Building an international web app like Quora or twitter to serve many countries. What should be allowed for person's name in profile.
- Only one full name field or first name and last name
- How many minimum/maximum characters
- Only English (A-Z,a-z,spaces) or more characters (dot, etc. or more languages, unicode, utf-8, utf-16, what?)
What rules are being used by zomato, twitter, quora?