The code posted. Does it go in wp-config.php, and is it important where in the file it occurs? Also how do I block the hits below?
An unknown location at IP 0.0.0.0 visited
4 hours 45 mins ago IP: 0.0.0.0
Browser: Baiduspider version 2.0
Mozilla/5.0 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html)
An unknown location at IP 0.0.0.0 visited
4 hours 45 mins ago IP: 0.0.0.0
Browser: Opera version 12.15 running on Win7
Opera/9.80 (Windows NT 6.1; WOW64) Presto/2.12.388 Version/12.15