Douglas Mauch questions

• How to find max value grouped by multiple keys in array of hashes?
• perl dancer - how pass additional arguments to method hander subroutines?
• Javascript: How convert array of objects to object with sorted unique arrays?
• Using Javascript D3 library, how can I determine mouse position in data set of an area element on mousemove event?
• How to create (or not) class instance methods at construction time based on inputs?
• Perl - Template Toolkit - How get list of variables in the template?
• YAML data exchange issues between Perl and Ruby
• Can I set the local timezone in my browser via Javascript?

Douglas Mauch answers