Linux and Unix Forum

If we want to create User ID in System, How can we assign the same user ID to different User in Linux

I have created a Virtual Machine of CentOS in virt-manager and cannot ssh to it. I get no route to host, even though: * The VM is in bridged mode * SSHD is started * The firewall on the Virtual Machine allows traffic on port 22 Does virt-manager have another …

How to solve the boot problems with grub in linux?

I have set a deny permission on a group for a folder in Fedora 17. I want to generate logs when a user from this group is tring to access this denied folder. Is it possible?

From where could i learn mail server in rhel6 in details plz give me a appropriate link.

If I boot the system in single user mode, can we directly edit the file?

c++ coding in linux to implement an ip and set its prioty as high and send it

Hello, I am sharing my webserver with a few people (it's my server) and I am trying to create some sort of an admin panel for them. It has to be able to change Apache VirtualHosts and reload Apache. Now I can make the config-changing PHP code, but there are …

Anyone knows how to modify tmpfs on centos6 permanently. Thank you.

Another question here. I installed Ubuntu (12.04 I thing, the ones with the LT support?), was previously using Windows 7. Now when I boot, I get the option to use Windows 7 or Ubuntu, but when I select Ubuntu nothing happens - just a black screen. I then have to …

Hey there guys, I have a strange problem, I have many linux servers (ubuntu) I have a script installed on them all servers works fine but one server dont keep login information, everytime I logged in its says hello to server then back to previous page wothout logging in, I've …

I just installed Apache on my Ubuntu 12.04 and set it up to run with my domain name. Everything is working perfect, with one qualm. Though my site is up, and when I type mydomain.com/index.html, the index page loads, or suppose I type mydomain.com/directory, the index.html page in that directory …

Hello friends I have problem with ldap client. if i login from root on client side then through su - command i can login with user which is on the ldap server but on another terminal login with user which is on ldap server is not successful. what can be …

Hi All, I am looking for an algorithm/program that separates all of the data chunk i,e how many chunks are there. Moreover, that program will also be giving information of the size of the chunks and which are the elements. I am explained my problem by this following example suppose …

Hi all, I'm using crontab on Ubuntu 10.04 and I have had 7 tasks running smoothly for about 6 months. I've now created a new script but for some frustrating reason it will be execute. It's a small task that needs to run every two minutes. The issue doesn't reside …

Note that I'M using Mint Linux with Cinnamon. I just got a new 250 Gig SSD and I'd like to have it mounted at /home/garrett. First of all, what's the best way to do this? Should I simply add a mount command to my .profile file? Secondly, I'M assuming that …

Hi DaniWeb, I'm getting a light blue background in the text box. I don't know why this is happening or how to fix it.(it's usually white) Please see below for screenshot. http://imgur.com/UYg9srD If anyone can help me it would be much appreciated.

I recently had problems with Cinnamon DE and I had to temporarily download and install gnome3, which then altered the login screen a little. After I fixed my cinnamon problem and removed gnome3 I'M still stuck with this other login screen that I don't like as much as the original …

I can't make up my mind between Debian Wheezy and Mint 14. The former is better for learning to live on the command line, the latter for just using out of the box until I'm comfortable with the command line. Switching back and forth between them doesn't appeal to me …

I currently have a Ubuntu 12.04 LTS box serving as a network repository for daily workstation backups for our HQ office. Throughout the day the Win7 workstations use Cobian Backup 11 to backup their user folders to their respective samaba shares on this server. At night this server rsyncs all …

I have compiled and linked my code written in C and C++ and calling certain Windows APIs to a Win32 .dll using MinGW in Code::Blocks runnings on Windows XP. My code has also been compiled to and linked to create a Win32 .exe, which works successfully whilst communicating serially from …

Am new to linux and i dont have any gui installed. I would like 2 know which website 2 go 2, 2 download the gui and how do i install it after downloading. And how do i run installed programs such as python?

hello i have this problem with vmware ...it removes my Ubuntu iso file all the time ..i downloaded it (ubuntu iso) in vmware ...and worked on ubuntu normally this week , the same thing exactly last week happened with mint iso ...my whole work is gone !!! thank god i …

I have a damaged machine (no working CD/DVD drive) no USB Boot option. How can I install Ubuntu 12.10? I have downloaded the ISO file and the Windows installer. The installer started once, ask for user ID and password, told me the Ubuntu folder already exest. It must be deleted …

Hello members I've just installed backtrack5 R3 on HP Pavilion p6 Series which it originally came with Windows 8 start 64BIT, I no longer have the windows 8 The problem that i'm atually facing is i cannot connect to the internet using wireless I have done some research but with …

Just purchased a new Samsung 250 Gig SSD, extern & internal. When I pluged it into my Mint Linux desktop via USB it never showed up or auto mounted. When I tried to run the command 'sudo mount /dev/sdc /mnt' it gave me this error, 'mount: you must specify the …

To be honest, I tried to find a tittle for this but i couldn't think of any I'm creating an application using visual basic 2010 that i will be using/running on Backtrack 5 R3, I tried it and it works fine, But i needed to add a Terminal to the …

I just went in to edit /boot/grub/grub.cfg and the first thing I seen in the file was this: # # DO NOT EDIT THIS FILE # # It is automatically generated by grub-mkconfig using templates # from /etc/grub.d and settings from /etc/default/grub # How am I to make changes if …

