duckinator

# In response to:
# http://mlomnicki.com/ruby/tricks-and-quirks/2011/02/10/ruby-tricks2.html
# Ruby 1.9.2 has some neat stuff that lets us make a readable
# alternative case statement that calls each method in turn.

# 1.9.2 features used:
#   * hashes are ordered in 1.9.2
#   * cool JSON-style hash syntax
#   * concise lambda syntax

willurd

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

mudge

# This goes in config/locales/en.rb (*not* en.yml)
{
  :en => {
    :time => {
      :formats => {
        :full => lambda { |time, _| "%H:%M | %A, #{time.day.ordinalize} %B %Y" }
      }
    }
  }
}

skorks

require 'terminal-table/import'

class SubsetSumMatrix
  class << self
    def create_empty_for(array)
      matrix = []
      header = [nil] + build_header_from(array)
      matrix << header
      array.each_with_index do |element,i|
        row = header.collect{|value| 'F'}