A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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Safe to print sensitive data in Win 7/8, or does it cache plaintext to disk?

I dual boot Linux/Windows 8. In Linux, where I usually work, /home is encrypted, /swap is encrypted, and sensitive files are redundantly encrypted on top of that. Printing, however, doesn't work on ...
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97 views

Linux Ubuntu: Updating the GRUB menu

So apparently there are 2 versions of Linux on my laptop(I have a dual boot system with Linux and Windows 8 but Linux is the master OS). One of them uses the Kernel version 3.11.0 whose headers + ...
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582 views

PuTTY: how to properly emulate -t option

On Linux the ssh command has a -t option whose man page reads: Force pseudo-tty allocation. This can be used to execute arbitrary screen-based programs on a remote machine, which can be very ...
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513 views

Is there an ld-linux.so equivalent for mac?

I'm using the following command on Linux to change the default library path temporarily for the program being run: /lib64/ld-linux-x86-64.so.2 --library-path /home/me/libs./myProgram This runs ...
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121 views

Will QEMU emulate processors newer than the one in which it's running?

If I compile QEMU in Linux running on a 486 processor, will it be able to emulate the Pentium processor features on it (like MSR)? And, if it doesn't, is there any way to emulate the Pentium features ...
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80 views

How to only remove file extensions while keeping other parts as they are

I have quite a few files with different extensions sitting under sub folders like 'aaa' /f1/aaa/a.txt /f1/aaa/a.sql /f1/f2/aaa/b.txt /f1/f2/aaa/b.csv what I need is to extract all these files from /...
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328 views

In Linux, how do I run a program when a non-existing file inside a certain directory is attempted read?

I have a partition on a hard drive that is encrypted with dm-crypt using a passphrase. What I want to do is have a password prompt pop up when some program tries to read a file within this partitions ...
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144 views

nested aliases in /etc/aliases: which order?

my /etc/aliases (ubuntu 12.04 lts) already contains some aliases redirecting to root: postmaster: root clamav: root monit: root now I want to add another alias that redirects all root messages to ...
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660 views

Location of Suspend after Idle Setting In Linux Mint

I was playing with my Linux Mint settings and made it so the computer would suspend after it was idle for an hour. It turns out suspending is broken. Anyone know where was that setting located at? ...
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92 views

Return control to shell DURING `gvim -f`

I occasionally use gvim -f to start gvim but force the shell to wait for the gvim session to end before resuming execution of whatever it's doing (for instance, I usually edit my bash aliases using an ...
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2answers
2k views

How to access my NAS via Samba without a username/password?

In Windows I can access my NAS via Windows Explorer with something like: //MyNAS/Path/To/Files This does not require a username or password. In fact, I've never configured my NAS to have a username ...
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586 views

How to switch Backspace key with Delete key in xvkbd?

How to switch Backspace key with Delete key in xvkbd? I want to disable the first row with Fn keys but keep the backspace, so I figured I could switch it with Delete since nopony is using it nowdays ...
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542 views

Using Hamachi VPN to connect to Linux VM at home

I have a CentOS 5.10 Linux box at home running on VMWare, with Windows 2008 as the host. I have set up a Hamachi VPN so that I can connect to the Host server from work, I attempted to add a second ...
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545 views

VirtualBox: Accessing guest Linux filesystem from host MacOS

I'm running Linux mint 15 inside a virtualBox on Mac OS (i.e. Mac host, Linux guest). I already know how to share files and access them from the Linux guest, but how can I access the filesystem on the ...
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144 views

How can i recover my video file in linux?

