3
votes
1answer
562 views

Does truecrypt leave behind temporary files

I've I have some scans of sensitive documents in image format such as jpg png etc. When I open up the folder containing them which is in a truecrypt file, will nautilus create a temporary version of ...
3
votes
2answers
3k views

Live Linux CD/DVD with Bittorrent client, Java, Flash, VLC?

I'm looking for a live CD distribution that offers me fully featured environment for using Internet and OpenOffice (or some other office app compatible with M$ Word). I thought about installing a ...
4
votes
1answer
686 views

Quit VIM is slow, usually 2 seconds, it shows

On quit, vim shows that: ".netrwhist" [Not edited] --No lines in buffer-- This process usually takes 2s. How to turn this thing off? --- Update --- I noticed that netrw is installed as ...
5
votes
1answer
8k views

Cloning a bootable USB stick to a different-sized stick

HARDWARE: 2 8GB USB flash drives DISTRO: Mint 9 Xfce persistent Live Cd One USB flash drive has two partitions: 1) FAT32 700MB Mint 9 partition 2) ext3 7.3GB casper-rw partition GOAL: I want to make ...
2
votes
1answer
205 views

_path_files and compadd ignore-files parameter

What is the format for the -F option of _path_files and compadd? I'm passing several directories to _path_files: _path_files -W "($base_directories)" -/ But some of those directory trees I don't ...
8
votes
2answers
4k views

Increase font size in rxvt-unicode without editing ~/.Xdefaults

I am a loyal Linux fan who has been spending a lot of time using iTerm on a mac lately. One thing I really like about the mac, and iTerm in particular, is the ability to use a keyboard shortcut to ...
3
votes
1answer
970 views

GRUB File Not Read Correctly

I was installing Gentoo when I ran into problems with the bootloader. Whether I used the automatic or manual installation method, GRUB always threw the following error: The file /boot/grub/stage1 ...
37
votes
4answers
4k views

Why is Linux commonly used as operating system for supercomputers?

As of november 2010, Linux is used on 459 out of the 500 supercomputers of the TOP500. What are the reasons behind this massive use of Linux in the supercomputer space?
5
votes
2answers
386 views

Choosing virtual machine software on Linux

There are many virtual machine software out there. Even some are included into mainline Linux. What differentiates them, and what criteria should one ponder while choosing one?
1
vote
1answer
4k views

What is Dom0 and how can one use it?

I have heard that Xen is now fully included into mainline Linux, and is usable via Dom0. Bare with me: I'm no expert on virtualization, let alone virtualization on Linux. What is Dom0, what is its ...
2
votes
1answer
212 views

With full data journaling, why does data appear in the directory immediately?

I've got a question regarding full data journaling on ext3 filesystems. The man page states the following: data=journal All data is committed into the journal prior to being written into the main ...
3
votes
2answers
7k views

How can I install VLC 1.1.10 or 1.1.9 in CentOS 5.6 or CentOS 6.0?

On the VLC download site there is no CentOS 5.6 or 6.0 downloads rpm's. Which RPM can I use to have VLC 1.1.10? In case it's not available, can I simply use the same Fedora downloads? [root@www ~]# ...
4
votes
1answer
388 views

Fail to install perf on slackware 13.1

I was trying to install perf on slackware 13.1 When I first ran make at /usr/src/linux/tools/perf I got some errors. And I found this patch http://www.valimar.it/repo/linux/perf_fix-2.6.33.patch And ...
4
votes
4answers
513 views

How to set up tea-time in emacs to use native notification system in gnome

Is there an easy way of having tea-time display messages via gnome's native notification system? The current "notification function" in tea-time.el is: (defun show-notification (notification) ...
10
votes
1answer
9k views

Difference between block size and cluster size

I've got a question concerning the block size and cluster size. Regarding to what I have read about that I assume the following: The block size is the physical size of a block, mostly 512 bytes. ...
3
votes
1answer
1k views

Running MPlayer through a PHP script

I'm trying to open an MPlayer instance on my server from a PHP script (using PHP's system() function). I've looked into making mplayer a slave ( http://www.mplayerhq.hu/DOCS/tech/slave.txt ) but when ...
5
votes
1answer
1k views

