Renaming WordPress MU Subdomains

If you are a WordPress MU admin, and you want to recycle an existing blog that is no longer used instead of just deleting it, here’s what you’ll have to do. You’ll need to make several changes in the MySQL database. Use PHPMyAdmin or the command line to make the database changes.
Renaming a WordPress [...]

WordPress MU .htaccess file

Here’s the correct .htaccess for a subdomain type of installation for WordPress MU version 1.1.1. Please double check your .htaccess for correctness. This file needs to be on the base level of your WordPress MU install. Here’s the code:
RewriteEngine On
RewriteBase /
# Rewrite www.domain.com to domain.com
RewriteCond %{HTTP_HOST} ^www\.(.*)
RewriteRule ^(.*) http://%1/$1 [R,L]
#uploaded files
RewriteRule ^(.*/)?files/$ index.php [L]
RewriteRule ^(.*/)?files/(.*) [...]

WordPress MU: DNS Wildcards

To enable a subdomain type of installation in WordPress MU, you’ll need a wildcard entry in the DNS. The following instructions applies only to Dreamhost users, but they can be easily adapted to other CPanels or other host providers.
Steps

Login to the Dreamhost’s Panel
Click on the Manage Domains
Find yourdomain.com and click the DNS link
Add a custom [...]

WordPress MU Structure

There are two types of WordPress Mu structures: subdomains or subdirectories. Which one is for you? You decide. If you don’t know what I’m talking about, let me explain. Assuming your base install is located at yourdomain.com, you can install new blogs in two different ways. The first option is using subdomains. For example, the [...]