http://dryice.name/blog Tue, 31 Aug 2010 12:01:11 +0000 http://backend.userland.com/rss092 en There became more and more spam post on my blog, so I decide to fight with them. There are several ways I can think off: personal verify. That is, I review every post and decide if it should go into my blog. Well I don't have time for this. Only registered user can ... http://dryice.name/blog/misc/fighting-with-spam/ Captcha stands for "completely automated public Turing test to tell computers and humans apart", which is the small images we usually see when registering or logining to some systems like free email. It is developted to protect from robots. See the wikipidia page for detail. There are several Python packages implementing ... http://dryice.name/blog/python/captcha/