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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fdisk can't find USB storage

A problem with USB storage in Linux has cost me more than one day: dmesg says USB is detected, but fdisk -l can't find USB storage. My kernel is 2.4.32. Infomation about this USB storage can also be ...
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3k views

Linux performance on Pendrive

What are the biggest factors that affect the performance of a Linux distribution installed on a pen-drive? Does faster(read/write) pen-drives offer a smoother experience than pen-drive with bigger ...
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927 views

How to program the Linux command line to run a piece of code multiple time?

So, I usually write/find a test case generator for any code that I write. This type of code generally leads to some file output. To be thorough, I try and generate many different files to test my code ...
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1answer
338 views

For my own DNS server, “dig … @ip-address” works, but “dig … @domainname” does not

I've recently begun virtualizing servers - one of which is a DNS server running BIND 9 on Debian 7. My DHCP server correctly issues it as the primary DNS for the network, but I get the following ...
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Connecting Yamaha KX8 Keyboard to computer?

EDIT: SORRY it was not p80 but KX8! Update: I found the name of my software that came with keyboard: Cubase Ai4 How can I connect usb-piano to my computer? I recently bought a yamaha KX8 keyboard. ...
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4answers
7k views

Where to download missing libc.so.6

I recently accidentally deleted the file /lib/x86_64-linux-gnu/libc.so.6. This file is needed by most programs, so my computer is basically broken and I can only access the hard drive through a live ...
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1answer
42 views

Moving all files of nested folders to other folder

I have an hierarchy of folders like this: MainFolder | | - 01 | - 02 | - 03 | - 04 | - 05 | - 06 | - 07 | - 08 | - 09 | - 10 And inside each of this ten folders, I have other 10 folders, and so on. ...
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1answer
215 views

Download multiple branches to the same directory using repo

repo is a python script that manages cyanogenmod source code download. to download cm-10.1 branch, repo command is, cd ~/cm-10.1 repo init -u https://github.com/CyanogenMod/android.git -b cm-...
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5answers
229 views

Is there a way to log into a machine using SSH without password?

I know ssh is to create a secure shell connection to a machine, and we call ssh username@ip_address to login the machine. Is there a way that I won't need to enter the password when connecting via ...
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1answer
277 views

How to preserve diacritics when cross-mounting drives to Windows7 and Linux

A friend backed up an in accessible Windows 7 partition to a big (close to 1TB) external USB drive using KNOPIX. Unfortunately the umlauts and accents in the file names of his extensive music ...
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1answer
402 views

ssh 2 different computers behind same router and modem?

well I have been following every rule out there on Forwarding. I currently have 2 computers, lets call it Computer DOG and Computer CAT. I can ssh into DOG from outside my network perfectly. I went ...
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SSH agent forwarding is not working

My SSH agent forwarding is not working. The answer from this question is quite old and the answer is conflicting with the comments. Can we have an updated answer please? Basically I can SSH from ...
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2answers
385 views

Linux virtualized screen resolution

Hopefully there is a positive answer to this question: I have a 15.4" laptop with native screen resolution of 1920x1200. You can imagine that everything is completely unreadable by default. If I ...
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4answers
2k views

Where do files and directories go when I run 'rm -rf folder_or_file_name' in Ubuntu 10.04?

When I delete folders or files in the Nautilus GUI, those folders/files go to Trash but where do folders/files go when I run rm -rf folder_or_file_name in terminal in Ubuntu 10.04?
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2answers
696 views

iMac boot from linux partition on external drive

I have the following "setup:" iMac (no internal drive/dead) --------- (Firewire) ------- [[MAC OS X]] | | | | (USB) | | | | [[MISC STORAGE PARTITION] [MISC STORAGE PARTITION] [EXT2 UBUNTU PARTITION]] ...
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1answer
130 views

How can I recursively identify non-searchable PDFs and copy them to a folder?

Further to an earlier post which provided a script solution: From my question it may be possible to tell that I am a computer user and have no programming knowledge. I have hundreds of searchable ...
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2answers
1k views

Easiest way to get 3 or 4 monitors working on linux?

