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# note that last item is User class | |
a = [10, [20, 30, ["helo", "world"]], [1.2, 1.3], {:foo => :bar}, User] | |
puts a.to_xml | |
<?xml version="1.0" encoding="UTF-8"?> | |
<objects type="array"> | |
<object type="integer">10</object> | |
<object type="array"> | |
<object type="integer">20</object> |
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# How to give your devise controllers all the same layout (e.g. "authentication" below) | |
class ApplicationController < ActionController::Base | |
layout :setup_layout | |
protected | |
def setup_layout | |
devise_controller? ? "authentication" : "application" | |
end | |
end |
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module UnicornPowers | |
def fire_super_ray_beam | |
self.ray_beam_power | |
end | |
end | |
module TomCruise | |
mixin UnicornPowers | |
def ray_beam_power |
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<html> | |
<head> | |
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> | |
<script> | |
$(function () { | |
$("#myb").click(function () { | |
$.ajax({ | |
url: "/showme", | |
type: "POST", | |
data: {nome: "Jose", sobrenome: "Valim"}, |
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<% @widgets.each do |widget| %> | |
<p><%= widget.name %></p> | |
<% end %> |
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# Install this recipe with: | |
# brew install https://raw.github.com/gist/1968046/0302279edc972e9d147110bd69284d0e2becda41/elixir.rb | |
require 'formula' | |
class ErlangInstalled < Requirement | |
def message; <<-EOS.undent | |
Erlang is required to install. | |
You can install this with: |
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Expected: | |
[ | |
[{"a","b"},{"c","d"}], | |
[{"a1","b1"},{"c1","d1"}], | |
[{"a2","b2"},{"c2","d2"}] | |
] | |
Actual: |
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def zip(a, b) do | |
list = to_list(a) | |
throw do | |
{ zipped, rest } = Reducers.reduce(b, { [], list }, fn | |
entry, { acc, [h|t] } -> { [{entry, h}|acc], t } | |
entry, { acc, [] } -> throw { :enum_zip, acc } | |
end) | |
:lists.foldl(fn(x, acc) -> |
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def next_state do | |
(board, x, y) -> | |
cell = cell_at(board, x, y) | |
live_count = live_neighbors(board, x, y) | |
next_state(cell, live_count) | |
(_, x, y) when (x < 0 or y < 0) -> | |
"." | |
end | |
def next_state do |
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defmodule ExCoder do | |
vars = [ { "	", " " }, | |
{ "!", "!" }, | |
{ "" "", "\"" }, | |
{ "#", "#" }, | |
{ "$", "$" }, | |
{ "%", "%" }, | |
{ "& &", "&" }, | |
{ "'", "'" }, | |
{ "(", "(" }, |