题目内容
HTTP HEAD request can find a Web resource's MIME type.
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GET request will retrieve the entire source including both HTML pages and MIME types.
If the URL ends with characters such as.html, .htm, .asp, .aspx, .php, .jsp, .jspx or a slash, they are all MIME types.
Characters such as.html,.htm, .asp, .aspx, .php, .jsp, .jspx or a slash can include all HTML Web resource.
“?"in a Web site may cause the crawler to download an infinite number of URLs from the site, which is a spider trap.
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