Questions specifically about Linux but not specific to a particular distribution. If the question could apply to any Unix-like system, specify your Linux distribution in the body of your question but do not use the /linux tag.

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0
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0answers
11 views

Does curl have a decoder symbols in downloaded page?

Example output title="ịẪẮ.Ỗú ớỔ Facebook" target="_blank"> But i can change encoding in shell bash. Qestions, i can do it using curl flags.
0
votes
0answers
2 views

Sync NAS (OMV) with OneDrive or DropBox

I have installed a NAS to my network, to backup all my files there, with OpenMediaVault. My question is if there is any possible way to sync a shared folder from that server, to an online cloud ...
1
vote
0answers
20 views

What does raw_spinlock mean?

I was studying struct raw_spinlock which is in the /usr/src/linux/include/linux/spinlock_types.h was like this: typedef struct raw_spinlock { arch_spinlock_t raw_lock; #ifdef ...
2
votes
2answers
1k views

Debian won't boot: udevd fails to load device sda and sdb

I can't boot my Debian system, I got this error during boot up: Driver 'pcspkr' is already registered, aborting. I have solved this by adding blacklist snd-pscp to /etc/modprobe.d/blacklist.conf ...
41
votes
2answers
20k views

Kernel inotify watch limit reached

I'm currently facing a problem on a linux box where as root I have commands returning error because inotify watch limit has been reached. # tail -f /var/log/messages [...] tail: cannot watch ...
0
votes
0answers
6 views

Having trouble with devices and USB ports

I have been trying to play Xwing vs Tie fighter on Linux Ubuntu Mate in virtualbox with my playstation 3 controller. After a few attempts It worked but I rebooted and it stopped working. If I load ...
0
votes
1answer
28 views

Proxy connection via SSH from one terminal to another

I have a private proxy which can be either HTTP/SOCKS, and i am renting a Linode server that i use for web-hosting. If I use a program like putty to SSH onto the webserver and run who it will display ...
1
vote
3answers
29 views

Select and sort IP address keeping the whole line

So I need to sort the IP Addresses and then sort my line by them. I can sort IP addres in a file by using : sort -n -t . -k1,1 -k2,2 -k 3,3 -k4,4 If my file looks like : add method1 a.b.c.d ...
0
votes
0answers
18 views

Continuing an interrupted `wget` session?

Is it possible to continue an interrupted wget session - eg. by parsing the log-file (created with -o or -a ), or after somehow have wget store additional information to disk (like it's list over ...
1
vote
1answer
28 views

Live Linux and FAT32

I'm looking for a Linux distribution that will run (uncompressed) on a FAT16/32/NTFS partition, preferably on an external USB drive. I've come across Slax and Porteus as well as a few others but they ...
26
votes
8answers
104k views

How to determine Linux kernel architecture?

uname -m gives i686 and uname -m gives i686 i386 output in Red Hat Enterprise Linux Server release 5.4 (Tikanga) machine. I need to install Oracle Database 10g Release 2 on that machine. So, how can I ...
0
votes
1answer
13 views

Linux UART IO File

How bytes received on UART device are stored in some serial Linux devices /dev/ttyS? How to read them? What is the procedure? Should that device file be closed, when new data is arriving?
0
votes
5answers
37 views

update the json file

I have a file, actually json file. How I can add a comma to the end of every but the last line ? For example: {"a":1, "b":1, "c":2} {"a":3, "b":3, "c":1} {"a":1, "b":2, "c":3} What I want: {"a":1, ...
0
votes
2answers
28 views

Different behaviour of eval “ command \”$@\“ ”, “$@”, and “$(echo $@)” when used as arguments [duplicate]

I would like to pass multiple arguments to the Tor browser (firefox) programatically through a function arbitrarily entitled tor. This is so as to command tor search terms and voila! My search terms. ...
0
votes
1answer
11 views

Configure internet connectivity in Centos 6.4 through wired LAN

I have a broadband internet connection through Hi-5 service provider in windows 8.1. In windows I connect to the internet after creating a connection and entering user name and password through the ...
0
votes
1answer
19 views

How to pass an argument to a java process from within a shell script

This may be a duplicate but the initial questions I have found did not resolve the issue. We have a script which calls a java process with arguments, one of the arguments has spaces in it. When ...
1
vote
1answer
745 views

Can I use a parallel port as a CUPS input device?

