Hot answers tagged display-name
See "How do comment @replies work?" and "@Peter works for Péter Török?". Comment replies will often work with unicode. EG: Péter Török can be reached by both @Peter and @Péter. These are the documented rules (Not checked against latest source) for converting user display_name to comment-reply @names: Remove any spaces. Single quotes, dots, dashes and ...
It's mentioned under the Safety section of the filters documentation that by default all response data can be safely inserted into HTML, which is why the data is pre-escaped in this case. You can try creating an unsafe filter using the unsafe parameter to use if you wish to avoid this conversion.
This is because the user hasn't specified a username on those sites yet. The name you see on SuperUser, for example, is somehow derived from his/her OpenID.
Yeah, display_name really should have been set there. Suspect its a hold-over from when we inferred anonymous names, but regardless its been fixed now.
This has been fixed.
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