302 Redirects

Google doesn't like 302 redirect (temporary redirect)
301 redirects don't get penalized by google as much (301 is permanent redirect)

Java 301 redirect

res.setHeader("Location", "http:somewhereElse.com/blah");
res.setStatus(301);

Apache mod_rewrite 301 redirect

RewriteEngine on
RewriteRule ^(.*)$ http:www.example.com/$1 [R=301]

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