**Virus in linux machine???? Yes! under the following circumstances:** Please, before anyone jumps in with "impossible, there's no viruses for linux, you are stupid" read the post. I got a friend's computer to fix, Gateway NV53. Fast forward, put a new HDD but it won't accept any windows installation disk. …

Hey guys!! Can somebody help me... I cannot setup a glut project in codeblocks under ubuntu , it says The path you entered seems valid, but the wizard can't locate the include directory. This wizard cannot continue. -_-

HI i m new in linux and i have on my pc linux mint,now i just installed python 3 in my linux.. how i can use the gui to write some scripts i m learning python..and in the tuto he shows the gui in windows very easy to write how …

Hello, as one of the forum members susgested - I need to learn PECL to use. So I tried today, but not succesfully. I tried installing random extention, I choose html_parse http://pecl.php.net/package/html_parse\ So as documentattin writes - I run: pecl install html_parse in the ubuntu command line. And get error …

What's gvfs and why can't root access it? Emphasized Text Heremint-desktop ~ # du -sh /home/garrett du: cannot access `/home/garrett/.gvfs': Permission denied 73G /home/garrett

Hi. I'm not sure if this is a right forum to ask this question! There is a dillema about a certain video.flv uploaded on internet, that's whether the video was taken by a camera or made by some software. I would like to know how can I extract metadata from …

Hello, I was experimenting with firewall configuration. As I understand there are iptables - there is saved configuration. But as additional tool - ufw can be installed for simpler configuration. I installed it and experimented. Btw I checked sudo iptables --list and there was some lines like Chain OUTPUT (policy …

hello, I want to ask linux guys - what is the benefit of using scp command in putty instead of using winscp and drag and drop copying? I tried to copy, and it does not work for me with scp command, so I have to waste my time figuring out …

Hey there everyone! So, I am trying to implement a home network and would like it to run on either a Debian or Ubuntu server possibly virtualized with both on a XenServer. Anyways, my question is, would there be a way to create a domain like AD without having to …

Hi people. I wish you could recommend me a light server virtualization software for study purposes. Thanks.

Hi guys I've downloaded debian-6.0.7-i386-CD-5 cd from linux site and burned the image to a cd, so my problem is that my pc skip the boot from cd booting process. My system type is x86-based pc, and I'm not sure if my system support the downloaded package please advice

Hello guys, I don't know whats wrong I followed every tutorial for adding editing cron jobs here is what I did. using putty sudo crontab -e 1 * * * * /usr/bin/php /var/www/cronjob.php then save file, my cronjob.php for testing perposes $DB_HOST="localhost"; $DB_USER="root"; $DB_PASS="123456"; $DB_NAME="cron"; $connect=mysql_connect("$DB_HOST","$DB_USER","$DB_PASS") or die ("error"); mysql_select_db("$DB_NAME",$connect) …

I want to replace a directory path(/home/cmac) insine root/c4/build/makeit where makeit it a file written in vim editor and in that script I have mentioned the path which needs to be replaced, with a variable name. I want to make the script in the root so that anywhere this /home/cmac/ …

I've been having a problem with my php, apache, mysql. I can't find the problem so I'M gong to uninstall all of them and re-install them using tasksel. But when I type sudo apt-get remove mysql, it returns the following: garrett@mint-desktop ~ $ sudo apt-get remove mysql Reading package lists... …

Hello ALL! I believe this has been posted/discussed in one way or another, but, again: I use Linux now quite long back. Started in late 90s with some ancient SuSE, breaking for couple of years, and then, again, probably with Ubuntu 5.10. Ubuntu 6.06 LTS was so good to me. …

I would like to install some version of Ubuntu or Xbuntu on an old Gateway 466C desktop. New hard drive with intel celeron, 466mhz, 512mb ram, cd-Rom. Forget burning to a DVD. What is the best version that will install on this computer an work? Is this computer too old …

Hello, maybe someone can write most important things what web developer should know about linux? When I am reading linux tutorials, I often find out that I don't need this what I read. At least never needed. So its not fun to read about things which you don't need. What …

I want to edit linux os, How should i edit? please help me!

I was just curious if this is just me or what but it's extremely annoying. I have installed Apache2 and PHP on my Linux Mint 14.1 Cinnamon machine fine, but when I use `apt-get install mysql-server` (as super user), this happens. Reading package lists... Done Building dependency tree Reading state …

When i try to uninstall openssl i get this error: Error: Trying to remove "yum", wich is protected I use the yum remove openssl Command how do i uninstall openssl then? Also after i installed it i had to configure some stuff in /etc/pki/CA I think that i might have …

Hello, I want to know if there is a simple way to tell if I have a 32 or 64 bit system. Thanks, The exact reason for my question, I am downloading software Studio 8 pdf http://www.qoppa.com/pdfstudio/demo/download And get the choice below. Linux – 32 bit Download Linux 32 Linux …

I was foloowing instructions: https://help.ubuntu.com/community/CompilingEasyHowTo and came to this: sudo checkinstall I run this command and at the end I get errors. /bin/mkdir -p '/usr/local/libexec/mc/extfs.d' /bin/mkdir: cannot create directory `/usr/local/libexec': No such file or directory make[5]: *** [install-extfsDATA] Error 1 make[5]: Leaving directory `/usr/local/src/mc-4.8.1.7/src/vfs/extfs/helpers' make[4]: *** [install-am] Error 2 make[4]: …