Mewp questions

Mewp answers

• Last step of OpenID verification, always returned "is_valid:false"
• How do I implement an OpenID client from scratch?
• Getting all possible combinations of N items in X Groups
• Janrain OpenId vs lightopenid PHP libraries
• How do you redirect a PHP page to an IMG?
• How to use OpenID on my website
• Is there an easier way to implement openid?
• Alternative for OpenID?
• How can I imitate Stack Overflows SSO? Particularly where it federates with serverfault.com?
• OpenID Discovery Methods - Yadis VS HTML