it permanently of course, but I need to make it visible again when needed.
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How to capture a memory dump of a frozen machine?

My Ubuntu PC froze, and I have important unsaved work open. Is there any way to capture RAM contents? Maybe by using another machine, or by cutting power and instantly restarting but not letting the ...
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2answers
941 views

how to find USB devices in Cygwin

In Cygwin on Windows 7, in which directory would you find your iPod or in my case, my SAMSUNG GT-N8103? I didn't see anything in dev that hints where to find it.
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1answer
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Distraction-free Linux distro

I think this is an OK place to ask this, but if not, please tell me where I should post it. I'm a student who is easily distracted by any notifications that come on my computer. So, I want to install ...
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0answers
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How to update the Clang compiler from version 3.1 to version 3.4 in Debian Linux?

It is as what the question is saying, I am new on Linux. I need the Clang++ compiler update to version 3.4 for the assignment that I need to do. I simply just typed in Terminal sudo apt-get install ...
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1answer
2k views

MySQL ERROR 2002 (HY000) on CentOS 5

I have problem with starting up mysql. When I type service mysql start All I got is ERROR 2002 (HY000): Can't connect to local MySQL server through socket /var/lib/mysql/mysql.sock' (2)** ...
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2answers
2k views

Unable to ping guest from host and vise versa in Oracle Virtual Box

This is my Oracle Virtual Box Version 4.2.18 r88780 Details of my host machine Operating System : Scientific Linux 6.4 I am using static ip root@localhost ~]# ifconfig eth0 eth0 Link ...
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compile source code in C for openwrt

Can anyone shed me some lights how to compile the following c program in github for openwrt? There is only one .c file. I want to compile it and install it on openwrt. Do i need to create a makefile ...
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Merge two outputs into one in real time without scrambling them in linux

Is it possible to merge two real time outputs into one file without scrambling the new lines? What I want to do is something like cat <(/proc/kmsg) <(while true; do echo hello; sleep 1; done) ...
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1answer
78 views

Are automatic updates in Linux is a good idea? [closed]

We all know that keeping a web server updated is very important to avoid bugs and been hacked. I had experiences where an update broke an application: For example: you have a site running with PHP ...
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1answer
3k views

Recover data from corrupted LVM partition with TestDisk?

I had setup 3 disks in a LVM array with each disk holding some data. A few weeks back one of the disks "disappeared" from the LVM array and BIOS. After rebooting, the disk reappeared but does not ...
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0answers
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CentOS 7 minimal install can't detect ethernet

I recently installed CentOS 7 on my desktop computer and decided on the minimal install. It couldn't find a network device in the installation process, but I went ahead and installed it anyway. ...
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1answer
116 views

Merging 2 zip files

I have 2 zip files: file1.zip file2.zip I want to compare the two zip files and then only extract the files missing in file2.zip (directory structure intact) so that I can merge them in. ...
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3answers
21 views

text file — search via regex, bold the results in order to physically print out

i can't think off the top of my head an app which will allow me to do this. i have a document with hundreds of lines, i want to search via a regular expression and either bold or italicise the hits. ...
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2answers
2k views

Setting up Seagate Goflex on Ubuntu

I have a Seagate Goflex external hard drive. When I plug it in it has set up files for Mac and Windows, but I'm new to Ubuntu and do not know how to set it up on here. How can I go about doing this?
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Skype 4.3 uses too much bandwidth for the camera

On Skype 4.2 everything works perfectly, however when I try to video chat with 4.3, once I turn on the camera it will maximize my upstream until it chokes out everything else and eventually ...
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1answer
2k views

Permission denied while mounting samba cifs share on linux

I have a samba server set up on a Linux computer that uses winbind on an AD domain. Everything seems to be working but I haven't been able to mount a samba share on another machine. Right now, I would ...
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0answers
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Samba 4 smb.conf Active Directory recommendations

I am about to setup a replacement AD server using the newest Samba version (4.1.11 today). We have an old one already set up (4.0.0beta2). What I want is actually are recommendations of parameters ...
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ATEN USB to Serial driver on Windows 8 - using Linux driver?

I'd like to use an ATEN UC232A USB to serial converter on my computer with Windows 8. I downloaded the appropriate driver which seems to work but after a while produces a blue screen because of the ...
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3answers
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Xerox Workcentre 3119 and Linux

I'm trying to get Xerox Workcentre 3119 printer to work on Linux. It's a multifunction device (printer and scanner). I run the CUPS web interface at: http://localhost:631/ and it recognizes it on ...