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.

learn more… | top users | synonyms

4
votes
3answers
4k views

How to change the resolution of the TTY on Arch Linux

I followed the Arch beginner's wiki to install on VMWare player (host is Windows 7) Arch without x-server and I would like to know how I can change the resolution of what I think is called the TTY to ...
4
votes
3answers
430 views

Set up Linux box as WAP for MyBookLive?

I inherited an old Linux box as well as a MyBookLive and would like to make the MyBookLive available over my wireless, essentially using the Linux box as a gateway. I just wiped the Linux box (home) ...
4
votes
3answers
2k views

Can't set-up Wifi Adhoc on my Raspberry Pi with an USB dongle

I am trying to set-up an access point (ad-hoc) for my Raspberry Pi. That means I'm trying to "share" the ethernet connection over Wi-Fi. I am doing this using my Ralink Technology, Corp. RT2501/RT2573 ...
4
votes
3answers
7k views

Which keymap should I use for a wired Mac keyboard in Gentoo Linux?

I just purchase the new wired Mac keyboard: Running on Gentoo Linux it works mostly fine. The only problem I am having is the function keys and swapping the Alt and Command keys to resemble a ...
3
votes
3answers
112 views

Where does this name come from? root@<hostname>

When I putty into my CentOS 6 server I am shown root@ DemandStream Development This was a copied and repurposed Linux VM from one of our development environments. How do I change this name? It seems ...
3
votes
3answers
15k views

How to get Alfa awus036nha to work with Kali Linux?

Im running Kali linux 64bit 1.07 as a guest os through virtualbox 4.3.12 r93733. Ive also installed the VirtualBox 4.3.12 Oracle VM VirtualBox Extension Pack. I have bridged my hosts network ...
3
votes
3answers
688 views

Is there actually a way to make video calls through XMPP/Jingle WITHOUT Google Talk?

Good day people, I'm writing because I've spent the whole day trying to make video calls through XMPP but I haven't really found out if it's actually possible. There are many clients which ...
3
votes
3answers
5k views

Check that Laptop Fan is Functioning Correctly on Linux

I just completely disassembled and reassembled my Dell Studio 1555 laptop. I had to remove the hard drive, WLAN card, unplug optical drive, display connector, even the motherboard to get to the fan. ...
3
votes
3answers
1k views

No signal on monitor after plug it to a linux box

I use my old computer as an NAS, so I remove the monitor after I installed linux on it (disconnect vga cable). I use ssh to control the machine and it works fine. Until some day, after kernel/softare ...
2
votes
3answers
54 views

Recovering filesystem in mangled partition

Accidentally booted the Acer Recovery partition of my multi-boot laptop and despite selecting EXIT when presented with a choice of whether I wanted to recover anything or not, one of my partitions got ...
2
votes
3answers
46 views

How do I create a file as a user and then modify it as another user?

I have a script that does an "su - oracle" then runs exp. I need to store that file to a directory /app/dumps that the user "backups" has access to read + write the file. What's the proper way to ...
2
votes
3answers
403 views

Why is my computer screen black whenever I load an OS?

Whenever I boot up windows I get the "Starting Windows" screen and then I'm shown a black screen with a mouse cursor (which I can move). I installed Linux Mint 17 on an entirely different hard drive ...
2
votes
3answers
447 views

How can I find all files on a folder tree that have a none alpha numeric characters in it

I have taken over from someone else a lot of historic data. However the file names are totaly random and badly formatted IMHO. To start with I want to get a list of all files that contain spaces, or ...
2
votes
3answers
729 views

How can I determine if a client SSH connection has a tty associated with it?

Im writing a PAM module to handle authentication (server side - sshd) and I have to know if an ssh client is a tty (interactive) or not (non interactive). Does anyone have a clue?
2
votes
3answers
239 views

How to prevent a user from viewing the entire file-system?

