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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Restore deleted system files and repair CentOS

I just made a big mistake and deleted a directory /home/virtfs/. I did not notice it has links to almost every library in the system. I'm running this server with cPanel installed but of course it ...
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2answers
292 views

PPPoE, linux blocked by ISP?

I have two connections at different places, provided by two different ISPs. Both are using PPPoE to connect. When using Windows, I configure them in the same manner, except username and password of ...
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1answer
139 views

Scheduler for sequential jobs on Linux

I am running some programs over a cluster and I would like to run them in a sequence, i.e when the first program terminates the second one starts and so on. This is so that my cluster does not exceed ...
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1answer
505 views

Ubuntu server Internal and External IP's

Well this might be a simple networking question but a question that is puzzling me. I hope some one can clarify something for me. I have to physical computers, a linux laptop, and gaming computer ...
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1answer
816 views

Debian set google-chrome as gnome-www-browser

I've recently set up Debian 6.0.6 and want to install google-chrome as the default web browser. The problem is that I can't remove others browsers (Iceweasel particularly) because there is a ...
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1answer
241 views

Linux Quota Custom Error Message via SFTP

Is it possible to pass a custom error message to the sftp client when the user exceeds the soft or at least the hard quota limit? My SFTP Client (WinSCP) shows me an error message in which it states ...
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4answers
631 views

NFS share on Ubuntu grinds iMac down to a halt when mounted

We're at a university in a lab trying to create an NFS share that can be shared between OS X and Ubuntu machines. This problem has been driving my supervisor and I crazy for the past few days - ...
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1answer
58 views

Stubborn system file will not budge from the end of drive, cannot shrink partition

I'm trying to shrink my Windows 7 partition on my 400GB HDD down to about 200GB to dual boot Ubuntu, and I have consolidated all my data and defragged a number of times with different programs (PD12, ...
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6answers
11k views

How do I solve periodic mouse lag on Linux Mint (MATE)?

I have a laptop with the latest Linux Mint installed (the MATE version, not the Cinnamon one). 80-90% of the time everything works great, but periodically the mouse will start "lagging" heavily (it ...
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1answer
1k views

How to check which font the system uses?

Is there a terminal command which allows me to see which font is used in a Linux terminal window?
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1answer
789 views

Getting Cinnamon back after copying over old configuration files?

I recently got a new computer and installed Mint Cinnamon. I then copied over the contents of my home directory from my previous computer, which was using Ubuntu 12.04. Upon rebooting, the Cinnamon ...
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1answer
1k views

Convert Linux symlinks to Windows symlinks

I've noticed that Linux symlinks don't work in Windows, and vice-versa. Is there any way to convert Linux symlinks to Windows symlinks? Specifically, I want to convert relative Linux symlinks to ...
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0answers
131 views

apache cannot read java .class files

I have a cronjob running as root that compiles a java program and moves it into my document root where i have the ability to download it using php, trouble is apache wont even allow read access to the ...
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3answers
417 views

Linux watch command: “--differences” not working

I would like to use the linux watch command and have seen that there may be a "culmulative" (--differences=) parameter but this doesnt appear to be working. Basically I would like to do the following ...
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2answers
177 views

how to combine echo, redirection, comand output, and quotation in a shell script

I want to include svn version number into my C/C++ code. I found a way to do it in linux, but I also compile the code under Windows, where I don't use svn. One way to do it would be to create a file ...
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1answer
409 views

How to install extensions on Chromium without the web store?

I tried to install the Reddit Enhancement Suit, when Chromium complained that I can only install extensions easily from Web Store. It downloaded the .crx file. How can I apply it? The linked help page ...
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2answers
4k views

Linux group and permission - why I can't access a folder I already have permission to?

