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defmodule RunLengthEncoder do | |
@doc """ | |
Generates a string where consecutive elements are represented as a data value and count. | |
"HORSE" => "1H1O1R1S1E" | |
For this example, assume all input are strings, that are all uppercase letters. | |
It should also be able to reconstruct the data into its original form. | |
"1H1O1R1S1E" => "HORSE" | |
""" | |
@spec encode(String.t) :: String.t | |
def encode(string) do |
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defmodule ElixirRomanNumerals do | |
def to_roman(n) do | |
to_roman n, "" | |
end | |
defp to_roman(n, string) when n >= 1000 do | |
to_roman rem(n,1000), string <> stringify(trunc(n/1000), "M") | |
end | |
defp to_roman(n, string) when n >= 100 do |
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# CheckedAttributes Challenge | |
module CheckedAttributes | |
class ValidationError < StandardError; end | |
def self.included(base) | |
base.extend(self) | |
end | |
def attr_checked attribute, &block | |
attr_reader attribute |
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// Shorthand for $(document).ready(); | |
$(function(){ | |
// Your code goes here... | |
$("#previous_frame").click(function(){ | |
var lastFrame = $('.frames li:last-child'); | |
$('.frames').prepend(lastFrame); | |
lastFrame.css({left:'-33%'}); | |
}); | |
$("#next_frame").click(function(){ |
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// shorthand for $(document).ready(); | |
$(function(){ | |
$('form').submit(function(event) { | |
var prevent = false | |
var valid_email = /\b[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,4}\b/; | |
if (!(valid_email.test($('form input')[0].value))) { | |
prevent = true; | |
$('#errors').append('<li>Must be a valid email address</li>'); | |
} |
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//------------------------------------------------------------------------------------------------------------------ | |
// YOUR CODE: Create your Zoo "object literal" and Animal "constructor" and "prototypes" here. | |
//------------------------------------------------------------------------------------------------------------------ | |
console.log('test') | |
function Animal(name, legs) { | |
this.name = name; | |
this.legs= legs; | |
} | |
Animal.prototype.identify = function () { | |
return 'I am a ' + this.name + ' with ' + this.legs + ' legs.' |
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<!doctype html> | |
<html> | |
<head> | |
<link rel="stylesheet" href="http://cdn.jsdelivr.net/normalize/2.1.0/normalize.css"> | |
<link rel="stylesheet" href="main.css"> | |
<link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700,800"> | |
<link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Lato:100,900"> | |
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/3.0.2/css/font-awesome.min.css"> | |
</head> |