new_perl questions

• When do you use fopen instead of open?
• Moving a file to another directory in Perl?
• why complement searchlist doesn't work?
• How do I dump blessed hash ref?
• What's the point of gcc's -pthread and -rdynamic option?
• What does this line in DBI.pm do?
• Using toast inside timertask
• Anyone can explain the "same thing" issue of UTF-8?
• In Perl,how do you sort a lexical hash by its value with a dedicated subroutine?
• Is there a way to invoke Perl debugger by some environment variables?

new_perl answers