django doubt

what pupose using virtualenv ?if don't use what hapend? what is diff bte virtualwrpper and virtualenv -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-use

fdv

what purpose using admin.py -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-users+unsubscr...@googlegroups.com. To post to this group, send email to djang