I have an old piece of a hardware that does diagnostics on medical equipment. It prints out results over a parallel port. Is there any way to have CUPS accept jobs from a parallel port and redirect ...
8
votes
2answers
1k views

How can I change the permissions in /sys to alter the state of a LED/light using `udev`?

I've got a Thinkpad and would like to use the ThinkLight (the white flash light above the screen designed to light up the keyboard) for notifications on incoming Jabber messages. It is easy to ...
0
votes
0answers
3 views

root filesystem on nvme device

I have an Intel 750 nvme drive. Works fine. Well.. sort of. I would like to use this device as my root file system. I have no bios support for nvme devices. I have the nvme driver enabled in the ...
1
vote
0answers
9 views

Is there something like “make localmodconfig” that detects *all* your hardware?

I understand that Linux's "localmodconfig" target looks through all your loaded kernel modules and produces a .config file that enables those modules. This is nice, but what about hardware whose ...
2
votes
2answers
39 views

Use default gateway as ntp server

I have a lot of servers running debian and they all must synchronize clock to NTP server running on their respective default gateway. Since there is many servers on many different network segments, I ...
8
votes
3answers
501 views

Find all animated gif files in a directory and its subdirectories

let's say that i've done a find for .gif files and got a bunch of files back. I now want to test them to see if they are animated gifs. Can i do this via the command line? I have uploaded a couple ...
1
vote
1answer
10 views

Network Monitor Tun Interfaces

I am trying to setup monitoring for my openvpn setup. Everything I have found so far doesn't have good logging for anything but the main network connection. I already have logging of openvpn data ...
0
votes
2answers
1k views

Linux Permissions vsftpd

I have mybb installed and running in /var/www/forums. I have two users part of the www group, logan and www-data. I have the recursive permissions of forums directory set to: chmod -R 755 forums ...
1
vote
0answers
42 views

how to read a nand?

There is a NAND Flash drive embedded into the motherboard I am using. Linux by default does not read NAND Flash, how can I modify my system to allow me to read the NAND flash drive like any other ...
3
votes
2answers
2k views

volume hot keys in Crunchbang don't work

I've spent 2 hours on this and still can't figure this out. It's driving me insane. Please save my sanity. When I press mute, the pnmixer control in the top right shows that I've pressed mute, but ...
73
votes
4answers
75k views

Why do I need a tty to run sudo if I can sudo without a password?

I have configured sudo to run without a password, but when I try to ssh 'sudo Foo", I still get sudo: sorry, you must have a tty to run sudo. Why does this happen and how can I work around it?
3
votes
5answers
168 views

delete folders older than 1 day

I want to delete all the folders that are older than 1 day with following command: find /test -mmin +1440 | xargs rm -rf But the output of find lists /test (and would remove it accordingly). How ...
10
votes
6answers
38k views

How can I monitor serial port traffic?

Is there any port monitoring tool to watch the packets written on the port? I especially want to check if my program written in Java works so I need some kind of tool to see if my little application ...
-3
votes
0answers
38 views

Error in youtube in view of mode theater [on hold]

Here is the problem I've found in Linux: How to fix it? It's in all browsers in my Linux. i from Middle East In the dailymotion website happens it also to Videos. The mode view of cinema is not a ...
0
votes
0answers
13 views

LXC need desktop or server [on hold]

I am linux daily user but still naive to server. I want to install nagios and cecti to monitor my local server and network AP, switches and router. I want to try LXC or LXD. What type of OS (whether ...
-2
votes
0answers
38 views

Limit user's access to their home directory [duplicate]

How can I set permissions for a Unix user such that they can't access any files outside of their home directory?
1
vote
2answers
34 views

Remotely access my computer's framebuffer console from Android

I need to remotely view my computer's display. I am using programs that I launch from a text console, then they create their own graphical session, like Kodi or EmulationStation (it does not start if ...
5
votes
3answers
299 views

Externaly limiting number of CPU cores used

I need to externally limit a process/session to a certain number of cores. Are there any other possibilities than CPU affinity (I don't like the need to specify the actual cores) and cgroups (hard to ...
1
vote
2answers
801 views

How to install jdk in Linux Mint

I am unable to install jdk on Linux Mint. I tried the following: # apt-get install openjdk-7-jdk openjdk-7-doc openjdk-7-jre-lib Reading package lists... Done Building dependency tree Reading ...
1
vote
2answers
191 views

Why doesn't Linux remove route from routing table if interface is physically down?

