Linux and Unix Forum

For an assignment in a computer programming class, we have to install 3 linux distributions on one machine from three different trees. I chose to install Ubuntu, Fedora, and OpenSUSE. I already dual-boot Ubuntu and Windows 7, but I'm not sure about the partitioning. I have 460GB of space in …

Hi, I am trying to set up a cron job to load up an application on my server every two hours. I have the following code which works successfully from the terminal but does not run from cron even though it is running as the same user and I have …

Hi there, Last night I switched to Ubuntu 10.04 (no, not 10.10, long story). And I wanted to get started programming as soon as possible, so I'm trying to find out how to install Eclipse Helios and the Java JDK 1.6 on my machine? Please note that [B]my machine is …

Hey Guys, I am trying to figure out how Linux determines whether an object in directory is a file or folder. There's got to be a property (I am guessing in Stat) that Linux references from which lets it know quickly. It's hard to find information on google because when …

Hi, I am a new users to Linux and I am using Ubuntu 11.04. In my laptop, I have two logical drive C:\ and D:\. I have installed Windows XP in C drive and Ubuntu in D drive. From Ubuntu, I can mount the C drive and can access the …

Hello! I just made a LAMP server out of an old computer, Ubuntu 10.04. Everything is set up properly, or so I thought. Whenever I upload a file to the "public_html" folder via ftp, the permissions are reset so that it says "Forbidden" when I try to access it. Then …

how many stacks does the kernel maintain/keep track of...say if there are 12 kernel threads and around 50 user processes??

[B]Environment[/B] Development: Amazon EC2 instance. Operational: Unknown at this time [B]Scenario[/B] This is a *nix question but things start out in php, so please bear with me. I'm trying to get php script (php_script_1) to to run another php script (php_script_2) in the background. This will allow php_script_1 to complete …

Hi I have a lot of photos in a lot of folders (all under the /stars folder) and every picture has a thumbnail, too. The thumbnails have a '_t' in their name, like this 'picname_t.jpg'. What I'd like to do is to delete all the thumbs ('*_t.jpg' files) recursively, using …

Hi friends, help me out Generally If the call to fork() is executed successfully Unix will create identical copies address spaces and the execution starts from the next statement of the fork() So, in such case output of the following prog must be #include<stdio.h> { printf("\nwelcome to"); fork(); printf("\nDaniWeb Discussion"); …

I have installed SQLPlus on my ubuntu 10.10 and now I want to install Oracle server.. I was following a tutorial on that and at the end of it, I got lost because I don't have access to certain files that were mentioned in the tutorial and I changed permissions …

I open the Ubuntu Software Center and I search for Scribus. It shows three options and I choose one. A blank window appears. The window should, instead, give me the option to download what I chose. I am a total noob and I apologize in advance. Thanks!

Hi everyone. I have been using ubuntu for a while now. But this recent upgrade of ubuntu from 11.04 to 11.10 has caused me some problems. Mainly that some java applications are not running properly. I was using Figtree(phylogenetic tree app.) which was working fine until this upgrade. Now everytime …

Hi Ok guys I'm trying to make my own environment variables but it's not working , please help me with this . Also please don't give me a link to something you got by googling , because i can search it myself but i need some simple explanation .

I have a EEEPC (small notebook runnning Linux natty nahwal. I also have a USB 2Gb key formatted in EXT3, which shows up in the file manager and on the desktop when inserted How can I use the usb for installations of programs? (how do I tell them where to …

I have some machines with ubuntu which are experiencing issues when printing. I know it is a driver issue, Savin doesn't have a linux driver on the webpage. Any ideas anyone?

I am very new in Linux. I only set up it. Which one is best for me for practicing basic application in Linux? I have set up Fedora 15.

Using LINUX MINT along with XAMPP seems to be a perfect combination. As I am monitoring most of relevant aspects from different fields (PHP, apache, MySQL, disks, network amm.) there is a question from my side regarding interrupts: [ICODE]cat /proc/interrupts[/ICODE] Why so many RES rescheduling interrupts ? I am complaining …

Can any one say what is the difference between the Desktop edition and server edition of Linux ( such as Fedora Desktop and Fedora server edition ).