I can use the nvidia drivers with my Quadro FX 1400 to drive 2 monitors, but I want to do 3 monitors, with the ability to drag windows among all of them, good expansion, etc. BTW, setting up 2 ...
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2answers
147 views

How to only allow a program to write to a directory if it is mounted?

I have a program which writes some files to a directory. My problem is that if the directory isn't mounted for some reason, the program writes to the directory anyway, but the files end up in the ...
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1answer
1k views

How to run Firefox jailed without serious performance loss?

My Firefox configuration is tricky: Firefox runs at separate restricted user account which cannot connect to main X server. Firefox uses Xvfb (virtual "headless" X server) as X server. x11vnc is ...
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1answer
1k views

Configure Locales on Debian

I have a problem to generate the Locales on my server (Debian 7.5 stable (Wheezy) (64bits)). When I run, as a root: dpkg-reconfigure locales And select en_US.UTF-8, I get the following logs: perl: ...
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1answer
1k views

Counting disk capacity using cylinder-head-sector model

Let's look at fdisk -l /dev/sdc output. # fdisk -l /dev/sdc Disk /dev/sdc: 786 MB, 786432000 bytes 255 heads, 63 sectors/track, 95 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector ...
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2answers
521 views

Unable to remove package on Debian 7

I have a damaged installation of MariaDB which I am trying to clean out and re-install. If I do sudo apt-get upgrade I get the following remove: You might want to run 'apt-get -f install' to correct ...
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1answer
95 views

Switching Distros while keeping /home

Curious question, is it possible to switch to another distro while keeping your home directory if you have the partitions on separate disks? Currently I am running fedora and want to change to Manjaro ...
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1answer
185 views

Install bootloader for Windows 10 after Ubuntu installation

I installed Ubuntu on an external drive following a tutorial and the tutorial said that I had to install the bootloader into the external drive. After the installation finished I could boot to Ubuntu ...
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915 views

Linux Command line: recursively overwriting every file with a gzipped version?

______________ myFolder What can I replace with _____ to recursively gzip every file starting at myFolder and have the gzip be overwrite the file (rename the gzip file to the original filename)?
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Mounting a USB device in Linux

I have a problem when trying to work with USB devices mounted with user 'root'. I explain, I mount a USB device as root under command line (console mode only), and I can work with that device with no ...
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3answers
658 views

OpenSolaris and NTFS

Is there any way to mount NTFS partitions in OpenSolaris? This is the main issue preventing me from testing it out for more than a day. I need to be able to mount my external. I have vast experience ...
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2answers
3k views

How to recover a partition accidently deleted with fdisk (Linux)?

I am using FC6 in VMware, I accidently deleted my partition by using fdisk, it told me that after the restart, the partition will be deleted. Now I lost all my important data in that drive. What are ...
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1answer
231 views

Reinstall linux with software RAID

I've got ubuntu server on my "home server" with 5 software raid 0 partitions and one software raid 1. I have to reinstall OS. Is it possible to do that without losing existing partitions with data?
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1answer
646 views

start ddclient as daemon with systemd

I'm trying to start ddclient as daemon in my Ubuntu 15.04, which now uses systemd, but was unable to even following the Ubuntu wiki at https://help.ubuntu.com/community/DynamicDNS to words. I've ...
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2answers
160 views

Will Linux Multi-booting with Ubuntu 10.04 and 9.10?

I've currently organised my laptop's hard disk using the multi-booting template idea, as shown here:- http://www.linuxforu.com/teach-me/tips-tricks/distromania-a-multi-booting-template/ Currently the ...
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1answer
3k views

How to mount a compressed ISO image?

I have problem to mount a compressed (ISZ) image under Linux, which was created by e.g. UltraISO? I am aware about user-space fuseiso, but it fails to mount these images, as I have reported in Debian ...
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298 views

Wine and Kernel Access

My knowledge on the topic is rather limited, but does one have Kernel access/the general ability to change programs at run time whilst running Wine? For Clarification: Can the user of the computer ...
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8answers
347 views

How can I get file information in 'less' like with 'man'?

