Continue reading...
Authors:Ryan Gibb, Patrick Ferris, David Allsopp, Thomas Gazagnaire, Anil Madhavapeddy
，更多细节参见91视频
4. AkismetAkismet can help prevent spam from appearing on your site. Every day, it automatically checks every comment against a global database of spam to block malicious content. With Akismet, you also won’t have to worry about innocent comments being caught by the filter or false positives. You can simply tell Akismet about those and it will get better over time. It also checks your contact form submissions against its global spam database and weed out unnecessary fake information.
-crawl_detail(url: str)