Sharing window between workspaces in Xmonad

I sometimes need to share the same terminal window between two workspaces. Is it possible to set this in xmonad configuration? Currently I'm solving this with "move to workspace 2" and "move to ...
4
votes
1answer
230 views

How to migrate between two keyrings in gnome-keyring

Due to some historic reasons I have 2 keyrings. I want to merge them - what is the easiest way?
4
votes
1answer
6k views

Chrooted SFTP with full access to SSH stopped working (Debian)

I've got a home server on Debian 6 for backups. I'd like to setup chrooted SFTP environment with SSH access for some users (only for my knowledge, there are two users now). It almost works or rather ...
1
vote
1answer
627 views

Documentation for vifm?

vifm looks like a good file manager, but it lacks documentation. Is there a manual or tips on how to use it? I'm looking for information on copying/moving a dir, creating a new empty file, editing a ...
3
votes
1answer
1k views

How to move the existing mount point from /usr/local to /usr in Ubuntu 11.04?

I am running Ubuntu 11.04. During installation, instead of /usr, I mistakenly assigned /usr/local to a separate partition. Now I want to change the mount point to default to /usr on boot but I don't ...
6
votes
4answers
3k views

Are there any GUI's for Linux that doesn't use X11?

Are there any GUI's for Linux that doesn't use X11? Since X has very poor security :O e.g.: Ubuntu, Fedora - what else are there? Goal: having a Desktop Environment without X. - what are the ...
4
votes
2answers
1k views

Telnet over Ethernet for Linux?

I have used MikroTik RouterOS and I found a telnet-over-Ethernet (a layer 2 telnet), MAC telnet on it. I think it's a great tool, when SSH dies, or someone misconfigures IP Addresses. So the thing ...
9
votes
3answers
11k views

How do I know that my CPU supports 64bit operating systems under Linux?

How can I find out that my CPU supports 64bit operating systems under Linux, e.g.: Ubuntu, Fedora?
3
votes
1answer
944 views

fedora on the asus transformer?

Can you run fedora on the Asus Transformer? The form factor looks great, battery, having a tablet, etc; also, if/when gnome3 gets all touchy (sorry for the pun there), it'll be perfect for the ...
5
votes
2answers
858 views

Classification of Linux distributions

What criteria distinguishes various distributions of Linux, such as Debian, Ubuntu, Fedora, OpenSUSE? In other words, given a release of a Linux OS, what features mean it is classified into one ...
5
votes
1answer
5k views

List USB ports in linux

I want to list usb ports in linux and then send a message to the printer connected to it. That message is sensed by the printer to open the cash drawer. I know I can use echo - e and a port name, but ...
1
vote
2answers
1k views

Changing owner of NAS drive

I have setup a Freenas system that I would like to mount on my Ubuntu Desktop. Freenas is configured with cifs service. When I open the freenas server in nautilus smb://freenas/homenas/ I can create ...
29
votes
3answers
3k views

Difference between POSIX, Single UNIX Specification, and Open Group Base Specifications?

What are the differences between POSIX, the Single UNIX Specification, and the Open Group Base Specifications? I think their purpose is for determining if an OS is Unix?
4
votes
1answer
1k views

How can I configure fair bandwidth sharing between cgroups?

It's fairly easy to use tc with Stochastic Fairness Queueing (SFQ) to configure fair bandwidth sharing between flows, but an application can open multiple flows and get an unfair share of bandwidth. ...
3
votes
1answer
312 views

rm command returns a message [1] 12345 What does this mean?

I'm trying to remove a file and I keep getting a message similar to: [1] 12345 and nothing happens, I run a directory search (dir) and the file remains and I get a stopped message
2
votes
2answers
9k views

Problems setting up TigerVNC and firewall

I have a box running a fresh install of Fedora 15. I've installed TigerVNC server on it and client on my Windows machine. I've added -A INPUT -m state --state NET -m tcp -p tcp --dport 5900 -j ACCEPT ...
2
votes
2answers
594 views

List iptables rules as append command

A while back I was watching over the shoulder of a Linux guru and he issued a command that listed all the iptables rules in the format of the append commands you would need to issue in order to build ...
8
votes
3answers
11k views

Read/Write to a Serial Port Without Root?

