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/* Protect the networkDefinitions object so that it is not mutable */ | |
const networkDefinitions = { | |
gmb: { | |
name: 'Google My Business' | |
}, | |
bbb: { | |
name: 'Better Business Bureau' | |
} | |
}; |
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// Create a function to test if these sudoku puzzles are correct | |
// correct | |
[ | |
[1,2,3,4,5,6,7,8,9],[4,5,6,7,8,9,1,2,3],[7,8,9,1,2,3,4,5,6], | |
[2,3,4,5,6,7,8,9,1],[5,6,7,8,9,1,2,3,4],[8,9,1,2,3,4,5,6,7], | |
[3,4,5,6,7,8,9,1,2],[6,7,8,9,1,2,3,4,5],[9,1,2,3,4,5,6,7,8] | |
], | |
// incorrect, 5 twice in block 5 |
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// Three characters, Barbarian, Archer, and Wizard | |
// They all can attack, heal, defend (echo/print/etc.. the method name) | |
// Barbarian has the ability to charge | |
// Archer has the ability to shoot arrows | |
// Wizard has the ability to cast magic | |
// Each character starts with 100 health, 10 strength, 10 magic, 10 speed | |
// Barbarians will have extra strength of 20 | |
// Archer will have extra speed of 20 | |
// Wizard will have extra magic of 20 |
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// Write a function that takes a string as an argument and returns the number of vowels (a, e, i, o, u) it contains. | |
// Example: foo('Hello World'); => 3 |
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@s3 = Aws::S3::Client.new( | |
access_key_id: ENV['AWS_ACCESS_KEY_ID'], | |
secret_access_key: ENV['AWS_SECRET_ACCESS_KEY'] | |
) | |
@bucket = ENV['S3_BUCKET_NAME'] | |
def get_objects(continuation_token = nil, last_key = nil) | |
options = { bucket: @bucket, prefix: 'images/uploads/' } | |
options.merge!(continuation_token: continuation_token) if continuation_token |
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module Crypto | |
module AES128 | |
class << self | |
def encrypt(data) | |
aes = OpenSSL::Cipher.new('AES-128-CBC') | |
aes.encrypt | |
aes.key = Digest::MD5.digest(ENV['SECRET_KEY']) | |
crypt = aes.update(data) + aes.final | |
Base64.urlsafe_encode64(crypt) | |
end |
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def solve_problem | |
numbs = Array(1..999) | |
mults_of_3 = [] | |
mults_of_5 = [] | |
all_mults = [] | |
the_answer = 0 | |
numbs.each do |number| | |
if number % 3 == 0 | |
mults_of_3 << number | |
end |
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# http://osherove.com/tdd-kata-1/ | |
class StringCalculator | |
def add(string) | |
# Default delimiters to split string | |
delims = %w(, \n) | |
# If string begins with "//[delimiter]\n" include delimiter to array of delimiters | |
if string.match(/^\/\/.+/) | |
match, string = string.split('\n', 2) |
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# http://www.codewars.com/kata/54eb33e5bc1a25440d000891/train/ruby | |
def decompose(n, area = n**2, squares = "", results = []) | |
if area == 0 | |
results << squares.strip.split(' ').map(&:to_i) | |
elsif | |
x = Math.sqrt(area).floor | |
x -= 1 while x >= n | |
x.downto(1) do |i| |
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# The first 12 digits of pi are 314159265358. We can make these digits into an expression evaluating to 27182 (first 5 digits of e) as follows: | |
# 3141 * 5 / 9 * 26 / 5 * 3 - 5 * 8 = 27182 | |
# or | |
# 3 + 1 - 415 * 92 + 65358 = 27182 | |
# Notice that the order of the input digits is not changed. Operators (+,-,/, or *) are simply inserted to create the expression. | |
# Write a function to take a list of numbers and a target, and return all the ways that those numbers can be formed into expressions evaluating to the target. Do not use the eval function in Python, Ruby or JavaScript |