Setup a Virtual Domain

NameVirtualHost *

  DocumentRoot /web/
  CustomLog /web/ combined
  ErrorLog /web/

Include another conf file

Include /etc/apache/virtual-hosts/*.conf 

Hide apache version info

ServerSignature Off
ServerTokens Prod

Custom 404 Error message

ErrorDocument 404 /404.html

Create a virtual directory (mod_alias)

Alias /common /web/common

Permanent redirect (mod_alias)

Redirect permanent /old

Create a cgi-bin

ScriptAlias /cgi-bin/ /web/cgi-bin/

Process .cgi scripts

AddHandler cgi-script .cgi

Add a directory index

DirectoryIndex index.cfm index.cfm

Turn off directory browsing

Options -Indexes

Turn on directory browsing

  Options +Indexes

Create a new user for basic auth (command line)

htpasswd -c /etc/apacheusers

Apache basic authentication

AuthName "Authentication Required"
AuthType Basic
AuthUserFile /etc/apacheusers
Require valid-user

Only allow access from a specific IP

Order Deny,Allow
Deny from all
Allow from

Only allow access from your subnet

Order Deny,Allow
Deny from all
Allow from

Turn on the rewrite engine

RewriteEngine On

Redirect /news/123 to /news.cfm?id=123

RewriteRule ^/news/([0-9]+)$ /news.cfm?id=$1 [PT,L]

Redirect to

RewriteCond %{HTTP_HOST} ^www\.example\.com$ [NC]
RewriteRule ^(.*)$$1 [R=301,L]

.htaccess redirect

Options +FollowSymLinks
RewriteEngine on
RewriteRule (.*)$1 [R=301,L]