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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Cron Job in Linux

I am newbie just have a doubt, I have a Outerl.sh to be executed on every zip file arrival in FTP and get the *.sh file inside the zip file and execute that (.sh) file which present inside the zip ...
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1answer
1k views

Centos unable to upload file permission denied error

Yesterday I installed vsftpd in my centos server. But I am not able to upload files permission denied error. So I set owner and 775 file permission, and also i set 777 permission and then also I cant ...
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1answer
763 views

Cat and grep in linux command

How to simplify this command in linux consisting of cat piped to a grep. cat foo*.txt | grep cow and i was told that this is the wrong way to do this, why is that?
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1answer
220 views

How to bind super and arrow keys to windmove in Emacs?

I'm trying to bind Super and the arrow keys, (s-up, s-down, etc) to change windows in Emacs. Unfortunately I'm having trouble setting it correctly. I am running Kubuntu 13.04 with Emacs 24.3.1. ...
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0answers
391 views

Automatically transfer completed downloads from seedbox home

I'm pondering a move to ruTorrent/rTorrent and was wondering how people have gone about automating transferring content from their seedbox to a linux based home server. I'd like to: 1 - Download ...
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0answers
163 views

In Linux Driver, how to disable a specific USB Device [closed]

Assume a USB devices is powered by USB bus. Sometimes the firmware in the USB device encounter a problem and can't recovery by itself. I have to unplug and plug the USB device from the host. Is there ...
2
votes
1answer
3k views

Apache2 - Redirecting a subdomain to another URL

I have two subdomains, a.website.com and b.website.com, pointing to the same IP address. I want to redirect b.website.com to a.website.com:8080. I have this in my .htaccess file... RewriteEngine on ...
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1answer
273 views

UEFI and RAID1 Nightmare

1 CPU: AMD FX-8150 Zambezi 3.6Ghz Socket AM3+ 125W 8-core RAM: CORSAIR Vengeance LP 16Gb (4x4Gb) 240-Pin DDR3 SDRAM 1866 CML16GX3M4A1866C9B Mobo: ASUS M5A97 LE R2.0 AMD 970 PSU: Thermaltake TR2 ...
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2answers
82 views

Is there a way to automatically get track of installed packages and dependencies?

There are packages I installed using 'apt-get install', that installed also all its dependencies. If I want to remove it after some time, I would remove its dependencies as well. Now I do not trust ...
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2answers
89 views

What makes linux able to run on so many types of hardware? [closed]

I'm curious about what allows Linux to be so much more versatile than other OSes. According to the newbies section on www.linux.com, Linux can: run on notebook computers, desktop computers, ...
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1answer
257 views

Is it possible to read signal strength of USB mouse to detect its proximity in Linux?

Similar to the idea of detecting proximity via Bluetooth signal strength, I was wondering if it is possible to read such information for USB wireless mousein a linux system.
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76 views

Is my graphics card broken?

I tried to run my puppy linux, and the loading screens were okay, but the actual desktop was all blurry, and had the wrong colors. Mainly pink and neon green. After a few seconds it restarted. Same ...
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2answers
107 views

Is it possible to download only a certain percentage of a file wit Kget (or wget)?

I need to download some large files (ISOs of some Linux distros) and I'm connected to the internet with a mobile broadband connection, which has a limited amount of daily total data transfer size. ...
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votes
2answers
7k views

how to add entry to local DNS resolver [closed]

I want to do some tests on linux. I want to put a small web server on a machine with IP: 1.2.3.4 (assumption) and when a DNS query is made for a specific URL : kitty.myweb.com I want to return this IP ...
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1answer
135 views

Binary file fails to execute in linux though file is present

I have a binary called testbin in /x/eng/r1/scratch/user/.jef/testbin. When I go to a different directory and try executing the binary as $ /x/eng/r1/scratch/user/.jef/testbin I get an error: ...
3
votes
2answers
687 views

Linux bcm43224 wifi adapter slows down a couple minutes after boot

I just installed Ubuntu on my mid 2012 MacBook Air. Everything worked out of the box, but the wifi is showing some weird behavior. When I first login it's really fast, loading google.com is near ...
1
vote
1answer
978 views

