Posicionamiento Web.

The .htaccess file is a configuration text file for Apache web servers. This file can modify the configuration of the server on a directory basis and can be used for many tasks, being these some of the most common ones amongs users:

• Protect your folders with user and password
• Create redirections to customized error pages
• Deny or restrict acces by IP address
• Redirect to other URLs

You can make use of this file if your hosting party doesn't let you change those settings via Control Panel.

To redirect to a customized error page:

1. Put the following code into the file:

ErrorDocument 404 /error404.php

To redirect myweb.com to www.myweb.com:

RewriteEngine on
RewriteCond %{HTTP_HOST} ^miweb.com
RewriteRule (.*) http://www.miweb.com/$1 [R=301]

Don't want to index PHPSESSID in search engines?

php_value session.use_trans_sid 0
php_value session.use_only_cookies 1