I have sucessfully recovered the photo from photorec but it doesn't recover video . How can I recover my video from my external memory card ?
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119 views

GTK Linux application prior to gdm login remains on screen at login after program ends

I have a GTK Linux application which I want to use as an "Accept Terms of Usage" screen prior to the user logging in. The application is simple, a big Box with a Label and an Acknowledge button on ...
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1answer
296 views

Which is better for multi-use auth, MySQL, PostgreSQL, or LDAP? [closed]

I want to set up an Oracle Linux 6 server that gives users secure IMAP email (with dovecot), Jabber IM, FTP (with vsftpd), and calDav. However, I want each user logon to be able to authenticate all ...
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2k views

Apropos on Arch returns “Nothing Appropriate,” no makewhatis command

I've been having a problem with apropos on both my Arch linux install and my ArchBang install. When I run the apropos or the whatis command, it returns "nothing appropriate" for anything I enter, ...
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128 views

Gray Progress Bar in Macbook Boot caused by Partition Fault

Here's my problem: When I try to load my Macbook it shows the gray progress bar. It takes a while to fill the whole progress and after it Macbook just shuts down. I tried to boot from a recovery ...
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787 views

Bash Script for Rar command

I need a script to rar my files usage will be like this r1 archivename fileordirtocompress with following attributes rar a -m0 -v1024000 -r How whould this bash script look like? #!/bin/bash ...
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1answer
2k views

Gnome 3 application Icons disappeared

I edited my main menu settings (unchecked items inside a sub menu) when it happened that the window freezed and all entries on the left side disappeared (Office, System, Settings, Games, ...). I didn'...
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2k views

How to install php soap with rpm packages in centos 6.4 x86_64

I want to install php-soap, centos says: [root@LMS-Cent64 soap]# rpm -ivh php-soap-5.3.3-22.el6.x86_64.rpm error: Failed dependencies: php-common(x86-64) = 5.3.3-22.el6 is needed by php-soap-...
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1answer
43 views

Can't boot linux besides Ubuntu

I wanted to switch to Linux, but the only distro so far I could even boot from a live USB was Ubuntu. I tried Xubuntu, Manjaro, Linux Mint, Elementary OS and none could boot, though when I tried ...
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793 views

How do I use the dictionary plugin for Synapse on Linux?

I'm running Ubuntu 13.10. Synapse is installed, as is the dictionary app. When I want the definition of a word - "rebarbative", say - I type it directly into Synapse. The only result I see is "No ...
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77 views

Multiple File Splitting in Windows or Linux

We have a 21TB LUN full of images that are approx 600K in size in multiple sub folders on the disk. We are trying to split the 21TB LUN into 8 smaller LUNs that are about 2.6TB a piece in order to ...
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665 views

Allow to read and delete but not create files in linux directory?

There are plenty of questions dealing with the opposite case to this question, but I've not managed to find an answer for this way round. Is it possible to set permissions on a linux directory such ...
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2answers
240 views

what is way to set Proxy in Chrome in Linux

When i go for change proxy setting in chrome it appears as about:linux-proxy-config.Please also tell me how do I install Proxy switchy in it.
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8k views

Elementary OS Luna 0.2 Synaptics Touchpad settings persistent

I have a problem making my touchpad settings persistent. I have installed Elementary OS Luna 0.2 few weeks ago, I'm quite new to linux but know my way around the computer. By default my Two Finger ...
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2answers
2k views

How do I make a USB-docked hard drive not “disconnect” from the connected system when idle?

I have connected a WD30EZRX WD Green HDD to a Thermaltake Blacx Duet 5G USB dock (similar linked, for example) in Ubuntu 12.04. Every thing seems fine until the HDD idles, when it seems to have cause ...
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128 views

What is the meaning of -perm -400 in find command?

I found in a text the command find / -name "foo" -perm -400. What does the -perm -400 indicate?
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1answer
1k views

How do I install GNU's 'make binary package' to android shell

I need make to install things, based on my current knowledge: I have reached a chicken and egg scenario. I have root access to the filesystem and shell, but the native android shell does not come ...
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2answers
4k views

merging two partitions on ubuntu

This is how my partitions look like in Ubuntu. I would like to merge two partitions /dev/sda8 and /dev/sda/7 because I am unable to use both of them. /dev/sda8 111G 2.7G 103G 3% / udev ...
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3k views

Kernel panic from Linux Mint guest in VirtualBox: “Attempted to kill init!”, “Some program might be trying to access hardware directly”

I have a Asus X201E netbook with preinstalled Windows 8 64 bit. I wanted to install there Linux on Virtual Machine. I installed Virtualbox 4.3.0, downloaded newest Mint - Mint 15 32 bit. So, my host ...
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78 views

