No index a webpage:
Section titled “No index a webpage:”http://www.robotstxt.org/meta.html
robots.txt examples
Section titled “robots.txt examples”Disallow all
User-Agent: *Disallow: /Allow all
User-Agent: *Disallow:Standard WordPress robots.txt
User-Agent: *Disallow:Note: due to Google now rendering pages using all css and javascript, it’s probably not a good idea to Disallow: /wp-content/plugins/ any more
http://www.robotstxt.org/robotstxt.html
Meta Description Length:
Section titled “Meta Description Length:”923px
156 characters
http://www.screamingfrog.co.uk/page-title-meta-description-lengths-by-pixel-width/
Meta Title Length:
Section titled “Meta Title Length:”512px
65 characters
http://www.screamingfrog.co.uk/page-title-meta-description-lengths-by-pixel-width/