I've got Open SUSE 11.4 and Ubuntu 10.10 now installed on the same machine now, but I need to edit the GRUB so I can boot into them. I can boot into OpenSUSE fine, but since it overwrote the Ubuntu bootloader, I can't seem to get it to boot into …

I have already downloaded eclipse SDK (the java version) but wish to download CDT so that I can write in C++. Referring to the website ([url]http://www.eclipse.org/cdt/downloads.php[/url]) I tried exactly what they said. I went to help-->Install new software--> clicked ADD --> and pasted in the location ([url]http://download.eclipse.org/tools/cdt/releases/galileo[/url]) since I have …

I am trying to build a store site. I want it to have friendly urls such as "/home","/store","/store/5443405", etc. I just cant figure out how to give my url more than one level. i.e. "/home" << one level "/store/5443405" << 2 levels. My php file looks like this right now …

Hi people, I just re-installed Linux on my machine and I am trying to update it by using the command [CODE] sudo apt-get update[/CODE] and the error messages I get in the terminal are [CODE]Err http://security.ubuntu.com natty-security InRelease Err http://extras.ubuntu.com natty InRelease Err http://security.ubuntu.com natty-security Release.gpg Could not resolve 'security.ubuntu.com' …

Hello! I will be upgrading my Ubuntu 10.10 to 11.04 ( yes I am late, but still I want to upgrade). My Question: Will my Installed Applications remain wherever they are now after the up gradation? I will be using the ISO Images mounted on USB to upgrade ( there's …

Hi Community, I have sort of a weird problem. I used to connect to a server (OS Ubuntu Server) through putty and everything worked fine. Now we had to reinstall the server from the beginning and after that my putty does not work as before. It doesn't show me the …

I have multiple servers running Centos 5.5 or later, some of them have syslogs with date stamps like: Sep 1 05:12:36 and some of them like: 2011-09-04T09:21:42.442689-07:00. I would really like to get them all the same so the same analysis scripts can be used, but I have not been …

I stopped using Linux for a while, but recently began a computer science course in college and decided to install Ubuntu 11.04 into VMWare. I needed to download an IDE. I type: [CODE]user@ubuntu:~$ sudo apt-get install geany Reading package lists... Error! E: Encountered a section with no Package: header E: …

hi can i get google chrome browser on ubuntu ?? and how??

Hi everyone out there, I have a dual boot machine where I run wins and ubuntu 10.04.I usually connect to a windows network for both environments and things were working fine then all of sudden ubuntu stopped connecting to the internet.I tried to check my network settings and everything seems …

Hi, I am currently using [COLOR="Red"]Windows 7 professional (64-bit)[/COLOR] in my desktop. But i want to use Linux concurrently to Windows. Every time i try to install Linux using Live-CD,[COLOR="red"] it gets struck in the process[/COLOR]. I just see the Icon for a few minutes then my PC hangs. I …

Hello guys. I've been using Windows from a long time, but since a few months I started to use Linux too (and I won't regret it!). The problem is that... there is too many things! Too many graphical interfaces, desktop managers, file managers... Well, too many of all. Obviously, it …

Hello I've spent some time searching for this but did not find: I want to make my users login directly to a folder /var/www/ on my server when they login to the ftp. How to do this?

