Someone told me se will take ur content duplicate so set nofollow tags for wordpress archives. Is there some truth in it?
I would not worry about the duplicate content issue with Wordpress and would advise against using the nofollow I run several Wordpress blogs and several more for clients and have had no issues with duplicate content as a result of allowing the archives to be indexed.
There is no such thing as dofollow. All links are followed unless the tag rel=nofollow in the coding of the hyperlink. Typically you will want the spiders from visiting all your blogs useless pages, like the archives and your RSS feed. If your Wordpress blog is at root level you can use the robots.txt below User-agent: * Disallow: /cgi-bin/ Disallow: /wp- Disallow: /search Disallow: /feed Disallow: /comments/feed Disallow: /feed/$ Disallow: /*/feed/$ Disallow: /*/feed/rss/$ Disallow: /*/trackback/$ Disallow: /*/*/feed/$ Disallow: /*/*/feed/rss/$ Disallow: /*/*/trackback/$ Disallow: /*/*/*/feed/$ Disallow: /*/*/*/feed/rss/$ Disallow: /*/*/*/trackback/$ If your Wordpress blog is installed at yoursite.com/blog/ or similiar, you'll need a robots.txt file like this: User-agent: * Disallow: /cgi-bin/ Disallow: /blog/wp- Disallow: /blog/search Disallow: /blog/feed Disallow: /blog/comments/feed Disallow: /blog/feed/$ Disallow: /blog/*/feed/$ Disallow: /blog/*/feed/rss/$ Disallow: /blog/*/trackback/$ Disallow: /blog/*/*/feed/$ Disallow: /blog/*/*/feed/rss/$ Disallow: /blog/*/*/trackback/$ Disallow: /blog/*/*/*/feed/$ Disallow: /blog/*/*/*/feed/rss/$ Disallow: /blog/*/*/*/trackback/$ Hope it helps.