I encounter a very very strange problem today... I followed a link to install GitLab on my Linux server today, in the Gitolite section, there are two lines to set permission and ownership of a folder: ...
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1answer
405 views

Determining if an argument looks like a valid path

I'm writing a bash script that needs to perform some operation on an argument which is a path The path may or may not correspond to an existing file on the user's system, so I'd like to test whether ...
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votes
1answer
997 views

What is session leader in `ps ax`

See the command bellow # ps ax | grep bitlbee 2271 ? Ss 0:00 /usr/bin/bitlbee -s mysql -c /root/config.conf 3930 ? S 0:00 /usr/bin/bitlbee -s mysql -c /root/config.conf See ...
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1answer
4k views

Linux: ls -l prints only question marks:

I have a problem with listing of some directory with ls -l: $ ls -l ./directory -????????? ? ? ? ? ? file001.txt -????????? ? ? ? ? ? file002.txt and just ls works good: $ ls ...
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0answers
564 views

How to disable CD-ROM/DVD-ROM pooling during boot in Linux?

I have a Dell XPS L501X laptop dual-booting Linux Mint 12 "Lisa" (x64) and Windows 7. It has a TSSTcorp DVD+-RW TS-L633J DVD drive, which generates a lot of vibrations and noise whenever data is being ...
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0answers
970 views

ssh key permission denied failure

I have done so much of googling on this but just couldn't find the exact answer,there are many threads on this, all of them point to check for file permissions or $HOME directory which are right in my ...
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3answers
487 views

In Linux, how can I map SHIFT_L/SHIFT_R when pressed without additional key?

Today I found this very nice article by Steven Losh in which he presents a couple of productivity boosting keyboard mappings. Among them is a dynamic mapping of the left and right shift keys. The ...
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1answer
2k views

Enable alt/ctrl + left/right on CentOS command line

My hoster recently updated to a new CentOS and I've been 'personalizing' it and now I'm missing something. On my home Ubuntu Server I can forward-word and backward-word with ALT + RIGHT / LEFT. I ...
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2answers
173 views

Enterprise Redhat RHEL Server default/built-in Applications? [closed]

I'm gonna buy a RHEL Server but before i do it, i very much need to be confirmed about some built-in Applications/Softwares which will come along with, inside. Does it come along with following ...
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3answers
2k views

Use Dedicated VPS as a DNS

I live in Canada, I want an american IP (Speficily? So I can watch netflix on my WDTV). I have a dedicated virtual server in California. How do I use my VPS (CentOS 5/64Bit, PLESK) as a DNS.
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1answer
482 views

Image format the same as /dev/fb0

Is there an image format that is the same as /dev/fb0? So that dd if=the_image of=/dev/fb0 would display the image?
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1answer
469 views

Open file directly after grep

I'm getting an issue on piping in linux, ls | grep feedback I have an alias for xdg-open which is open, how can do to make the filename from grep goes directly to open this is not working ls | ...
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1answer
731 views

Lenovo IdeaPad Z580 wireless card driver for Fedora linux

I installed Fedora 17 on my Lenovo IdeaPad Z580 laptop, but the wireless card is not showing up when I do sudo iwconfig. I am quite sure that it is only a driver issue, because when I boot into ...
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3answers
2k views

Using `badblocks` on modern disks.

I want to use badblocks to check my HDDs and would appreciate clarification of its operation. Can someone please explain the best options to use with -b and -c? I have included their definitions ...
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vote
1answer
1k views

Changing Home directory of a NIS user

I have a networked setup of 20 odd systems running ubuntu Linux where users are allowed to login using NIS+NFS. I want to change a particular user's home directory. How can I do it (from any of the ...
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2answers
3k views

How to organize a hard drive for Linux/Windows sharing?

I have Linux Mint 14 and Windows 8 installed (dual-booting) on my computer. I mostly use Linux but still need Windows sometimes. Here's a screenshot of the output of sudo fdisk -l command: ...
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1answer
209 views

How should I organize hard drive to share a drive if I use both Linux and Windows?

I use Linux for most of the things but I still need Windows sometimes. So, I have Linux Mint 14 and Windows 8 installed (dual-booting) on my computer. Here's a screenshot of the output of sudo fdisk ...
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2answers
82 views

Opening files on a Linux machine from Windows

I'm a Linux noob. I recently need to work with stuff on a few Linux machines but I'm on Windows and want to just open files in my Windows apps (like Visual Studio or Notepad++). Is there an easy way ...
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1answer
4k views

Fedora 18 + Windows 8: Dual boot

I just bought a new notebook which came with Windows 8 (+UEFI) which I will use to play some games, however, I want to have Fedora (18) linux available for some stuff. I tried and failed to install ...
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2answers
2k views

Can you expand a linux partition while it's in use?

