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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LAN network freezes

I have three Ubuntu computers connected to a router. Everything's OK, both have internet conections running well and can connect via ssh to each other. In one computer, I usually launch a softwared ...
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3answers
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Linux server is running out of memory and swap

I guess there is some memory leakage and memory is not being freed. Is there some good ways to find out which process and why is leaking memory? The only temporary solution is to restart server. But ...
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1answer
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Setting Mouse Resolution at Startup

My mouse is way too fast, so I have to slow the Coordinate Transformation Matrix of the mouse down. I can do it manually using xinput, and setting the appropriate prop. However, I run into issues ...
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Apollo message broker integrity check?

We're currently using Apollo message broker 1.6 on Linux and one thing we noticed is that if for any reason the broker service doesn't shutdown properly (machine crash, daemon killed, etc) there's a ...
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Screen not found

I'm working with Debian 7 on Gigabyte Brix. Until now, Debian was installed and screen always not found but the resolution was good. I don't even known how the computer found the best resolution ...
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2answers
19 views

Why having extra nameserver entries in resolv.conf hinders resolving host name?

I have 6 nameserver entries in resolv.conf. Due to the recent changes in our network I added last 2 recently and did not bother commenting the old ones as I thought that having extra nameservers won't ...
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31 views

How to delete a misnamed file on Android? [migrated]

I’ve a file called like t0.t1 t2 t3 on my Android Device. first it had a bad name from download and I tried to rename it. Something has to gone wrong. It was o1.o2 before. I tried to rename it to ...
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1answer
19 views

Trying openbsd in a chroot

I am running arch linux. I want to try openbsd without overwriting any machines, and without using a virtual machine (I don't want to use X11. The VirtualBox interface is clunky and I would rather be ...
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1answer
16 views

No audio from google chrome in linux

A reboot seems to fix it, but after logging out (sometimes with the ever-amazing ctrl-alt-backspace, if you can call that logging out) and back in chrome loses audio. The speaker icon on the tab ...
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13 views

Cant install ffmpeg in Fedora 19 via yum

Im trying to install ffmpeg to encode videos to html5 playback (mp4, ogg, etc...) i already added the rpmfusion repos. Im using Fedora 19 in Rackspace Cloud Server. this is the output for repolist ...
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0answers
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Deny access to a specific folder for a sudo user

So here is the case: I am root in an Ubuntu system. I want to give a user (say username is X) permission to execute any command but at the same time I have a folder that I want no one to be able to ...
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Changing my web browser font

I just installed OpenSUSE 13.2 on my system with GNOME Shell. The font that I get is just plain hideous. I'm not talking about the title bar font though. I'm talking about this monstrosity that I see ...
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1answer
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diff style comparison of directory contents against line by line contents of text file

Unlike many of the file and directory comparison utilities out there, including diff, I've only seen literal file to file (sometime, more than two files) and directory to directory comparisons. I'm ...
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0answers
19 views

Totem Videos unable to play MOV (Failed to search for plugin)

I'm trying to play file.mov file with Sound & Video -> Videos (3.8.2) on my CentOS 7: $ file file.mov Create Meeting using IS Task room.mov: ISO Media, Apple QuickTime movie $ cat ...
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0answers
15 views

How can I use a second USB keyboard for special keys under Linux? [on hold]

I'd like to use a second USB keyboard connected to my box running Ubuntu to generate special keystrokes. I'd like to map those in Vim to very specific actions. What combination of hardware / software ...
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0answers
16 views

Forwarding some ports and websites from “eth0” to “wlan0” with IPTables

I have eth0 and wlan0 devices in my work laptop. eth0 access the company's network and it comes with the whole firewall rules and so on. So I’m unable to use Skype, Google Hangouts and other things I ...
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0answers
16 views

Shift+Scroll in Firefox goes through history

Most programs allow you to Shift+Scroll to scroll horizontally in a window. Google Chrome does this, my editors do this, most programs do this. Firefox is smart and uses Shift+Scroll to go through ...
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2answers
26 views

what are these tmpfs partitions/folders for and how to remove them?