I've set up SFTP/SSH so that a user can only put to their home directory, however, they can still cd to all other directories and get files that they see. How can I prevent this? EDIT: My ...
2
votes
3answers
2k views

Set up “smart” DNS server

I'm in a restricted network and I want to setup a smart DNS server for personal use. I don't want to use any VPN services since it required setup on my Windows 8. I don't want to encrypt internet ...
2
votes
3answers
848 views

Run a script after killing lxsession (xorg)

I am trying to run a program automatically within a bash script after killing the LXDE session. My script consists of: #!/bin/sh pkill lxsession; sh ...
2
votes
3answers
4k views

Linux, how to know the current boot disk

I've a Linux Centos (5.0) machine with 2 disks. I was changing the SATA cable to one of the disk when I realized that depending on what SATA slot I'm using, the OS starts from sda or sdb. The problem ...
2
votes
3answers
5k views

SFTP ChRoot result in broken pipe

I have a website that I want to add some restricted access to a sub-folder. For this, I've decided to use CHROOT with SFTP (I mostly followed this link : ...
2
votes
3answers
518 views

Create bootable hard drive image

I've got a file server running Linux that I want to be able to run headless and access it via ssh. I no longer have room for the monitor and keyboard and plan to put it in a closet or somewhere out of ...
2
votes
3answers
840 views

Power optimization in Linux

I am working on a traffic surveillance project which performs various image processing tasks with a number of visual sensors and a computing platform. My basic task in the project is the power ...
2
votes
3answers
5k views

Cant get squid proxy to work

i need squid proxy on my centos server. But i just can't get it to work. I did yum install squid. Here is my squid.conf file (i removed all comments): acl all src 0.0.0.0/0.0.0.0 acl manager proto ...
2
votes
3answers
784 views

GNU Screen - pasting from System Clipboard

I am using screen on OS X. I have two bind commands: bind ( eval "writebuf" "exec sh -c 'pbcopy < /tmp/screen-exchange'" bind ) eval "exec sh -c 'pbpaste > /tmp/screen-exchange'" "readbuf" ...
1
vote
3answers
63 views

How to check the program is installed on linux?

I want to check if the program is istalled on linux(CentOS). (I used java jsch) If not, send messages to front-end which program user lacked. I used which As you can see,I didn't have php ...
1
vote
3answers
61 views

Using scp to get all files in multiple directories

I have a directory structure which looks like A1/B1/C1/files111*, A1/B1/C2/files112*, A1/B2/C1/files121*, A1/B2/C2/files122*, etc. so that all files in all directories are unique. Is there a way to ...
1
vote
3answers
123 views

Bash script to find all folders containing a specific file and copy a new file to those folders

I'm trying to write a script that will loop through all subfolders of a directory to search for a specific file and then copy a new file to those folders that contain that file. This is what I have ...
1
vote
3answers
675 views

Unable to get Linux Live installation media to properly boot from USB on 2006 iMac

I'm trying to dual boot linux on a 2006 iMac. I have tried Arch, Ubuntu, and Fedora. I originally created the Arch USB installation media following the instructions in the Arch Beginner's Guide. ...
1
vote
3answers
350 views

How to encrypt files under linux for cloud storage

How to encrypt files under linux for cloud storage I am searching for a file based encryption tool, which I can use in Linux (Mint) to store files in google drive. I really like encfs. But since die ...
1
vote
3answers
1k views

Reduce brightness on laptop with Fedora 20 and Gnome Shell

So, I just gave up trying to get my screen brightness keys working properly and now I'm searching for a way to decrease the brightness of my screen artificially. Maybe there's a gnome shell extension ...
1
vote
3answers
96 views

Files in red, what do they mean

What does it mean when a file is in red. I change into one of my directories and run ls and it shows these files I've never seen in red. duplicity-full.20120405T013825Z.vol10.difftar.gz and goes all ...
1
vote
3answers
9k views

Linux Mint Wifi keeps disconnecting at random times and asks for wifi password

I have a fresh install of linux mint 16 cinnamon edition. I have a Netgear wireless dongle model: WNA1000M. Is there any command i should run to get more details? Wifi drops about: 15min to 1hr.
1
vote
3answers
420 views

scp files between hosts through intermediate

I have access to 3 machines, A, B, and C. The only possible (ssh) connections are: A -> B A -> C I need to get files from B to C, I can only scp the files from A to B (on A: scp remote local), and ...
1
vote
3answers
90 views

Linux: create a “public” SSH account that executes a specific binary and then closes?