Mount an external SATA disk on a Virtualbox Guest

I have an external EXT3-formatted hard disk attached via SATA to a Windows machine running a Linux Virtualbox guest. I'd like to mount the disk in the Linux environment, but can't figure out how to ...
0
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1answer
26 views

open a specific location in the file explorer

Hey I am new to linux and I am using RHEL5 on my desktop. I wanted to ask, what would be a quick way to open a specific file location in the file explorer window. I know that you can point to it via ...
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1answer
1k views

Install Sublime Text 2 KDE (Kubuntu-desktop)

I would like to know how to install sublime text 2 in my Kubuntu VM. I used this guide when I was still using Unity, but I like the UI of KDE much more so I have converted. What do I need to do to get ...
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votes
2answers
137 views

Compress a remote folder in Linux

I'm a Linux newbie and I'm trying to zip a folder which exists on a remote host and export it to another remote host. A quick Google search lead me to tar/gzip and rsync options but I'm not sure how ...
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2answers
6k views

Apt-get update issues on Linux Mint

I recently shifted from Ubuntu 12.10 to Linux Mint 10. The kernel version I am using is 2.6.35-22-generic When I try to update it using sudo apt-get update, I get the following error: Ign file: ...
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1answer
24 views

Understanding Fedora 'w' and 'last' “FROM” field

I have trouble understanding "FROM" field of 'w'. AFAIK, when someone logins directly on the machine, "TTY" field is tty* and "FROM" is empty; when someone logins via ssh, "TTY" is pts/* and "FROM" is ...
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votes
1answer
234 views

Merging two folders with the same or different names

How can I merge two folders with the same or different names with subdirectories, using shell script or terminal. Also, if there is a file with the same name, then it should skip.
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0answers
46 views

How to keep a completed process in memory?

I have a program that has a large startup delay. (it needs to load lots of data from hard drive). So, I call it from the command line and provide it the name of input file, it processes that and ...
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1answer
316 views

How to boot Linux from image on disk or “Poor Man's Install”?

Is it possible to boot Linux with user space applications from file/image on disk? I can copy content of any live image (for example from http://www.debian.org/CD/live/) to separate partition with ...
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4answers
4k views

Ping Ubuntu by hostname in a Windows machine

I installed Ubuntu 12.04 on a Virtual Machine (Virtualbox). The network adapter is attached using bridged adapter. I can ping the guest OS by IP but I can't ping it via hostname. I already installed ...
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1answer
207 views

Merge three files into one in a bash script

I have a series of folders containing three files that I want to concatenate as part of a script. The three files are named file.html1 file.html2 file.html3. I want to concatenate them into file.html ...
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0answers
35 views

what does “cd //” do in linux? [duplicate]

I'm running Ubuntu 12.04 and in bash, when I type cd // I get to what looks like root. However, the pwd command yields //. I can create files, and everything seems to behave like normal bash, just ...
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2answers
379 views

Ubuntu group permission how to change

How do I change the permissions for a specific group that I have created? Say for example I create four new users named Anna, David, Carl and Eva and I also create two different groups which I name ...
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2answers
98 views

Circular RSync for Wordpress

I've got 4 servers in a load-balancing setup. And I've got a wordpress app on which I need to upload images. Now there is rsync set up on all the servers on a cron with a 1 minute interval with the ...
0
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1answer
177 views

Save “fingerprint” info inside MP4 videos

I have a Debian server serving MP4 videos (for download, as files) and I was wondering if there is a way to save some unique "exif" information for each user that downloads a file. I would like to do ...
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1answer
46 views

How to show columns of a comma delimitted file

Guys how to show say for example columns 1,2 and 5 of a comma delimited file.
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1answer
604 views

sshd service listening on multiple ports

Well, I need use multiple and distinct ports where sshd will be listening, for distincts clients. Each client connect a different ssh port in real time. Can I put sshd service listening on multiple ...
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2answers
46 views

What does cd $BAR do?

