Thaidoweb 2008

Just about every major search engine has basically 3 parts. The
first is the spider, otherwise called a robot. The spider visits
a web page, reads it, and then follows links to other pages
within the site. This is what it means when someone refers to a
site being “spidered” or “crawled.” The spider returns to the
site on a regular basis, such as every month or two, to look for
changes and updates. (If a site is updated often and is well
marketed, this will [...]

Just about every major search engine has basically 3 parts. The
first is the spider, otherwise called a robot. The spider visits
a web page, reads it, and then follows links to other pages
within the site. This is what it means when someone refers to a
site being “spidered” or “crawled.” The spider returns to the
site on a regular basis, such as every month or two, to look for
changes and updates. (If a site is updated often and is well
marketed, this will [...]