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

1
vote
1answer
185 views

yum to treat a package installed by hand as installed through it

I've built Emacs 24 and installed it on my FC-17, but if I try to install any package that requires Emacs (such as Pymacs, ECB and so on), all of them will try to install Emacs 23. I think that my ...
3
votes
1answer
123 views

Why do RPM packages have different names to the programs they install?

It seems to me that when I download RPM packages that the names they use are sometimes different from the programs they install. For example: yum install httpd apache -v I install the RPM package ...
8
votes
7answers
3k views

Is there a Linux distro that will easily run “embedded style” on a Raspberry Pi? [closed]

I need a Linux distro that will give me the following: Run on a Raspberry Pi Can reliably survive power loss (like via a read-only filesystem) I've been able to hunt down some documentation on how ...
0
votes
1answer
633 views

Video card not detected on Lenovo T410 in Linux

I have a T410 with an nVidia NVS 3100M, this is not a hybrid system, there is no Optimus. (No option in the BIOS for Optimus, lspci in linux as well as the Windows device manager only show the nVidia) ...
3
votes
1answer
744 views

How to make WinServer's AD work with Linux DNS/DHCP on VMware?

I got 2 virtual machines : Windows Server 2008 with Active Directory installed. Linux that works as a DNS and DHCP Server I need to make them work together, but I don't if this is going to be ...
12
votes
3answers
4k views

Is it possible to set up a bare-metal hypervisor on my laptop?

Say I had a Core i7 Laptop with 16GB of RAM and a 750gb drive. Is there a mechanism where I can partition the HD into a Linux, Windows, OS X, Shared Data, Hypervisor setup where I boot a small ...
4
votes
1answer
89 views

Create a keyboard shortcut that maps to the down/up arrows on the keyboard in Fedora

I would like to map Alt+N and Alt+P to the down arrow and up arrow, respectively. I want to do this because various popup dialogs in eclipse require the user to type the arrow keys and no shortcuts ...
6
votes
2answers
179 views

Why doesn't the administrator mode protect Windows from malware?

It is often given as the main reason for Linux' relative safety from malware that only the root account, which is not used for e.g. browsing the web, can make significant changes to the system. ...
4
votes
1answer
367 views

how do I copy DVD with basic linux command to get iso no bigger than the original?

I'm trying to copy a SUSE 9 DVD using basic linux commands. The ultimate goal is to modify the DVD content before creating the new image. It works after a fashion except the new .iso is a bit larger ...
3
votes
1answer
2k views

How to reverse-i-search back and forth?

I use reverse-i-search often, and that's cool. Sometime though when pressing Ctrl+r multiple times, I pass the command I am actually looking for. Because Ctrl+r searches backward in history, from ...
1
vote
1answer
348 views

EXT4-fs error (device loop0) ext4_mb_generate_buddy

I've been randomly getting theses in my /var/log/messages [5747511.945300] EXT4-fs error (device loop0): ext4_mb_generate_buddy: EXT4-fs: group 1: 29505 blocks in bitmap, 29455 in gd Not had any ...
1
vote
2answers
129 views

Does more heat generation mean more wear and tear?

I read that hardware generally used on PC is not optimized for running Linux. That is the reason the machine emits large amount of heat and doesn't give the battery back up , that we will get while ...
2
votes
2answers
2k views

wpa_supplicant : Blacklist wireless networks by BSSID

I am currently using wpa_supplicant to connect to my wireless network. The wireless network is extended with at least 30 different access points having the same SSID, and it takes a lot of time to ...
0
votes
1answer
113 views

Installing Linux from an external card reader

I have this problem. I was experimenting if I could use a memory card (SDHC) as an USB drive for all intents and purposes, and when I put the card in an USB card reader, I can use it just like a ...
0
votes
4answers
166 views

how to view Linux files in a window from the windows machine

I can use putty to access Linux server from a windows machine. But it's kindof inconvenient to navigate through the folders. Is there a way to view the folders in a window (the windows look-and-feel) ...
0
votes
1answer
543 views

How to restore emails on CentOS?

