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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nvidia-settings showing different GPU temperature

I have noticed that after switching from nvidia blob 295.x to 304.x, nvidia-settings utility suddenly shows GPU temp like 20 degrees less when GPU is under load (playing a game). It was around 80C, ...
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2answers
1k views

Turn off a monitor through remote login

I need to know how to turn off a monitor through remote login in linux. And also how to turn it on. Pleas help....
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1answer
2k views

Cygwin runtime errors (“couldn't allocate cygwin heap”)

I am getting following exceptions when I start running some commands in Cygwin. C:\cygwin\bin\bash.exe (4136): *** couldn't allocate cygwin heap, Win32 error 0, base 0x740000, top 0x755000, ...
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2answers
2k views

VirtualBox crashing with Windows 8 guest & Guest Additions

I'm trying to install the Guest Additions for Windows 8 x64 running in VirtualBox 4.2.4 OSE on a Linux x64 host. The Guest Additions installer will, every time, crash the entire VM, bringing it ...
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1answer
351 views

Virtual Box start from dual boot systme

So for a long time now, I've been running Linux on a dual boot system with Windows 7. I don't run Windows very often, however it happens enough now that I started looking at alternatives to reboots. ...
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1answer
1k views

can't get hardware accelerated graphics with linux mint 13

When I do a search for additional drivers I get no result. But I know that such driver exists because I had accelerated graphics on this computer before when i run ubuntu 10-04 on it. I have no clue ...
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1answer
135 views

roll over stdout logfile (ash)

I'm wondering how I can make a logfile that records the stdout of a certain program to roll over when it has reached 500KB for example using /bin/ash as the shell? Thank you for any hints or ...
2
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1answer
749 views

Debian Bluetooth headphones not working [closed]

Hardware Headphones Bluetooth dongle Maybe not exactly these models. Setup I tried to follow some guides, here's what I've done so far: Install software: sudo apt-get install bluez-utils ...
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3answers
2k views

Using diff on a long one line file

I have a file that has only one line. Its size is about 20,000 bytes. The file has been modified, and I wanted to know where. I thought using diff, but it shows me the complete line, because it ...
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1answer
3k views

Rename every file in a directory to remove part of filename [duplicate]

Possible Duplicate: Mass Rename Files with bash I have a directory full of files with names like this: 1418450360_72733601001_th-72713048001.jpg?pubId=1418450360 ...
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1answer
260 views

CSF Unresolved issue

I began receiving service failures for CSF/LFD once the limit was reached in iptables preventing the service from working properly. I flushed all iptables rules, and redid by rules using CIDR rather ...
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1answer
153 views

Are there any command line utilities which can calculate and/or limit how fast a pipe is running?

I'm doing some basic stress testing of a Linux kernel network IWF with netcat. The set-up is fairly simple. On the target side: nc -l -p 10000 > /dev/null And on my desktop I was running: cat ...
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1answer
186 views

How to access unmounted network drive files on Linux?

I have a remote host called myhost and I have some log files that I want to access in the terminal. For example, I can access this in my browser: file://myhost/f$/logs/dev.log But when I try this ...
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1answer
76 views

VirtualBox shared folders, how to automount with commandline

any ideas on subject? it seems that only Virtualbox manager do rihtfully connect of shared folders but that is not the case for commandline vm launch in linux.
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0answers
372 views

emacs ansi-term is very slow

I'm running emacs GNU Emacs 24.2.50.1 (x86_64-unknown-linux-gnu, GTK+ Version 2.24.10) on Ubuntu 12.04. When I open an ansi-term (or term or multi-term) buffer, and use it for a few minutes, it ...
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1answer
766 views

Linux Firefox copy/paste issue

I'm using Firefox 15.0.1 on Fedora 17 without running gnome or kde. The problem I'm having is that whenever I select text outside of Firefox, for instance in xterm, the middle mouse button doesn't ...
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2answers
3k views

Grub : linux command not found

I'm having an issue and I hope someone can help me, I installed ubuntu 12.10 on my computer (along side windows 7) from a live cd, but when I rebooted my computer after a succefull installation, I ...
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2answers
99 views

