Daniël Knippers questions

Daniël Knippers answers

• How to match two or more dots in a string using regular expression
• Ruby - return false unless a value is true in which case return the value
• Background images using prawn on all pages
• How to merge array of hash based on the same keys in ruby?
• Javascript regexp match numbers separated by non-numeric characters
• How can I match Word Boundary "or" [@#]?
• Instance methods defined between a class and a certain ancestor of it