COOLBEANS questions

• Project Euler #6 Two codes, different answers ONLY for big inputs. Why?
• Child process always zero and always unique after fork()?
• C: <sys/stat.h> functions S_ISLNK, S_ISDIR and S_ISREG behaving oddly?
• expression 'string' cannot be used as an assignment target -SQL PLUS
• Is this Depth First Search implementation tail recursive now?
• Are static methods more composable?

COOLBEANS answers