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def self.parse(string) | |
commands = string.split("\n") | |
rover = new(*commands.delete_at(0).split(' ')) | |
output = '' | |
commands.each_slice(2) do |deploy_coords, instructions| | |
rover.deploy(*deploy_coords.split(' ')) | |
output << rover.process(instructions) + "\n" | |
end | |
output | |
end |
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def process(commands) | |
commands.each_char do |character| | |
case character | |
when 'L' then turn_left | |
when 'R' then turn_right | |
when 'M' then move_forward | |
end | |
end | |
[@x, @y, @face].join(' ') |
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case @face | |
when 'N' | |
@y += 1 | |
when 'S' | |
@y -= 1 | |
when 'E' | |
@x += 1 | |
when 'W' | |
@x -= 1 | |
end |
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def face_to(operator, step) | |
idx = DIRECTIONS.index(@face).method(operator).call(step) % 4 | |
@face = DIRECTIONS[idx] | |
end |
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class RoverProblem | |
DIRECTIONS = %w(N E S W).freeze | |
attr_reader :face, :x, :y | |
def initialize(max_x, max_y) | |
@x = 0 | |
@y = 0 | |
@max_x = max_x.to_i | |
@max_y = max_y.to_i | |
end | |
end |
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def how_hot(topics, takes = 300) | |
results = topics.map do |topic| | |
tweets = @client.search(topic, result_type: 'recent').take(takes) | |
next [topic, 0, 0] if tweets.empty? | |
[topic, (tweets.length / (tweets.first.created_at - tweets.last.created_at) * 60), tweets.length] | |
end | |
results.sort_by {|result| result[1] } | |
end |
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def popularity(string) | |
tweets = @client.search(string, result_type: 'recent').take(1_000) | |
tweets.length / (tweets.first.created_at - tweets.last.created_at) * 60 | |
end |
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client.search("to:justinbieber marry me", result_type: "recent").take(3).each do |tweet| | |
puts tweet.text | |
end |
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SCHEDULER.every '5s' do | |
stats = Requests::Wordpress.new.stats | |
send_event( | |
'page_views', | |
current: stats['visitors_today'], | |
last: stats['visitors_yesterday'] | |
) | |
stars = Requests::Github.new('https://github.com/sparklemotion/nokogiri').stars_count | |
send_event('stars_count', current: stars) |
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require_relative 'request' | |
require 'nokogiri' | |
module Requests | |
class Github < Request | |
def initialize(url) | |
super(url) | |
chrome! | |
end |
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