outis questions

• How to delete child records instead of setting foreign key to null
• What is the benefit of using complex numbers to store graph coordinates?
• Spring Security 3.0: How do I specify URLs to which a custom filter applies?
• What is the vim equivalent of emacs' ctrl-k?
• How can I create a vector containing the days of the week?
• Spring Security: How do I reset SPRING_SECURITY_LAST_EXCEPTION.message?

outis answers