I am running Fedora 20. I got the following output for the $df -h $ df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/fedora-root 11G 8.0G 2.1G 80% / devtmpfs ...
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1answer
13 views

What do the parameters in update alternatives install mean

I need help in understanding the following parameters "/usr/bin/java" "java" ""/usr/java/latest/bin/java" 1 in the following command. update-alternatives --install "/usr/bin/java" "java" ...
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0answers
32 views

GTX 860M stuck to 33 Mhz after suspend on linux

With the official nvidia driver, whenever I enter suspend mode and return, the GPU clock is set to 33 Mhz and stays there no matter what I do. Kernel: 3.19.2-1-ARCH Driver: 346.47 Hardware: MSI GE60 ...
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3answers
25 views

Is there an automatic way to add group read permissions to “nohup.out” when “nohup” is run?

I run my Java code from bash script using a command like this: exec nohup "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" com.myClass "$@" & Which creates the output file nohup.out and this ...
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linux fedora NetworkManager dbus freedesk configuration

The /var/log/message file is flooded with NetworkManager freedesktop error messages. I have several questions: 1. What is causing these messages. 2. There seems to be a NetworkManager freedesktop ...
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13 views

Kali Linux can't see my windows partitions

I am installing Kali Linux 1.0.9 on my ASUS K55VM (HDD 931 GB) in order to make it dual boot with Windows 7 64 bit installed.when I run the installer from live USB drive, At the point of detecting ...
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1answer
24 views

renaming pdf based on line content linux

I'm trying to rename a bunch of pdfs based on a specific line in the files. So far, I'm converting to text, then using awk to print line 41. But that's as far as I've got. I've tried usings xargs ...
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1answer
14 views

Force ls to print output without line breaks

Is it possible to force LS to print output without line breaks? I need output without formatting. I tried to use --format=horizontal switch but it still puts lf signs. Maybe formatting only with ...
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0answers
13 views

Adding partition to image file of an android

I have an image file of an android. I want to add a partition to this Image without deleting the existing data. I tried to do it with mkpart but all the data deleted.
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1answer
24 views

Where's my RAM disk being stored?

I'm running an Ubuntu VM under Windows 7, within the VM I've allocated a 5GB RAM disk using sudo mount -t tmpfs -o size=5G tmpfs /mnt/gitRAM and then copied files into it. When I then look at conky ...
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1answer
9 views

Map arbitrary hotkey combination to work as multimedia key

I am used to using fn+UP, fn+DOWN on my laptop keyboard to control volume. Can I map my desktop keyboard so Win+UP would emulate a multimedia keyboard's volume up button?
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4answers
460 views

How can I install from an rpm file on ubuntu?

I am new to Linux and using Ubuntu. While I have learned the apt-get command but that just directly downloads and installs from the repositories. I now want to install a piece of software that I have ...
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0answers
19 views

SSH2 taking too long to connect with remote server [on hold]

I am trying to connect with remote server using SSH2 configuration but it’s taking too long to connect with remote. Is there any way out for this so that i will connect with remote quickly using SSH2? ...
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2answers
26 views

Can I create multiple partitions on a microsd using Windows XP or Linux?

I have a 60GB microSD. Android seems only to be able to recognize 30GB or less. I want to partition the card with multiple partitions and be able to hide/unhide partitions as I see fit. How might I ...
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1answer
30 views

Is it a good idea to remove Firefox, when it also removes “gnome-core”?

