Linux Forum

As Linux and the various flavours of Unix are slowly spreading into the world of personal computers, I thought we could collect a few Tips and Tricks here to help each other making the best out of our distributions! Ideally any Tips posted here should be available for several distributions, but we won't reject any that aren't. :-) Please...

How to set up the environment variable DISPLAY in Linux : 1- Redhat 2- SuSe I used : export DISPLAY=donner:0.0 donner is the domain name. it said : you must specify the environment variable DISPLAY e.g. setenv DISPLAY aran:0.0 or setenv DISPLAY fl1:0.0

Hi all One of my building process has successfuly end up with .pkg file. How can I install it on ubuntu? I tried it with "dpkg -i myfile.pkg" It ends with error..not supported file format Any idea

hi all I just installed Linux on my PC and now i want to install visual studio on it. If its possible then please tell me how? or provide me some link from where i can get some help thanks maliksleo

i just want to do chmod on a file my_file but for that we must be su root. and finally that script will run through crontab ========================= #!/bin/ksh PASSWORD="pass123" echo $PASSWORD>su root chmod 777 my_file ========================= I want to login as supervisor and then want to change the rights of the file before moving....

hi all i had doubt regarding how to zip a folder in linux environment. need these as soon as possible. thank you.

Hello, I am trying to get xclock to display on my Windows XP machine so that I can then move to installation of another application. However, I have been stuck since a very long time now. I have also set the server IP address in the X0 hosts file on my Windows machine. So the file now reads: localhost <Server IP> I have installed Xming...

Hey. I have a big text file with data, and i want to extract mail addresses. How i can do it?

hi there, i am fighting against my unix box to be able to copy a directory and replace the destination if already existing. i'm using "Bash" i use: cp -fR /source/src_directory /destination/dest_directory what this will do is that it will create a directory like this:

Hi all, Does anyone know how what move directory command I need to use: I am in current directory tmp and I have a folder inside tmp name work I would like to get all contents(files, subfolders) from work to tmp. Can someone PLEASE HELP ME with this. Thank you all in advance.

Hello, I want to know the difference between SSH and RSH ?

Hello people, I have a daily script which i execute it manually on daily basis.. 1.On week days i need to run this script on 8 in the morning 2.ON week ends i need to run this at 8 in the night (only saturday and sundays). 3.Also In above two scenarios the 1st of every month should not be included and some special scipt runs on 1st of every...

Hi all , i need the shell script which would connect to the oracle database xyz...

Hi, I am trying to copy a file from the server to the local machine using the following command in PUTTY. But it is showing "No such file or directory". Can somebody help me resolve this issue scp -r USERNAME@SERVER_NAME:PATH_IN_THE_SERVER: C:/Test 2. i have also tried to give the command this way scp -r...

In most modern distributions of Linux and Unix (at least ones with graphical environments like KDE, Gnome or XFCE), you get to mount your partitions easily from the desktop. In some cases however, it isn't that easy. Note, that all of these commands have to be run in a terminal as root user. To open a terminal (sometimes called a console),...

Hi, I configured a linux machine running Cent OS 5 on it. It gets it's IP address, gateway through DHCP. But I am not able to connect to the internet. So I did a "service network restart". But I got the following error message:- shutting down loopback interface OK bringing up loopback interface OK...

Another newbie question... I searched the internet couple of hours... I pity myself... for not being able to find a command for making .gz file for a directory. I found only : gzip -c filename.txt which creates a gz for a single file.. but I am in need of a command for a directory containing files/directories. please advise. thx in...

Hi guys I'm using fedora core 6, php5 and apache2, i downloaded gd2 compiled and test with gddemo and its working fine... php is located: /usr/local/php gd is located: /usr/local/gd how should i make it working with php, i have tried to recompile php with the following command

Hello, May I convert txt file to HTML using shell? Thenks,

Hello, I would like to send a mail via a script with customized From field or at least with Reply-To. This email is sent by a monitoring server via a cron job and the users should see this mail as coming from the group mailbox I belong to. I haven't been able to find how to send a mail with a different address in the From but from the...

Hello, Howto change the group and owner of a directory . I am doing this --> chgrp -R groupname directoryname but its not working .

I have one configuration file. It will be used by perl and shell script. From perl using 'require' I have included the configuration file. Using require, include statement I tried in shell script , but it was not working. How to include a file and read value from that file using shell script?

Hey everyone. I'm currently attempting to band-aid an horrible use of a Cacti implementation (and I swear, this is only temporary! No, really! They told me it's in the budget for next year, and has already been approved... I hope...) Anyway... I am using rrdtool to dump the data into an xml file. So this xml file is going to have several...

Hi All, I'm running into a problem with open sockets on Redhat Linux 4. A program I was running quit out unexpectedly and left a connection established. I did a netstat -apn and killed all processes associated with the socket. Now 'netstat -apn | grep 3260' does not display any application associated with that portand yet it is still...

Hi Gurus, The data in the file looks like in this format 1 2233|A.K Shukla |G.M |Sales |12/12/52|6000 2 9876|Jai Sharma |Director |Production |12/03/50|67000 3 5678|Sumit Chakarborty |D.G.M |Marketing |19/04/43|6000 4 2365|Barun Sengupta |Director |Personnel |11/05/47|7800...

I want to change my group from primary group to secondary or viceversa. I don't have superuser access also. could anybody please let me know how to do this.