I'm writing an application to read/write to/from a serial port in Fedora14, and it works great when I run it as root. But when I run it as a normal user I'm unable to obtain the privileges required to ...
12
votes
4answers
466 views

Is there a vim shortcut for <name of current file>?

In vim, if I'm working on a Python script, I will commonly type: :! python this_script.py to execute the script. Is there a shortcut for the name of the current file? If not, can I easily make one? ...
0
votes
2answers
585 views

Seamless mode in XEN?

Is there a seamless mode for XEN like the solution for VirtualBox? UPDATE: under e.g.: having Ubuntu 11.04 as dom0. With seamless mode I mean to integrate the guest vm's window[s] to the host's GUI.
1
vote
1answer
461 views

Excessive Samba messages in logs, how to mediate?

Samba is constantly spewing messages into the logs that are of no use. How can I mitigate these messages so that log reporting softwere (logcheck) does not have to report them. The cause of the ...
0
votes
2answers
8k views

How to access network without NetworkManager in Fedora 15?

I am running Fedora 15 on VirtualBox 4 and I am failing to reach the internet: $ ping 8.8.8.8 connect: Network is unreachable Firefox also refuses, telling me "Server not found". Running sudo ...
3
votes
1answer
138 views

Find out that driver is installed properly

I have got a pci sata controller on my machine. I am not sure that the driver is installed properly. The lspci -v output of the card is: 00:09.0 RAID bus controller: VIA Technologies, Inc. VT6421 ...
21
votes
2answers
6k views

How do I tell I'm running in a chroot?

I have a unix installation that's supposed to be usable both as a chroot and as a standalone system. If it's running as a chroot, I don't want to run any service (cron, inetd, and so on), because they ...
4
votes
2answers
860 views

Why is bash completion of a symlink different than a directory?

I usually do a find with an environment variable as the path when searching for source code. Recently I replaced my environment variable with a symbolic link, and it broke Bash's shell completion. ...
3
votes
3answers
221 views

Use find to execute series of commands

I want to examine a directory and execute a command for each matching folder. The following find correctly returns the list I'm looking for. find . -maxdepth 1 -name "*.bitbucket" For each item ...
3
votes
1answer
280 views

Kernels of different distributions of Unix and of Linux

I have heard that different distributions of Linux have the same Linux kernel up to that the Linux kernels may be in different versions. Do different distributions of Unix also share the same kernel ...
5
votes
2answers
179 views

NTP tool for showing deviance to a certain server

I am searching for a command-line that allows me to check the system time deviance to a NTP server specified on the command-line. I don't want to change/adapt the system time - only displays the ...
2
votes
1answer
352 views

Сan I configure FreeBSD to use DHCP or a static IP depending on the detected ssid?

I have a FreeBSD 8 machine which can use several wireless access points. I want it to use the first available network and automatically use DHCP or a static address as required (this should be ...
2
votes
1answer
829 views

How to create a “jailed” environment for an application under Linux?

Using Ubuntu 11.04 as a Desktop OS, I want to reach "bigger security" with a "jailing" processes: VirtualBox, Google Chrome, Firefox, VLC, PDF/djvu reader, MP3 player, wine, pidgin, transmission, ...
1
vote
0answers
518 views

Using xrandr freezes computer completely

I have the following problem: I have a laptop (open) with an external monitor connected. After boot, everything is perfect - the laptop screen is on the left of the external one and both resolutions ...
0
votes
2answers
893 views

Understanding tcpdump output on a linux router

My router has an atm0 interface and a VLAN (atm0.1) interface, atm0.1 has the WAN IP address. When using tcpdump -i atm0, the packets captured are only outgoing packet (LAN to WAN). 05:34:19.504895 ...
8
votes
2answers
2k views

How to restrict an SSH user to only allow SSH-tunneling?

How can I restrict a user on the ssh server to allow them only the priviledges for SSH TUNNELING? i.e. So they cannot run commands even if they log in via ssh. My Linux servers are Ubuntu 11.04 and ...
8
votes
3answers
8k views

apt-get - autoremove wants to uninstall Gnome

As empathy 2.30 in Debian Wheezy didn't meet all my preferences I tried out empathy 3.1 from experimental, using the command: apt-get -t experimental install empathy I had to find out, this version ...

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