What Are Shell Script Variables?

A variable in a shellscript is a means of referencing a numeric or character value. And unlike formal programming languages, a shell script doesn't require you to declare a type for your variables.

On linux server you may need to install ruby.you need to download ruby using wget command on linux. For doing this you need to have root access.

cd /usr/local/src
wget ftp.ruby-lang.org/pub/ruby/stable/ruby-1.8.4.tar.gz
tar xvzf ruby-1.8.4.tar.gz
cd ruby-1.8.4
./configure
make
make install
cd ..
wget http://rubyforge.org/frs/download.php/5207/rubygems-0.8.11.tgz
tar xvzf rubygems-0.8.11.tgz
cd rubygems-0.8.11
ruby setup.rb

mkdir `date +%b%y`
(creates a directory Jul02)
mkdir `date +%b%Y`
(creates a directory Jul2002)
mkdir `date +%m%y`
(creates a directory 0702)
mkdir `date +%m%Y`
(creates a directory 072002)

mkdir `date +%b%y`

(creates a directory Jul02)

mkdir `date +%b%Y`

(creates a directory Jul2002)

mkdir `date +%m%y`

(creates a directory 0702)

mkdir `date +%m%Y`

(creates a directory 072002)

Change
AllowOverride none
To: Code:
AllowOverride all

in etc/httpd/conf/httpd.conf : add

Configuring the Apache Server

Apache configuration traditionally involves three files:

httpd.conf

This is the primary configuration file. It traditionally contains configuration settings for the HTTP protocol and for the operation of the server. This file is processed first.

URL reqriting is Simple Rewriting Your URLS (links) Also Redirecting Them To Known URLS.e.g you'll make the link : view_my_profile.html --> Is Redirected to function.php?op=3
so instead of the link "function.php?op=3" Which isn't enough
describing itself we'll make the link "view_my_profile.html" Which is
very describtive.Why using mod_reqrite?. Now see if your site has more than 10,000 Links (Dynamic Website) , do you think we would make 10,000 html files ??

How
to Install PHP 5.0 on Windows XP Pro

1. Once you download the PHP
   zip file ( the Windows Binaries Zip Package),
   unzip it to c:\php.
   • To unzip using WinZip