alexhanh

ENV["RAILS_ENV"] ||= "development"
require File.expand_path('../config/environment', __FILE__)

rewards = {
  1000 => 1,
  100 => 5,
  50 => 10,
  20 => 50
}

alexhanh

require 'haversine'
require 'json'
require 'time'
require 'date'

data = JSON.parse(File.read('LocationHistory.json'))

jyvaskyla = [62.244747, 25.7472184]
away_days = {}

alexhanh

File.open('foo.rb', 'w') do |file| 
  file.write(%{
    class Foo
      def initialize
      end

      def bar
        1
      end
    end

alexhanh

// Simple cache buster that revisions src files with hash and replaces the new filepaths in index.html
  grunt.registerMultiTask('cachebuster', function() {
    var indexSrc = grunt.file.read(".tmp/index.html");

    this.filesSrc.forEach(function(file) {
      var src = grunt.file.read(file);
      var hash = crypto.createHash('md5').update(src).digest("hex");
      var ext = path.extname(file);
      var basename = path.basename(file, ext);

alexhanh

grunt.loadNpmTasks('grunt-contrib'); // Loads all grunt-contrib-* tasks, including the cssmin

alexhanh

class Base < ActiveRecord::Base
  def self.select_all(array)
    sql = self.send(:sanitize_sql_array, array)
    connection.select_all(sql)
  end
end

alexhanh

irb(main):021:0> Stream.first.tags
  Stream Load (2.3ms)  SELECT "streams".* FROM "streams" LIMIT 1
  Tag Load (1.6ms)  SELECT "tags".* FROM "tags" INNER JOIN "taggings" ON "tags"."id" = "taggings"."tag_id" WHERE "taggings"."stream_id" = 818
=> [#<Tag id: 1, name: "korean">]

irb(main):022:0> Stream.includes(:tags).first.tags
  Stream Load (1.9ms)  SELECT "streams".* FROM "streams" LIMIT 1
  Tagging Load (0.5ms)  SELECT "taggings".* FROM "taggings" WHERE "taggings"."stream_id" IN (818)
  Tag Load (0.4ms)  SELECT "tags".* FROM "tags" WHERE "tags"."id" IN (1)
=> [#<Tag id: 1, name: "korean">]

alexhanh

def better_fetch
  data = {}
  io = nil
  
  begin
    io = open(...)
  rescue OpenURI::HTTPError => e
    # Handle interesting http errors
  rescue Timeout::Error, StandardError
    # It was most likely a Net/Socket error we are not interested in, so just fail.

alexhanh

def fetch
  data = {}
  begin
    io = open(URI.encode(@baseurl))
    doc = Nokogiri::HTML(io)
    io.close!
    # ... process doc ...
  end
  rescue Errno::ETIMEDOUT
    return nil

alexhanh

#!/bin/bash
while [ 1=1 ]
do
    echo $(sysbench --test=cpu --max-time=2 run | egrep "events") -- $(date + %H:%M:%S)
done