Linux does not communicate to Windows subinterface

I set my NIC on Windows so that I have two interfaces: one (the first one) has IP 192.168.0.5 the other one has IP 10.10.10.1. On a Linux machine I set an interface to 10.10.10.2. On another Linux ...
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1answer
272 views

Bootable linux backups without DD

I'd like to backup the state of my system. It only runs Manjaro. What I've done in the past when I need to install something else on the machine temporarily is just to dd the whole drive to a file ...
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1answer
125 views

Windows backup to network share

I'm looking for an incremental backup service for Windows. I really liked Crashplan, and this is almost exactly what I'm looking for, but I need something that can backup to a samba share or ftp or ...
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1answer
259 views

iptables FORWARD rule

I'm running 3 virtual machines with Fedora 19. The machine B is set up with two networks adapters and provides que channel between machine A and machine C. The machine A IP is set to 192.168.1.1 and ...
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2answers
125 views

linux pipeline/tee process sequence

I think for the linux command, the pipeline: $ command1 | command2 | command3 will execute with sequence command1 -> command2 -> command3. But what about using tee: $ command1 | tee >(command2) >(...
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67 views

How to fix.. my watch --interval=60 isn't working properly

Here is the code I use in my CentOS 5 32bit. But after this I see only some of files are zipped and a lot of them isn't included in produced gzip file. nohup watch --interval=60 tar -zcvf /home/C/`...
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1answer
2k views

How to change video mode in Debian Wheezy on VirtualBox 4.1.12?

I've installed Debian Wheezy on VirtualBox 4.1.12 (running in Ubuntu 12.04) and have troubles setting the video mode. vga=xxx isn't possible anymore, instead, the video mode should be set using GRUB. ...
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2answers
1k views

Proper Linux-based internet usage monitor

Anyone knows a Linux-based internet usage monitor that is decent, and up to date? I found an up to date one, Download Monitor, but that's tied up to Ubuntu Unity App. I found an up to date doc, ...
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459 views

Raid0 assemble disk again?

Our server recently suffered a disk failure, so our hosting provider put a new Disk in with CentOS so we can login and see if we can recover the data. We had 2 x 120 GB SSD drives in software RAID0 ...
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1answer
969 views

Can't get computer to reboot via script

I need to reboot an embedded system via a local network webpage (a CGI script). I have the page built, and it calls a script on the station (which is the (apache) host of the webpage). This script is ...
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2answers
2k views

How do I enable auto-logout of Interactive ssh logins after one hour

I have requirement where I want my ssh seesion to target will logout after one hour,but currently leaving an ssh session to target board idle does not get auto logout after one hour. Below is what is ...
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1answer
499 views

Disable SSH remote tunneling

I need to restrict SSH tunnel functions. Users should not be allowed to create remote tunnels but only tunnels to localhost. I tried to setup the whole thing in the SSH configuration but I can only ...
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2answers
4k views

Create new mount point(/backup) from existing partition

i have 2 partition on cenos 6.4 in SOFT RAID 1. my current mounted partitions(df -h): Filesystem Size Used Avail Use% Mountedon /dev/md1 20G 5.4G 14G 29% / /dev/md2 ...
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460 views

Developing and deploying application that will run as root using setuid?

I have an application that needs to run with root permissions. Using setuid bit on the application file seems like a logical choice. My understanding of setuid is that the files should be owned by ...
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1answer
1k views

wget execute script after download

I need every time you complete a transfer program wget this run a script. this is my full command line: wget -i urls-to-downloads.txt My problem is that I want to go subtracting it downloads the ...
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1answer
5k views

Arch Linux from live USB - how do I launch the GUI?

I run Arch from a live USB. I want to use it to repair a broken Windows XP installation. I was presented with a console and I thought that starting the GUI windows system would be as simple as issuing ...
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973 views

Remapping an axis on a gamepad to a button on Ubuntu

I am trying to use an Xbox 360 MadCatz FightPad on Ubuntu 13.04. The main problem is that two of the buttons, corresponding to the left and right triggers on the Xbox controller, are registering as ...