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<VirtualHost *:80>
        ServerAdmin [email protected]
        ServerName example.com
        ServerAlias www.example.com

		DirectoryIndex index.php
        DocumentRoot /var/www/wordpress/html/

        <Directory /var/www/wordpress/html/>
                Options -Indexes

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RewriteEngine On
RewriteCond %{HTTP_HOST} ^your-site.com [NC]
RewriteRule ^(.*)$ http://www.your-site.com/$1 [L,R=301]

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#!/bin/sh

# check how many arguments are passed to the script

# if less than 3 arguments are passed to the script, print an error and exit
if [[ $# < 3 ]]
	then
		printf "%b" "error not enough aruments"
		exit 1 # exit with non zero
# if more than 3 arguments are passed to the script, print an error and exit		

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#!/bin/sh

# print the first word of every line of input
awk '{print $1}' input.txt

# print the last line
ls -l | awk '{print $1, $NF}

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ln -s path/to/source path/to/alias

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#!/bin/sh

# Bash File Testing

# -b filename	Block special file
# -c filename	Special character file
# -d directoryname	Check for directory existence
# -e filename	Check for file existence
# -f filename	Check for regular file existence not a directory
# -G filename	Check if file exists and is owned by effective group ID.

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 # ===========================================================
 # = Showing All Hidden (dot) Files in the Current Directory =
 # ===========================================================

# Use ls -d along with whatever other criteria you have.

ls -d .* 
ls -d .b* 
ls -d .[!.]*

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ls *.{jpg,gif}

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#!/bin/sh

#Square brackets—matches any of a series of characters in a filename. 
#For example, ls a[rn]t.jpg matches art.jpg and ant.jpg, but does not match aft.jpg. 
#If the first character is a caret (^), it matches every character except for the characters l

ls a[rn]t.jpg 

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# cd to previous directory
cd -