When I view a file in Linux with the 'less' command, I often only get a ":" prompt in the bottom left corner. There's no clue about how long the file will be, or at which location I am currently. When ...
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0answers
69 views

Logging signal strength in router logs

how to know the client(device) signal strength that connected to WiFi in OpenWrt platform? Is it possible to to log signal strength of devices connected to Wi-Fi access point? Actually not even just ...
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1answer
370 views

No space left on device when upgrading Debian 7 to 8

I want to upgrade my Debian server from 7 to 8. It failed, and the error was : dpkg: error processing archive /var/cache/apt/archives/linux-image-3.16.0-4-amd64_3.16.7-ckt11-1_amd64.deb (--unpack): ...
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1answer
3k views

Google Chrome on a fresh CentOS 7.1 not starting up

I am having a bad time trying to run Chrome on my CentOS 7.1 server. I know, it does not have a screen, it's a server. But I installed GNOME anyway and using VNC I can see the screen on a remote ...
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1answer
2k views

Repairing bootloader for kali linux 2.0

I'm trying to repair the boot loader for kali 2.0. I'm not sure what caused it but it doesn't show up in the bios anymore. I found this code: mount /dev/sda3 /mnt mount --bind /dev /mnt/dev mount --...
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1answer
5k views

Changing file and folder ownership from root?

I created a folder structure as root and now need to transfer ownership to an ordinary user. This question is linked to this one - http://superuser.com/questions/198191/providing-permission-to-...
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1answer
39 views

Rename images by date with correct time

I'd like to rename my images according to their date in EXIF information, BUT with a twist: the date in the EXIF information of one camera brand (the one named panasonic) is off by one hour (it should ...
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4answers
3k views

what's the best partition plan for installing linux? separating /home, /usr, /boot? [closed]

i gonna install a fresh ubuntu linux and i'm planning for partitions. as i know instead of having just a / i can separate different directories into partitions like: /boot /home /usr/share /var ...
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2answers
2k views

How to mount Safeboot encrypted Windows partiton in Ubuntu

how do I mount a SafeBoot encrypted Windows partition on Ubuntu (10.04)? I have tried all these mount -t ntfs /dev/sda1 /mnt/windows tried changing fstab tried changing grub.cfg I also installed ...
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1answer
449 views

Mounting ntfs subdirectories of device

I have an external hard drive mounted in arch-linux using /etc/fstab: dev/sda1 /mnt/share ntfs-3g user,users,gid=users,fmask=113,dmask=002,locale=en_US.UTF-8 0 0 charles@arch ~ $ ls -l /...
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2answers
53 views

Adding user to ownership in addition to another user

I had some problems with permissions, the programmers of my website wanted me to add the admin user to the apache group and then set some permissions. My knowledge of Linux is quite limited, so I ...
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2answers
886 views

How to install fedora 12 iso file?

i downloaded Fedora 12 iso file. how can i create a bookable disc from an iso file and install Please suggest me how to install Fedora 12 in a machine ?
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769 views

bootmgr missing after restoring with sysresccd

I backed up my laptop months ago. Today i repartition the drive and used sysresccd with partimage to restore the HDD. I got a success msg after restoring however when booting i get a bootmgr missing ...
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Permissions in Chain of Program Execution

I have a Java program that writes some files to /tmp and invokes some python processes. I'm wondering if both the Java program and the python processes have the same permissions as the user that ...
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1answer
106 views

Missing AESNI, RDRAND and RDSEED capabilities?

I've got a machine with a Core-i5 5200U. Its a 5th generation processor, so it has AESNI, RDRAND and RDSEED. Its the reason I bought the machine. The machine is running Ubuntu Server 14.04.03. Ubuntu ...
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1answer
357 views

Setting up a private GIT Repo

I am new to git and I want to setup a private git repo for my projects. We are two guys working on the project and have a shared connection. I am using fedora 14 and want to setup git on the same ...
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1answer
2k views

What is the “Current message level”?

What is the "Current message level" of an interface that ethtool provides? E.g. ethtool eth1 [Other stuff] Current message level: 0x00000014 (20) What is the message level? What is message ...