- 1 tomato, chopped into rough chunks
- Some lettuce, chopped into rough pieces
- 2 tortillas
- Half a can of refried beans
- Half a tub of salsa
- A bit of grated cheese
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| module Trial where | |
| import System.IO | |
| import System.Directory | |
| import System.Time | |
| fileExists :: FilePath -> IO Bool | |
| fileExists name = do | |
| fileExists <- doesFileExist name | |
| if fileExists |
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| right :: Either a b -> Maybe b | |
| right = either (\a -> Nothing) (\b -> Just b) | |
| -- With more win: | |
| right :: Either a b -> Maybe b | |
| right = either (\a -> mzero) return |
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| module Enumerable | |
| def name_please &blk | |
| inject({}) do |accum, elem| | |
| accum[elem] = blk.call(elem) | |
| accum | |
| end | |
| end | |
| end | |
| [1,2].name_please { |x| "#{x} value" } # <= { 1 => "1 value", 2 => "2 value" } |
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| # http://github.com/evanphx/rubinius/tree/master/lib/actor.rb | |
| # Stripped ends as a `rong` prototype | |
| class Actor | |
| class DeadActorError < RuntimeError | |
| attr_reader :actor | |
| attr_reader :reason | |
| def initialize(actor, reason) | |
| super(reason) | |
| @actor = actor |
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| class Object | |
| def box | |
| self.is_a?(Array) ? self : [self] | |
| end | |
| end | |
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| Making RubyMine Pro-er | |
| ----------------------- | |
| File->Settings | |
| Editor | |
| [ ] Allow placement of caret after end of line | |
| Editor -> Editor Tabs | |
| [x] Show tabs in single row | |
| Editor -> Appearance | |
| [x] Use antialiased font |
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| sudo gem uninstall nkpart-accidently | |
| sudo gem install nkpart-accidentally |
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| numbers = %w{1.3 1.5 1.8} | |
| puts "# 1 - standard stuff" | |
| p numbers.map { |x| x.to_f } | |
| puts "# 2 - passing in a proc using &" | |
| to_f_proc = proc { |x| x.to_f } | |
| p numbers.map(&to_f_proc) | |
| puts "# 3 - passing in a dynamic proc" |
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| require 'prohax' | |
| def add a | |
| let( :to => proc { |b| b + a }) | |
| end | |
| add(5).to(3) | |
| # => 8 | |
| def _if s |