Changing permissions for specific folder

i need some help. I'm using Fedora 15. I have 2 users: user1 and user2 and directory in /usr/local/example_directory. Now for this directory owner is user1 and other users can only read this. I need ...
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1answer
642 views

Systems sharing /home via NFS freezing (on ICY BOX IB-NAS5220)

I have a small home network running, with a NAS box (ICY BOX IB-NAS5220) exporting /home for my various Linux Mint machines. /etc/exports on the NAS: /mnt/md1/public ...
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1answer
41 views

Console program settings

I have a generalized program to be run both in windows and linux. When I run the program in the windows console it halts at a point where the .sh file is to be executed with a window popping asking ...
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2answers
14k views

can I display a JPG or PNG to the framebuffer (/dev/fb*)?

I know I can capture the framebuffer in linux using something like cp /dev/fb0 ~/myimage and re-display that by coping back to the device like so cp ~/myimage /dev/fb0. What format is the framebuffer ...
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2answers
882 views

Should root ever own files in my (linux) home directory?

This question started off asking why my history file wasn't working properly. Then I noticed it was -rw------- 1 root root and hadn't been updated since 2012-09-11. I changed the ownership, problem ...
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2answers
390 views

What is the default user agent when using 'wget' on Linux?

What is the default user agent when using the 'wget' command on Linux. I'm not trying to fake out a website when it's being used, I simply want to know what appears in the Apache logs. Thanks!
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0answers
351 views

What are valid reasons to monitor MemFree or Active as opposed to MemUsable?

How to monitor memory usage for alarming purpose talks about the reasons to use MemUsable as the proper metric for alarming on memory, however I still see a lot of instances of alarming on Active or ...
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1answer
645 views

Are there any modern Linux distributions that still support /dev/audio?

I'm in the process of trying to debug a program that uses the legacy OSS /dev/audio interface to play sounds. However, Ubuntu and others no longer include a /dev/audio interface. Are there any ...
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2answers
236 views

FTP client with “master password”

I'm searching for an FTP client that has a "master password" function. So all the password stored in the FTP client software is encrypted, and if I start the FTP client it asks for a master password, ...
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2answers
185 views

Having trouble connecting to wifi on Fedora 14

I'm relatively new to Linux and I've recently downloaded Fedora 14 to run as a dual boot with Windows 7. I've tried using a wired connection and it works fine, but when it comes to wifi, I'm getting ...
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1answer
801 views

Drive cloning with Rsync

I would like to mirror (clone) my TV harddrive to my TVbackup harddrive daily. I don’t want to use RAID, and currently, both drives are in the same computer (this will change in the future). In order ...
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3answers
394 views

Is there a shortcut to run a suggested command in a terminal?

If I type in a command for a program that is not installed I might get a message like this: [user]~$ program The program 'program' is currently not installed. You can install it by typing: sudo ...
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3answers
1k views

How to recover data from software RAID 5 disk partition

I have CentOS 5.8 on my computer, with 5x 1TB hard drives. I used software RAID. (RAID 1 as a boot partition md0, RAID 0 as a root partition md1 and RAID 5 as /home partition md3). Unfortunately one ...
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1answer
151 views

Tiling window manager where dual heads share common workspace [closed]

I want to use a tiling window manager with my dual monitor setup, but almost all wms seem to treat each monitor as an independent workspace. This means that I can change the workspace of monitor 0 ...
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1answer
86 views

How do I calculate file size ignoring PDFs (or other binary files)?

