ksomemo

#!/bin/sh

wget http://sourceforge.net/projects/zsh/files/zsh/5.0.0/zsh-5.0.0.tar.gz/download
tar zxvf zsh-5.0.0.tar.gz
cd zsh-5.0.0
./configure
make
sudo make install

chsh -s `which zsh`

ksomemo

-server
-Xms128m
-Xmx512m
-XX:MaxPermSize=250m
-XX:ReservedCodeCacheSize=64m
-ea
-Dsun.io.useCanonCaches=false
-Djava.net.preferIPv4Stack=true
-XX:+UseCodeCacheFlushing
-XX:+UseConcMarkSweepGC

ksomemo

MongoDBまとめ

##概要

• インメモリ
• クラスタ構成
• スキーマフリー
• ドキュメント指向
• レプリケーション
• シャーディング

ksomemo

<?php
class SimpleClass
{
    public $str = 'a';
    public $int = 1;
    public $float = 1.0;
    public $ary = array();
    public $clsSame = null;
    public $clsOther = null;
    public $func = null;

ksomemo

>>> def side_effects_kwarg(kwarg = []):
...     kwarg.append(1)
...     return kwarg
...     
>>> side_effects_kwarg()
Out[9]: [1]
>>> side_effects_kwarg()
Out[10]: [1, 1]
>>> side_effects_kwarg([])
Out[11]: [1]

ksomemo

>>> def my_merge(l1, l2):
    print 'merge start', l1, l2
    merge_list = []
    while len(l1) > 0 and len(l2) > 0:
        if l1[0] <= l2[0]:
            merge_list.append(l1.pop(0))
        else:
            merge_list.append(l2.pop(0))
    if len(l1) == 0:
        merge_list += l2

ksomemo

import time

range_end = 1000000
search_val = range_end - 1
my_list = range(1, range_end)
my_set = set(my_list)
my_dict = dict.fromkeys(my_list)


def test_list():

ksomemo

# % ruby -v       
# ruby 2.0.0p0 (2013-02-24 revision 39474) [x86_64-darwin12.3.0]

def func(x:[1])
  x << 1
  p x
end

func(x:[2]) # => [2, 1]
func()      # => [1,1]

ksomemo

<?php
$ary = range(1, 100000);

reset($ary);
echo "array create end\n";

echo memory_get_usage() .PHP_EOL;
echo "while start\n";
while (list($key, $value) = each($ary)) {
  if ($key === 0) echo memory_get_usage() .PHP_EOL;

ksomemo

import random

def my_selection_sort(nums):
    l = len(nums)
    for i in range(l):
        min_idx = i
        for j in range(i, l):
            if (nums[min_idx] > nums[j]):
                min_idx = j
        nums[i], nums[min_idx] = nums[min_idx], nums[i]