I'm running a linux server and I need to expand the /tmp partion. Everything I come across using fdisk or parted is saying that I need to unmount before expanding. Is this true, or can it be safely ...
3
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1answer
132 views

Too many keyboard layouts

The short question: how do you handle multiple keyboard layouts without getting confused? I'm a fast writer. I've been using the default Swedish, QWERTY PC keyboard layout on Linux, DOS and Windows ...
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2answers
40 views

Which character to use for getting the first place in file listing? [closed]

Our colleagues are competing first place in file listing on shared folder, e.g., ls -1 /mnt ZFirstplace !YSecond !!ZThird 123 2012-08-23 14.19.35.jpg 2012-08-23 14.19.38.jpg Use access the folder ...
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votes
1answer
659 views

IPTables - unknown error 4294967295

I've moved an old Slackware 11 installation from a physical PC to a virtualized in ESXi. Everything seems to work fine except for one rule in iptables, namely the row: iptables -t filter -I INPUT -m ...
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votes
2answers
3k views

dd command to create bootable iso image of hard disk

Is it possible to use the dd command to create a bootable ISO image? I use the following command to do it: dd if=/dev/sda of=/mnt/sdb/my.iso I am able to create ISO, however I am not able to boot ...
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votes
1answer
274 views

How to switch between 2 ethernet NIC with Windows Powershell or coding in a Linux environment?

These are the linux routing commands I had used so far. #!/bin/sh # time checks in second SLEEPTIME=58 #IP Address or domain to test ping. TESTIP1=198.168.1.0 TESTIP2=198.168.1.1 #Ping timeout ...
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2answers
227 views

Logging into a linux box using a different id

I have a basic question,am logging to a linux box using securecrt with my username and password,it has my username and password saved,i want to login using a different username to the same linux ...
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vote
1answer
135 views

Capture internal ports

Is there any way to capture packets all through internal ports for ex: A packets from 192.168.2.79 4000 to 192.168.2.79 4001 In this case its a TCP connection and the packets will not flow out ...
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votes
1answer
102 views

Can one install linux on a Mac via ssh?

Title says it all, read on if you think this an odd request. I realize that this question is quite unusual, but ssh and FTP are the only access methods for my Mac. Why I'm doing this: The ...
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vote
2answers
221 views

Restore access to Linux partition after wiping Windows partition through Windows installer

I have a dual boot Windows 7/Linux Mint 14 system (installed Windows first) with a single hard disk and four partitions (in order: System Reserved, Windows 7, Linux, swap). I wanted to reinstall ...
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2answers
693 views

Using wildcard to find (and delete) matching files on a Linux box

I want to delete a specific config file for Awstats for every user on the box. What is the best way to delete them, and possibly, in one line? All the files are under /home and have this structure: ...
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3answers
277 views

Remap keyboard input in OpenOffice to perform things like “Quit”

I'm using a Logitech R400 2.4 GHz Wireless Presenter, seen by the OS as a standard USB keyboard that has 4 buttons (page up, page down, f5, and 'v') and I need to remap specific keys to certain ...
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2answers
212 views

Bash shell scripting rsync

How can I recursively copy all the contents of one folder to another folder using RSYNC? For example: sourcefolder destinationfolder
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1answer
489 views

Can't connect to Virtual box remote screen on linux Fedora 17 host

I get trouble to use virtualbox remote screen on a linux host. I activated server in settings->display->remotedisplay and the port is 33333. Then on linux I do : $ rdesktop 127.0.0.1:33333 ...
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1answer
153 views

rsync with remote server causing media player issue

I have a ubuntu server running Serviio as a DLNA media server. pretty much the only other thing the server is doing is checking for new media on a remote server. I am running this script every minute ...