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var observer = { | |
addSubscriber: function(callback) { | |
this.subscribers[this.subscribers.length] = callback; | |
}, | |
removeSubscriber: function(callback) { | |
for (var i = 0; i < this.subscribers.length; i++) { | |
if (this.subscribers[i] === callback) { | |
delete (this.subscribers[i]); | |
} |
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// From the book - Javascript: The Good Parts. | |
// Differential Inheritance | |
var myMammal = { | |
name: 'Herb the Mammal', | |
getName: function() { | |
return this.name; | |
}, | |
says: function() { | |
return this.saying || ''; |
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class GivesCreditToPreferredCustomers | |
LOOK_BACK_PERIOD = 3 | |
def self.for_large_orders(sales_amount, added_credit) | |
# the has_large_purchases scope now takes two arguments | |
preferred_customers = Customer.has_large_purchases(sales_amount, LOOK_BACK_PERIOD) | |
preferred_customers.each do |customer| | |
customer.add_credit added_credit | |
end | |
end | |
end |
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... | |
[merge] | |
summary = true | |
tool = p4 | |
[mergetool "p4"] | |
cmd = /Applications/p4merge.app/Contents/Resources/launchp4merge "$PWD/$BASE" "$PWD/$LOCAL" "$PWD/$REMOTE" "$PWD/$MERGED" | |
keepBackup = false | |
trustExitCode = false | |
[mergetool] | |
keepBackup = false |
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class App.ScoreBoard | |
permutations = | |
[['A_1', 'B_1', 'C_1'], | |
['A_2', 'B_2', 'C_2'], | |
['A_3', 'B_3', 'C_3'], | |
['A_1', 'A_2', 'A_3'], | |
['B_1', 'B_2', 'B_3'], | |
['C_1', 'C_2', 'C_3'], |
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require 'ostruct' | |
module SortWithOther | |
def <=>(other) | |
if self.send(sort_field).downcase == "Other".downcase | |
1 | |
elsif other.send(sort_field).downcase == "Other".downcase | |
-1 | |
else | |
self.send(sort_field) <=> other.send(sort_field) |
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class StringCalculator | |
calculate: (input) -> | |
@validateArgument(input) | |
result = 0 | |
result += parseInt(splitValue) for splitValue in @splitValues(input) | |
result | |
validateArgument: (input) -> |
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class TracksController < ApplicationController | |
def index | |
signed_in_user | |
end | |
def new | |
@track = Track.new | |
end | |
def create |
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module ApplicationHelper | |
def error_publisher(model) | |
# Thanks Joe! | |
return unless model.errors.any? | |
item_errors = '' | |
model.errors.full_messages.each do |e| | |
item_errors += "<li>#{e}</li>" | |
end |
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/* | |
function Calculator() { | |
this.add = function(input) { | |
var result = 0; | |
for(i = 0; i<input.length; ++i) { | |
result += input[i]; | |
} | |
return result; | |
} |