I moved my domain to another server. Unfortunately, i deleted the emails accounts from my Mail Client (On MAC) and all of the previous emails have been deleted and I don't have access to them. How may ...
2
votes
0answers
132 views

Linux USB to work as CD ROM in OS X

I am working in driver development in Linux USB modules. I have written a driver for USB and it is working as CD ROM in a Windows machine. I made the first partiton as fat32 modprobe g_hidmass ...
1
vote
2answers
2k views

Arch Linux booting with read only filesystems

I installed Arch today and when I logged in I noticed that my filesystem is read only. How can I fix this?
2
votes
2answers
85 views

Can I associate my command history based on my cwd

I often navigate between multiple directories in a bash session. Sometimes upto 4. For each directory I am in I often have an exclusive set of commands that I fire and this set can be between 7 and 10 ...
2
votes
1answer
306 views

How can I know if the set -e option is enabled or not?

I'm writing a shell function that will be called from many different places and I want to ignore all errors occurring inside the function disabling the (possibly enabled) set -e shell option, ...
0
votes
3answers
117 views

Symbol 001E in a box on a Linux terminal

When reading a Windows log file in a Linux terminal, I see a strange symbol “001E” How can I replace it by space? Maybe something like sed -e 's/010e/ /'
3
votes
2answers
344 views

Force sudo to ask for password once from outside sudoers

I'm trying to hack together my own Android app that opens an SSH connection to my computer, and sends commands. I am aiming to keep the interactivity of this process to a minimum, to make it have the ...
3
votes
1answer
2k views

How to set login screen resolution in debian

My Debian install (Linux machine 2.6.32-5-686 #1 SMP Sun May 6 04:01:19 UTC 2012 i686 GNU/Linux) is limited to 1360x768, but my monitor is capable of 1680x1050. There is no xorg.conf file so I created ...
7
votes
3answers
12k views

how to stop cp: overwrite './xxx' ? prompt

How can I stop the cp command from prompting to overwrite. I want to overwrite all the files with out having to keep going back to the terminal. As these are large files and take some time to ...
0
votes
1answer
1k views

sudo/su command for Red Hat Server 5.4

Without going into too much detail, I need to execute one linux command on redhat with root user access. Red Hat Server 5.4 does not recognise the sudo command. The command su can be used to switch ...
4
votes
1answer
2k views

Linux permissions for services

How do permissions work for services in Linux? I already know that I can set read, write and execute permissions for files and directories with chmod each for owner, group and other users but how do ...
0
votes
1answer
1k views

How to get out of the Linux Filesystem repair prompt after repairing the filesystem?

When I try to log into my FC16 VM, I end up on the Filesystem repair prompt. I am guessing this is an issue caused by the corruption of the filesystem. In this filesystem repair prompt, I am unable ...
3
votes
0answers
2k views

Linux run script automatically after boot [duplicate]

I want to start a script, which set the system time automatically after booting. I wrote the command date -s "12/31/12 23:59" in rc.d/rc.local. That didn't work. How to solve that?
0
votes
1answer
139 views

how can i find my system turn on and turn off timing

Is there is possibility to find my system turn on and turn off timings in last few days. i want to know last booting time of my system, and who operated my system in last day... thank you
0
votes
0answers
141 views

Network bandwidth & traffic monitoring [duplicate]

I have the following situation: Small network with about 30 PCs with wireless cards. A regular Asus wireless access-point which is connected to the server. Server is a normal x86 PC with Ubuntu ...
1
vote
2answers
270 views

Interpreting regular expressions using find in Linux confusion

I am attempting to use the find command and came across an article at http://www.linux.ie/newusers/beginners-linux-guide/find.php which states: The wildcard character is escaped with a slash so ...
3
votes
1answer
450 views

Setting up a shared folder in Linux

I'm trying to set up a folder in my home directory that will be shared with another user, but I can't get it to work. This is what I've done: I have tried two different ways using ACL's and ...
0
votes
0answers
281 views

Ubuntu can't install an older version of a package

When I try to do an apt-get install, I keep getting an error: Depends: libgtk-3-common (= 3.4.1-0ubuntu1) but 3.4.2-0ubuntu0.4 is to be installed when I run sudo apt-get -f install, I get several ...
1
vote
1answer
1k views

How to use SREP with Freearc?