Hello I'm hosting a new website on a LAMP server, with my website folder, monsite.fr, found in the /var/www/ folder. I configured my virtualhost file like this: [CODE]vim /etc/apache2/sites-available/monsite[/CODE] and added the following to the created file: [CODE] # Le virtualHost de monsite.fr <VirtualHost *:80> ServerAdmin webmaster@monsite.fr # L'E-Mail de …

All, I have an issue with my web server, relatively minor but something that has been bugging me: I have two systems, both running the same spec OS, software etc... I use one as a dev server and the other as a production server. The webpage I am rendering on …

Alright, so... I'm using Gnome 3, and when I click logout in the top-right corner, it takes FOREVER to log out... If it logs out at all. I don't know what takes it so long, but it's ridiculous. What I want to do is find the script it runs and …

Hi I m having win xp and ubuntu 11.04 dual boot... I had changed the ip config setting from 'detect automatically' to manual in win xp and i encountered a problem that it failed to connect to the network in ubuntu.. Later i tried editing the Autoeth0 settings by feeding …

Hi Im trying to download "Wines" for Linux Mint which has just been newly installed onto my old laptop. I cant seem to get it to run. I went to [URL="http://www.winehq.org/download/"]http://www.winehq.org/download/[/URL] and followed the steps under the "Ubuntu Packages." I got this error message "Could not download all repository indexes, …

Ok guys, here's the story: my server in configured so it would parse all the html request as php, did this so I can insert php code in to html files... and is working. But, I have 2 html pages that I'd like for the server to parse as html, …

I want to make my own web-site, and I know HTML (everyone knows it :D) and some PHP. I have a lot of experience with Windows and Linux (Particularly Ubuntu) but I never had my own server, except WAMP that I used for learning PHP. My web-site is not a …

I currently have Ubuntu 10.10, but I could not find the code for USB driver.... it had only the makefiles ! I need the object files, c files or perl files for that driver ! How do I do that ? Please help ! :D

Hi everyone I'm using Ubuntu 10.10 , I used the default burner which was installed automatically when I downloaded Ubuntu 10.10 , every time I burn a CD the process ends with an error and the CD becomes unusable . Is there's any Nero burner for Ubuntu ? Or any …

hi i recently updated my ubuntu 10.10 into 11.04. and when i tried to enable the compiz configuration for animations,wobly winow etc etc it kinda crashed.now i don't have the left bar with the applications. also my windows dont have the upper bar with the minimize/maximize/close icons.....

Can anyone tell me how can i install the xlib.h library in the gcc compiler of ubuntu?

Hi everyone, I am just having a few issues with Ubuntu system on my machine. It doesn't fix broken packages and everytime, I want to install/remove a software from my machine, it says "can't locate PACKAGE NAME" Now, I want to re-install Ubuntu. I logged into my other OS which …

I am trying to list all of the files including a function, e.g., matrixCal. How to do that in linux. Thanks.

I've been having a reoccurring issue with my VPS since I moved to a new company and I'm trying to figure out what the issue is. There are a few different things going on (I believe they are all connected) -- [LIST=1] [*]When you visit a page that doesn't exist, …

...how to update system time permanently in solaris through c++. ...how can i login into superuser(su) account through c++ code in solaris.

Have downloaded apache 2 in ubuntu 10.10 through terminal screen and also php5 but when I type the server address in the browser, it asks for a username and password .I tried giving the login username and password( the one with which I created my ubuntu login) but that wont …

I am trying to understand one test script, which includes [CODE]if [ ! -f mahout-work/reuters21578.tar.gz ]; then echo "Downloading Reuters-21578" curl http://kdd.ics.uci.edu/databases/reuters21578/reuters21578.tar.gz \ -o mahout-work/reuters21578.tar.gz fi[/CODE] What does the condition of [CODE]! -f mahout-work/reuters21578.tar.gz [/CODE]mean? And what does [CODE]curl http://kdd.ics.uci.edu/databases/reuters21578/reuters21578.tar.gz \ -o mahout-work/reuters21578.tar.gz [/CODE]stand for? Thanks.

I'm trying to startup my Ubuntu Apache install and there's a problem loading LDAP modules that I can't seem to resolve: [QUOTE]httpd: Syntax error on line 65 of /usr/local/apache2/conf/httpd.conf: Cannot load /usr/local/apache2.2/modules/mod_authnz_ldap.so into server: /usr/local/apache2.2/modules/mod_authnz_ldap.so: undefined symbol: apr_ldap_url_parse [/QUOTE] Any help would be appreciated, thanks.