I have written a simple application that runs in console mode. I want to allow people from the Internet to SSH to this host and use the application in question. Each time someone SSH's to the server, ...
0
votes
2answers
504 views

Strange DNS problem [seems to be IPv6 issue]

I'm experiencing strange problems with my Kubuntu 9.10 when doing DNS requests from various applications. The requests are extremely slow, so loading any pages in Firefox or Konqueror, doing package ...
0
votes
2answers
753 views

How do I dock a pidgin window in X?

Using the Windows Pidgin Options plugin, I can make the buddy list be dockable. If I dock it, other windows avoid it when maximising themselves. How do I do the same thing in X?
-1
votes
2answers
63 views

Does installing Windows and Linux slow down computer?

I have Windows 8.1 already installed in my laptop. Now i'm thinking o installing Linux too. Is it a good idea? will it slow down my system?
-1
votes
2answers
69 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 ...
-1
votes
2answers
78 views

Laptop won't boot with RAM upgrade

I have a circa 2010 Sony Vaio VPCEB25F that has two memory slots and came stock with 2x2GB; I can’t remember the specs, can fill-in when I get back home. I just purchased two 4GB Team DDR3 1600MHz ...
-1
votes
2answers
1k views

Asus X205T Legacy boot

Does anyone know how to boot Linux "Ubuntu" from a Usb Stick when there is no Legacy boot option In the Bios I have Microsoft 8.1 and want to replace it.
-1
votes
2answers
50 views

Linux remote control over internet

I have a ARMv7 mini PC in city A, and a laptop in city B. Both of them are behind router and firewalls, ARMv7 is running Ubuntu 14.04, only user is root, Laptopis running ARch. I want to access the ...
-1
votes
2answers
506 views

Re-installing Windows with HDD encrypted with Ubuntu?

When I installed Ubuntu, I encrypted everything for security reasons but now I need to switch back to Windows and I cannot boot from CD. When I boot the CD in Wine it says: Windows Setup cannot ...
-1
votes
2answers
631 views

Unable to connect to Internet in OEL5 guest even though I can ping machine from host machine

I have Oracle Enterprise Linux 5 as Guest on VirtualBox running on Windows 7 host using Bridged Network. I have being trying to configure a static IP on OEL5 VM Guest at work, as previously the VMs ...
-1
votes
2answers
900 views

Linux: Giving a user read/write access to all files and directories

Is it possible in linux to give a user read/write access to all files and directories like root? EDIT I have a special case. I need to create a folder structure on which I can grand a special user ...
-1
votes
2answers
791 views

Keeping users inside their home directory

I have a fresh install of CentOS and I'm currently setting up users. Their home directories reside within /home/username/ and I want to make it so that they cannot ls or cd outside that area when ...
-1
votes
2answers
1k views

Unable to build Python modules in Mandriva 2010

I am trying to build a Python module (pyfits) but I get the following error: # python setup.py install /home/steve/src/pyfits-2.2.2/stsci_distutils_hack.py:239: DeprecationWarning: os.popen3 is ...
-2
votes
2answers
127 views

Converting an ELF executable (Linux) into a PE.exe (Windows)

I am a newbie when it comes to using machine code files!!! I need to use a machine code executable obtained as ELF (Linux) into an exe file for Windows. I have tried 'objconv' but, though the format ...
-2
votes
2answers
66 views

Copy sequential files into sequential directories

I need to copy multiple, sequential files into sequential directories. The files have the julian date (day of year) with other info in the file name. The directories are listed by julian date (day of ...
-2
votes
2answers
800 views

how to download multiple files using axel

I have a 5 files (e.g. a.zip, b.zip. c.zip etc..) that I would like to download using Axel. As documentation is limited, does anyone know the right command?
-3
votes
2answers
252 views

How to show the hidden partitions in Ubuntu 14.04 installation?

I have a computer with Windows 7 and I am trying to install Ubuntu 14.04 alongside Windows. I have a 320GB harddisk partitioned like this: DISKPART> list volum ::N volume::::Ltr::::::Nom::::: ...
-3
votes
2answers
342 views

raspberry pi remote desktop

I have a model B raspberry pi connected over an ethernet cable to my laptop. My tv has a hdmi input but my laptop has no hdmi output. I can display the raspberry pi desktop on the tv using a hdmi ...