I've read the instructions at http://freearc.org/research/SREP.aspx and added SREP to my arc.ini but I can't find SREP in the gui? How can I compress my files with SREP? I've also downloaded the ...
0
votes
1answer
3k views

Error: “failed to connect to wpa_supplicant - wpa_ctrl_open no such file or directory” using netcfg with wpa_supplicant

I'm trying to set up netcfg so that I can finish installing Arch Linux (using the instructions from the Beginners' Guide and netcfg) and I passed over what was meant to be a short step. Open ...
0
votes
0answers
147 views

ubuntu 12.04 - keep getting “Server not found” for some websites

ever since last week , i've noticed that many websites cannot be accessed , and it doesn't matter if i use firefox or chromium as a web browser . as an example of such a website is: ...
2
votes
1answer
1k views

Why does Midori on Fedora Linux pretend to be Safari on Mac OS X?

If you are using Google Chrome on Linux then the User-Agent request header will look like this: Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.89 Safari/537.1 ...
0
votes
1answer
117 views

Two connections in Ubuntu

I have one wire that goes to my laptop. I can connect local network and adsl internet in Windows simultaneously. I created adsl-connection and it works well (I can browse Internet). But I can't ...
0
votes
1answer
632 views

Delete files at boot, or run script on boot

I need the CentOS system to automatically delete some files (if they exist) on every boot. I can write a PHP or bash script to actually delete the files, but how can I get the script to run on each ...
0
votes
0answers
632 views

HDMI to DVI-I adapter no signal without vga

I bought a computer monitor (MAG 22" LED H2201L-NS 1920X1080 2MS + DVI-D), and I have a laptop that only has a vga connection and an HDMI connection. bearing in mind that I want to connect it to my ...
1
vote
0answers
79 views

How to provide an alternate library path for one application only?

After installing the infinality font configs and recompiling freetype with some patches wine won't recognize freetype anymore. I've tried statically linking only freetype by modifying a slackbuild ...
0
votes
2answers
2k views

rm command and regular expressions via Linux BASH shell

I am attempting to use regular expressions to remove set of files however the bash shell returns the message rm: cannot remove `[0-99]+ -': No such file or directory rm: cannot remove `[a-zA-Z': No ...
2
votes
2answers
1k views

How do I change the default for the “df” command in unix/linux?

I'm trying to change a default for the df command. When I type the df command, I see the amount of disk free space listed in kilobytes. I want to change the default so that when I type in df alone, ...
0
votes
2answers
855 views

Wifi not working in ubuntu

I m trying to work wifi in ubuntu 10.04 lts on HP pavilion dv6 laptop. I m new to Ubuntu I tried many thing , that were present online with Broadcom. I feel Broadmcom is not present. Please find ...
6
votes
2answers
5k views

How to see the content of RAM memory? [closed]

Is there any way to see the content of the RAM memory? From the first byte until the last one. I'd like to see where the OS and all the processes running on it are located in the RAM. Is this ...
3
votes
4answers
3k views

Why is setuid ignored on directories?

On Linux systems, you can successfully chmod u+s $some_directory, but instead of forcing the ownership of new subdirectories and files to be the owner of the containing directory (and setting ...
0
votes
2answers
675 views

Apache virtual hosts configuration works on Windows, not on Linux

On Windows this Apache virtual host configuration is fine, but when on Linux it does not work the same. NameVirtualHost *:80 <VirtualHost *:80> DocumentRoot "/www/chess/htdocs" ...
1
vote
4answers
1k views

Use-cases for assigning multiple IP addresses to 1 NIC [closed]

What would be some of major use-cases in which you would want to assign multiple IP addresses to your NIC? Knowing of any standard/well-known 'gotchas' associated with each use-case would also be ...
2
votes
3answers
335 views

Xargs string interpolation, not by inserting a space

I want to repeat touch ../template/filename where filename comes from find. I want xargs to apply the touch operation, but I dont want it to insert a space like it usually does which derives into: ...
1
vote
2answers
472 views

Is there a method to find how many soft links point to certain file?

SSH is a soft link (symbolic link or symlink) to dropbear. I want to know how many files are soft linked to dropbear. Is there any method to find how many soft links point to certain file? It would ...