As seen below, Linux(3.7-trunk-686-pae) keeps route to 10.10.12.64/28 in routing table although the interface is physically down: root@kali:~# ip addr show dev eth0 2: eth0: ...
10
votes
8answers
7k views

How to flash firmware under Linux in practice?

Well, I am feeling too old for jumping through several burning hoops to upgrade several firmwares via the usual vendor-specific way: Download some DOS tools, waste some time creating a (Free-)DOS boot ...
0
votes
2answers
36 views

How to create (or modify) Linux distro? [on hold]

I've read about this and I think that Linux From Scratch is good, however, I'm confused what part I should begin with. My intention is to modify Linux distro - adding or removing some features and ...
2
votes
0answers
29 views

Disk i/o latency using /proc/vmstat file

How do i calculate Disk read and write latency in Linux? Is it possible to do the calculation using /proc file system? I am used iostat and vmstat command. But i do not understand how the ...
1
vote
2answers
149 views

What is “fs” short for in kernel function “get_fs()”?

There are two Linux kernel functions: get_ds() and get_fs() According to this article, I know ds is short for data segment. However, I cannot guess what "fs" is short for. Any explanations?
3
votes
2answers
398 views

How to create GUIs (such as menuconfig) with lxdialog

I try to generate a menuconfig by my own with the help of lxdialog (source: lxdialog). Unfortunately this is not so well documented as I wished for. Example: So what I did: I included these files ...
0
votes
0answers
16 views

internal and extern ip adress when installing softwares etc [on hold]

I rent a Linux Debian server. I have problems with installing software on it. When I install centovacast, I have no problem, but when I create a radiostation into centova for a client, it gives them ...
0
votes
0answers
30 views

How can i distribute a software package to workstations on the same network?

I want to distribute a software package from my Linux server automatically to the windows workstations on the network. I'm doing it manually at the moment, and I want to do it automatically from the ...
-1
votes
0answers
18 views

Password prompt is coming on screen

I have below code for auto login if ! [ -f $HOME/.ssh/id_dsa.pub ]; then expect -c" spawn ssh-keygen -t dsa -f $HOME/.ssh/id_dsa expect y/n { send y\r ; exp_continue } ...
0
votes
1answer
22 views

How to run bunch of hierarchical dummy shell processes (process of another process, etc.)?

I would like to run multiple processes where each process is running another one, so it will create a long process branch. I've tried: $ bash -c '(bash -c "sleep 20"); sleep 20' & $ pstree ...
0
votes
1answer
26 views

Big XML - copy data from nth Occurrences to another file

<XML> <Employee> <firstname></firstname><lastname></lastname> </Employee> <Employee> ...
5
votes
2answers
9k views

Cross compiling expect for ARM

I have downloaded expect5.4 . I'm trying to cross compile it for ARM(PandaBoard) running stripped down version of linux. In the initial setup of configuring , I try Shell$ ./configure --host=ARM ...
0
votes
1answer
11 views

opensuse 13.2 installation

I have 1 tb hard disk in that I have installed windows 8.1 which occupies 2 partition windows/system reserved then I have 1 NTFS partition for my data and 1 extended partition in which I have ...
4
votes
1answer
593 views

Gentoo Live CD from Hard Drive: No Mountable Filesystems on root after modules loaded

I am attempting to install Gentoo on my PowerPC Mac. I have reached the point where I can boot the Live CD (I have no functional CD Drive, so it is from a spare Hard Drive), but after the kernel is ...
1
vote
1answer
24 views

Are Modules listed under /sys/module all the Loaded Modules?

I'm wondering if I can use the directory listing of /sys/module instead of lsmod to get a list of currently loaded modules. Is that the list of loaded modules only? Or maybe that combined with ...