days in month
// returns number of days in specified month
def days_in_month(month) (Date.new(Time.now.year,12,31).to_date<<(12-month)).day end
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Kelyarsky Evgeniy http://payplay.fm
remove nonprintable characters
def printable(str) return "" unless str eval(str.strip.dump.gsub(/\\[0-9]{3}/,'')) end
Ruby method to get seconds from colon-separated time string
// converts colon-separated time to seconds
// "01:02:03" => 3723
// "01:02:03" => 3723
def colon_separated_to_i(str) time_arr = [] time_arr = str.split(":").reverse sec = 0 secs = [1, 60, 60*60, 60*60*24] time_arr.size.times do {|i| sec += secs[i].to_i * time_arr[i].to_i end sec end
