piyonishi

def escape_html(self, var):
    meta_chars = {
        '"': '"',
        '\'': ''',
        '&': '&',
        '<': '&lt;',
        '>': '&gt;',
    }
    escaped_var = ""
    for i in var:

piyonishi

import pymongo, re

regx = re.compile("^foo",re.IGNORECASE)
db.users.find({"name": regx})

piyonishi

form datetime import datetime

date = '2013-05-20 16:31:59.199579'
strptime = datetime.strptime(date, '%Y-%m-%d %H:%M:%S.%f')
strftime = strptime.strftime('%B %d, %Y')

piyonishi

# jinjaでenumerate()
<ul>
{%- for item in items %}
    # loop.indexだと1から始まる
    <li>{{ item }} - {{ loop.index0 }}</li>
{%- endfor %}
</ul>

piyonishi

# インデックスつきループ

# listの場合enumerateを使う
sample_list = ['i', 'ro', 'ha', 'ni', 'ho', 'he', 'to']
for i, v in enumerate(sample_list):
    print(i, v)

# dictionaryで3.xの場合itemsを使う
# iteritemsは廃止
sample_dictionary = {0:'i', 1:'ro', 2:'ha', 3:'ni', 4:'ho', 5:'he', 6:'to'}

piyonishi

var str = 'iPhone';
str.replace(/(iPhone)/g); // 括弧でくくった部分が格納される

console.log(RegExp.$1);

piyonishi

import markdown
md = markdown.Markdown(extensions=['codehilite'])
sample = """
sample text

    :::python
    import sys
    def sample():
        print 'sample'
"""

piyonishi

# Pythonっぽい書き方

a = '1,2,3,4,5,'

# その1
p1 = [item for item in a.split(',') if not item == '']
print(p1)
#['1', '2', '3', '4', '5']

# その2

piyonishi

Array.prototype.distinct = function() {
   var u = {}, a = [];
   for(var i = 0, l = this.length; i < l; ++i){
      if(u.hasOwnProperty(this[i])) {
         continue;
      }
      a.push(this[i]);
      u[this[i]] = 1;
   }
   return a;

piyonishi

import sys

argvs = sys.argv
print(argvs)

# ターミナルで以下のように打つと
#python comand-line.py あ a 1

# 以下の内容が返ってくる
#['comand-line.py', 'あ', 'a', '1']