HOWTO create an ISO Image

Today I am testing Sun Virtual Box. I want to install windows xp on Fedora but I don't like installing Operating Systems from DVDs or CDs. I thought I should create an ISO Image from the Windows CD. Here is the simple command to create an ISO from the CD ROM.

[ravi@localhost e]$ dd if=/dev/cdrom of=/home/ravi/windows/e/windowss.iso

Simple!

Project Management Open Source Softwares

Yesterday I was searching for Open Source Project Management softwares and found OpenProj.

To my surprise it is very much like Microsoft Project. I don't know how good it is, I will try it. In the mean time I have to try other Open Source PM Tools.

KDE - Do not show windows from all the Desktops

By default the Windows from all the Desktops are displayed in all the KDE Desktops. You can disable this feature by following the below mentioned step.

1. Go to Control Center > Desktop > Taskbar
2. Under Taskbar section uncheck the checkbox "Show windows from all desktops"

IP Tables - Secure your Linux computer

Secure your computer using IP Tables. Click on the link below. It has a nice tutorial on IP Tables.

http://www.itech7.com/Security/Secure-your-Linux-Box-using-IPTables-Fire...

Re-Mount /etc/fstab without Restarting

You have added new entry in your /etc/fstab file to mount a drive or partition. To mount those new partitions you would normally reboot your PC. There is a simple way which will Re-Mount the drives in your /etc/fstab file. Run as root.
mount -a

BASH - Display date/time, hostname and current directory

To display date/time, hostname and current directory use the following command in your BASH prompt and press enter.
PS1="[\d \t \u@\h:\w ] $ "
After pressing enter your BASH prompt will look like this.
[Mon Apr 28 14:04:48 ravisa@incgnddw0062:/cygdrive/e/myfiles/] $
I used this command on Cygwin running on Window XP. The hostname and current directory will be different in your case.

Current working directory in BASH

For all those newbies in the world of Linux here is a very useful linux command.

[root@localhost practice]# pwd
/home/ravi/windows/d/myfiles/tutorials/c++/practice

pwd will print the current working directory in the konsole.

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