I would like to calculate the file size of a directory tree, but I want to ignore all PDFs and images as well. Essentially, I'm trying to figure out what the size of the text-only files are. How can ...
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2answers
978 views

Using 'diff' command over ssh

If I have a folder with several files on my computer, and a copy of the same folder on a remote server, is it possible to run 'diff' through ssh so I can see the differences between my copy and the ...
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1answer
2k views

Truecrypt on Linux (permission confusion)

I am pretty inexperienced with Linux... So please bear with me here. I keep running into permission problems when working with truecrypt on Linux. Currently, I run truecrypt as root to mount my ...
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4answers
5k views

Fix overscan in Linux with Intel graphics Vizio HDTV

I am connecting my server to my HDTV so that I can conveniently display it there. My VIZIO HDTV cuts off all 4 edges. I already realize it is not optimal to be running a GUI on a server; this server ...
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0answers
258 views

Load-balancing: response packets not routed - iptables

I have a problem with iptables. I'm trying to setup a load balancer between 2 uplinks. I can mark packets and connections, use ip rule to choose routing table (so changing the gateway). But, when I ...
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1answer
473 views

Stream live audio with noise filter in Linux

I need to strip the noise from an audio source, but it needs to happen live. The resulting voice doesn't need to sound perfect, it just can't contain too much noise. I've read up about sox, but it ...
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2answers
138 views

Map a remote Cygwin path to a Windows drive

I use cygwin to log into remote Linux servers. I'm not very good with the Linux command-line, especially for editing files using tools like vi. So I wondered if it's possible to view a remote Linux ...
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2answers
6k views

Is it possible to use Sky Drive with linux?

I'm a long-time Dropbox user, and I'd like to experiment with Sky Drive. I have two Windows 8 computers and one Ubuntu computer that I use on a regular basis. If I can't use Sky Drive on all of them, ...
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1answer
119 views

Does Source Based Linux Distro's Have Lower Download Size for Packages Rather Than Binary?

I looked all over the internet and couldn't find the answer to my question. If you use a source based distro, does that lower download sizes, compared to binary? If so, how significant is it? (Provide ...
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1answer
453 views

SSH login without password prompt [duplicate]

Possible Duplicate: How do I set up SSH so I don’t have to type my password? I am trying to set up Opennebula. I want to set up my local host so that I can log into my remote host without ...
0
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1answer
660 views

In linux, how can we change bash environment variables using initialize script?

We know that we can change bash's environment variables, for example PATH, using initialize script, for example .bashrc. Just writing PATH=<VALUE> and you will get what you want. But, consider ...
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1answer
1k views

Unison -repeat watch will only sync when a change is made client side

I have 3 computers, two clients (A,B), and one central server (C), that they both connect to via Unison/ssh, folders are set to -repeat watch so that changes are sent to the server as soon as they are ...
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0answers
130 views

Guest slow after being idle for awhile

I've been playing with ESXi and Linux KVM to try to find out which one best suits our needs. With both of these solutions I've run into the same situation. After a guest has been idle for some time ...
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4answers
2k views

Why do we need hosts file?

DNS resolves the domain names to IP address then why do we need hosts file in our machine with domain name -> IP address mapping? One disadvantage is that the ip address could change. Is there any ...
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2answers
5k views

How to force add a route in linux

If I try to add a route with route add dest X.X.X.X mask 255.255.252.0 gw X.X.X.X I get dest: Unknown host message. Nothing changes even if I add the -n switch, which I believe should prevent route ...
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1answer
2k views

What does an asterisk “*” mean in hexdump output?

I print MBR with hexdump and I get the following output: 000001a0 67 60 6f 70 65 72 61 74 69 6e 67 60 73 79 73 74 |g`operating`syst| 000001b0 65 6d 00 40 00 63 7b da c5 f5 61 68 00 40 00 40 ...
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2answers
300 views

GNU/Linux, Fedora 17, login message

Is there a program that displays the login message formatted like this: Last login: Wed Oct 24 16:40:33 2012 Or do I have to write my own program/script? I was wondering if there is a command the ...
3
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0answers
231 views

Computer-to-Computer network between OS X and Linux

I want to make a connection point to point via wifi between Mac and Linux. What I did was: I have created Computer-To-Computer network in OS X I have set manually an ip address for Mac, ...
7
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0answers
391 views

What's the meaning of “rc” in filenames such as .vimrc and .bashrc? [duplicate]

There are many file with a name containing "rc", but what's the meaning of "rc"?