Answering users with a space sign in their name
1419
How do comment @replies work?
105295
Username alignment issue in the Stack Apps site
76553
Does using @user in a question or answer send an inbox-notification to that user?
81000
Specifying spaces between words
147193
Should the site prompt new users to include an @name in comments?
71247
Spaces in font names
94132
I can enter U+0008 (backspace character) into a chat message
12907
What characters are allowed for the display name?
98314
Plus sign in the middle of a ring
45016
Allow registered users to hide username when asking privacy-sensitive question
125956
handling css id and classes with spaces
79318
Allow search for the opposite of "user:me"?
49825
Should there be a space between name initials?
58852
Using @ signs in comments without invoking comment replies?
22176
Keep short history of user display names
18389
What is the typographically correct way to typeset name initials?
105916
Auto-expand @username in comments to keep the username up-to-date