dmitriy-kiriyenko

package dim.mars.rovers;

import java.io.BufferedReader;
import java.io.FileReader;

public class MarsRovers {
    static final String dirs = "NESW";
    static final int[][] dirShifts = { { 0, 1 }, { 1, 0 }, { 0, -1 }, { -1, 0 } };
    static final int dirCount = dirs.length();
    static int xMin = 0, yMin = 0, xMax, yMax;

dmitriy-kiriyenko

class ActiveRecord::Base
  class << self
    [:conditions, :order, :group, :having, :limit, :offset, :joins, :include, :select, :from, :readonly, :lock].each do |m|
      send(:define_method, m) do |arg|
        scoped(m => arg)
      end
    end

    alias_method :where, :conditions
    alias_method :start, :offset

dmitriy-kiriyenko

apt-get install xvfb
apt-get install firefox

dmitriy-kiriyenko

git log --format="%an" | sort | uniq -c | sort -nr

dmitriy-kiriyenko

class PaypalRecurringGateway < ActiveMerchant::Billing::PaypalGateway
  NS2 = 'n2:'
  self.default_currency = 'USD'

  def create_recurring(money, credit_card, options = {})
    request = create_recurring_request(money, credit_card, options)
    commit("CreateRecurringPaymentsProfile", request)
  end

  def update_recurring(money, profile_id, options = {})

dmitriy-kiriyenko

class Rover

  MOVE = {
    'N' => lambda{ |position| position[:y] += 1 },
    'E' => lambda{ |position| position[:x] += 1 },
    'S' => lambda{ |position| position[:y] -= 1 },
    'W' => lambda{ |position| position[:x] -= 1 }
  }.freeze

  ROTATE = {

dmitriy-kiriyenko

source :rubygems

gem 'rails', '3.0.9'
gem 'mysql2', '0.2.10'
gem 'devise'
gem 'devise_invitable'
gem 'validation_reflection'
gem 'paperclip'
gem 'sass'
gem 'activemerchant', :require => 'active_merchant'

dmitriy-kiriyenko

Date.today = function() {
  return (new Date()).beginningOfDay();
}

Date.prototype.beginningOfDay = function() {
  var result = new Date(this);
  result.setHours(0);
  result.setMinutes(0);
  result.setSeconds(0);
  result.setMilliseconds(0);

dmitriy-kiriyenko

sudo rm -rf /usr/local/mysql*
sudo rm -rf /Library/StartupItems/MySQLCOM
sudo rm -rf /Library/PreferencePanes/My*
sudo rm -rf /Library/Receipts/mysql*
sudo rm -rf /Library/Receipts/MySQL*
sudo rm -rf /var/db/receipts/com.mysql.*
sudo rm /etc/my.cnf
sudo vi /etc/hostconfig and delete string MYSQLCOM=-YES-

Download from http://dev.mysql.com/downloads/mysql/5.1.html#downloads

dmitriy-kiriyenko

# put the file into spec/support
shared_examples_for "ActiveModel" do
  include ActiveModel::Lint::Tests

  # to_s is to support ruby-1.9
  ActiveModel::Lint::Tests.public_instance_methods.map{|m| m.to_s}.grep(/^test/).each do |m|
    example m.gsub('_',' ') do
      send m
    end
  end