I thought I should remove Firefox since I don't use it, but if I run apt-get purge firefox it says that it will remove gnome-core which seems like it could be needed by other apps on my VNC server. ...
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1answer
30 views

No such file or directory when executing an existing file

I have norrowed the error down to this from a larger script and I'm getting the error "No such file or directory" when I try to execute a file which exist and I have the correct permissions for. ...
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1answer
16 views

Cannot install Hostapd in Porteus (Slackware)

I’m trying to install hostapd (to share laptop’s Wi-Fi) into Porteus (I guess it’s a slackware based distro). I’ve tried usm -s hostapd, it said: driver_nl80211.c:21:31: warning: ...
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Unable to get vmware shared folders working in Ubuntu 14.10 Guest

i Installed Ubuntu 14.10 64Bit in VMWare Workstation 10.0.5 within windows 8.1 Enterprise. I installed vmware tools by running the vmware-install.pl script in terminal.But I am Getting an error ...
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0answers
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GRUB2 + encrypt. /boot: Load cryptkey from usb

Grub2 allows to encrypt the boot device with LUKS. Booting the system, it shows a prompt for entering the passphrase. In my case, the passphrase should be secure, so it is very long. Is it possible - ...
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0answers
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some ffmpeg commands gives error when execute through java on Linux Redhat [on hold]

ffmpeg -f concat -i "/path/to/itw22.txt" -c:v copy -strict -2 "/path/to/itw22.mp4" When i run this concat command through linux command line everything works fine..But if i run the same command ...
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Can't boot ISO images directly off my laptop

I'm running Ubuntu 14.04 and looked through https://help.ubuntu.com/community/Grub2/ISOBoot so that I can boot from an Ubuntu 14.10 ISO. But it isn't working, when I select that menu entry from the ...
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0answers
9 views

How to set up Qmail to accept joining email list via Mailman LISTNAME-join@DOMAIN?

My configuration: CentOS 5.8, Plesk 11.0.9. I am trying to make my mailing list accept another way of joining a list. That is to join the Mailman mailing list by sending email to ...
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0answers
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OpenSSL s_client and putting binary data

I'm creating application with half-binary and half-textual protocol. Because I'm not writing client application yet, I decided to use openssl s_client to test protocol. I don't know how to pass binary ...
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1answer
40 views

No eth* interface

I have no eth0 interface (or eth1). ifconfig -a lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING ...
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1answer
21 views

ls linux command: how to filter files in other directories

I know what ls folder/ and ls *abc* do in linux. I want to filter out some files in a specific folder. I tried this: ls folder/ *abc but it does not return correct values. Any idea? Thanks
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1answer
17 views

Linux Bash: Moving/Copying files/directories by timestamp

This is the command I am using: find absolute-path -name "*" -amin -120 -exec cp -f absolute-destination {} \; I’m trying to copy a lot of directories from a directory to another directory, but ...
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0answers
9 views

Debian - desktop environment not working

I just installed debian 7 whezee with KDE and had no errors after installation. But when I start debian could not see the desktop environment, I can only access the tty console. I tried startx and it ...
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0answers
7 views

How do I safely update a shared FoxPro database over CIFS on Linux?

My customer has a bunch of FoxPro database files shared on a Windows server. I need to make modifications to them from a Linux box, where the share is mounted with Samba. My code already acquires ...
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0answers
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Embedded linux machine shutdowns itself

I have a tablet computer with some preconfigured embedded Linux onboard. There’s a strange problem I cannot get over: This tablet automatically shuts itself down within 60 seconds after it starts. ...
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1answer
30 views

How to get printer IP addresses via the command line in Linux?

I’m trying to create a script to get all the IP address of wireless printers on the network. The problem is I’m not sure where to start I’ve looked into the CUPS but every document or tutorial only ...
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2answers
34 views

Apply command to every line in bash terminal

I've accidentally discovered the lolcat package today. The first thing that I though about is: it would be fantastic if i could pipe everything that comes from stdout to the terminal through lolcat ...
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0answers
9 views

Grub Fallback Not Working in Redhat 6.5

I'm trying to set up a grub fallback system in grub.conf, but none of the settings in the grub 0.97 documentation have any discernible effect. Also, there is no grub-set-default command present. This ...
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0answers
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What is this? Debian Wheezy, Weird randomly occuring inputs

When I login in one of the extra virtual terminals there always come odd signs or control characters between my actual input. For example I type administrator and after the adm some garbage gets ...