vkgtaro

shout = "En Taro Tassadar!"
print shout

vkgtaro

my $outer = "outer";

if (1) {
    print $outer . "\n";
    my $inner = "inner";
}

print $inner . "\n";

__END__

vkgtaro

module MyProject
  class Wallet
    # 省略
  end
end

# 他で Wallet って名前使われても MyProject って prefix があるので競合しない
wallet = MyProject::Wallet.new
wallet.put 10000
puts wallet.get_balance # => 10000

vkgtaro

# ポケットモジュールを定義
module Pocket
  def insert_card(card)
    if @pocket
      raise "already exist in pocket"
    end

    @pocket = card
  end

vkgtaro

# 普通の class 定義
class Wallet
  def initialize
    @amount = 0
  end

  def put(money)
    @amount += money
  end

vkgtaro

import re

regexp = re.compile(r"""\A \s+ # 空白スペース                                                                           
                   hoge   # hoge に続いて                                                                               
                   \s     # 空白スペース一個挟んだあと                                                                  
                   (.*)\Z # 最後までをマッチする                                                                        
                   """, re.X|re.M|re.S)

print regexp.match("   hoge\nabc").groups() # => ('abc',)                                                               

vkgtaro

class Client(models.Model):
    class Meta:
        unique_together = (('email', 'other_field'),)

vkgtaro

# -*- coding: utf-8 -*-

from django.core.exceptions import ValidationError
from django.forms.fields import Field, CharField, IntegerField
from jcconv import *

class HiraganaFiled(CharField):
    """
    >>> h = HiraganaFiled()
    >>> 'ひらがなはんかく' == h.to_python('ヒラガナﾊﾝｶｸ')

vkgtaro

use strict;
use warnings;
use utf8;

use File::Find;
use IO::File;

File::Find::find({ wanted => \&wanted, no_chdir => 1}, '.');

sub wanted {

vkgtaro

from apps.appname.models import Receivable
from django.db.models import Sum

receivable = Receivable.objects.all()
receivable.query.group_by = ['client_id']
receivable.annotate( total_price = Sum('price') )