Anyone know what is this Linux command? cd $BAR I have searched it in google. Cant find a perfect example where i can comprehend.
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2answers
149 views

Difference between almost the same directory commands

Is there any difference between these (almost the same) directory commands? 1. cd 2. cd ~ 3. cd ~/ I tried it in my shell, and they all lead to the home directory. Is there any possible scenario ...
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1answer
45 views

Relationship between these Linux based OS [closed]

Guys can you site the relationship between these List of OS: 1.RedHat 2.Fedora and 3.CentOS Thanks
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2answers
3k views

How easy is to crack the following copy protection? [closed]

I am trying to copyprotect some work, which is a bootable SD card booting a linux kernel on ARM device (Raspberry pi). I am using this approach: The approach uses an initrd to mount an encrypted ...
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0answers
65 views

DNS address not acquired by ubuntu

I have a lenovo G430 machine with ubuntu 12.04 running on it. The Network configuration is DHCP, It gets the IP but fails to get the DNS and henceforth wont be able to browse internet.The issue is ...
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0answers
12 views

Linux AutoNeoGrub0.mbr is corrupt of missing? [duplicate]

I've been trying to get my windows boot manager working so I can boot both Windows 7 and Linux. Currently, I can boot both, but only run when I click on "Windows 7" in the boot manager (Linux will run ...
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1answer
3k views

How to install JDK 6 from a bin file on Ubuntu 12.04 LTS 64 bit

The Android Open Source project requires JDK 6. From posts I have read all over, the Open Source JDk will not work. I have tried many things from numerous posts here and on other webs to no avail. ...
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0answers
63 views

How to upgrade an offline computer's OS and software?

I have a Linux computer that is kept offline for extra security. How do I keep it up to date without putting it online? It's running Fedora 17, but I don't mind changing to another distribution if ...
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0answers
197 views

How do I run WEBrick as an upstart job?

I need to get WEBrick (basically a Rails web server) to work using upstart, but cannot figure out what should I write in script. The following gives me an error: chdir /rails-app exec su -s /bin/sh ...
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1answer
56 views

E: Unmet dependencies

every time I try to install something or just simply use apt-get update I get an error saying something about Unmet Dependencies. root@xxx:~# apt-get upgrade Reading list of packages... Ready ...
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0answers
103 views

How did Linux get on sdc when I insalled it on sdb

I typed $fdisk -l into the terminal to see my partitions. When I installed Linux I installed it on sdb, which shows up, but for some reason it says Linux under sdc. This is what it looks like. ...
0
votes
1answer
429 views

How can I run mogrify, but prefix the filename?

I have 300k+ jpg files in the same directory. Files are like: /covers 0788862281217.jpg 0788863155104.jpg 7888311516341.jpg 7888370920479.jpg 7888497074277.jpg I need to batch resize saving the ...
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2answers
173 views

Linux Won't Boot From Option in Windows Boot Manager

I have a pre-existing option to boot from (Windows 7), and a also made a Linux option which was made from Easy BCD. I'm able to load Linux when I click on Windows 7 (When my external HDD with it is ...
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1answer
131 views

xfrun4 alternative for Linux Mint Cinnamon

I just switched from Xubuntu to Linux mint cinnamon and am trying to find an application launcher to replace xfrun4. What are the options that exist these days? Ideally, it would be a text box with ...
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0answers
85 views

setting system time at startup from ext4 filesystem

I have a pc with no battery backup and using ubuntu 12.04 with ext4 it will constantly ask me to handle the situation by saying that my superblocks last write is in the future. So I wonder - can I ...
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3answers
984 views

Substituting a multi-line pattern in an HTML file

I have a series of HTML files that contain two lines like this: <body> <h1>Title</h1><p> <a href="url">Description</a><br> I want to replace this text with ...
2
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3answers
8k views

How to display file details (size, date, etc.) from Linux “locate” command?

The (slow) Linux “find” command has an option, “-ls”, to display size, date, etc. like the “ls -l” command. But the “locate” command doesn’t seem to have that. So how can I get the equivalent ...