darjeeling

Backend Architectures

Twitter

ror, scala, jetty, erlang, thrift, mongrel, comet server, my-sql, memchached, varnish, kestrel(mq), starling, gizzard, cassandra, hadoop, vertica, munin, nagios, awstats

• Scaling Twitter: Making Twitter 10000 Percent Faster
• Scaling Twitter
• Blaine Cook on Scaling Twitter - YouTube

darjeeling

The Case For Go

• pool.ntp.org DNS server in Go
• Juju at Canonical
• Go at bitly
• NSQ: realtime distributed message processing at scale
• CloudFlare blows hole in laws of Web physics with Go and Railgun
• Go as an alternative to Node.js for Very Fast Servers
• Why I Like Go

darjeeling

Python Korea Facebook Group 에서 offline 미팅을 하고자합니다.

대략적으로 다음과 같은 순서로 하고자합니다. 

* 자기소개
* Hyun-woo Park 님의 """SmartStudy 에서 장고 활용예"""
* Yeaji Shin 님의 """여성은 이렇게 코딩한다"""
* Hong Minhee 님의 """이거 쓰세요"""
* OST ( 그룹별로 모여서 농담 ) 

darjeeling

python -mwand.version --verbose
Wand 0.3.0
ImageMagick 6.6.9-7 2012-08-17 Q16 http://www.imagemagick.org


dj@djbhome:~/wand/wand$ python setup.py build
running build
running build_py
creating build
creating build/lib.linux-x86_64-2.7

darjeeling

class Post(models.Model):
    contents = models.TextField()
    create_time = models.DateTimeField(auto_now_add=True)
    writer = models.ForeignKey(User)
    author = models.CharField(max_length=100, null=True)
    has_attachments = models.BooleanField(default=False)
    comments_count = models.IntegerField(default=0)
    like_count = models.IntegerField(default=0)
    like_string = models.CharField(max_length=100, default='')
    is_deleted = models.BooleanField(default=False)

darjeeling

if __name__ == "__main__":
    if os.environ.has_key("PRODUCTION"):
        os.environ.setdefault("DJANGO_SETTINGS_MODULE", "temporary.prod_settings")
    else:
        os.environ.setdefault("DJANGO_SETTINGS_MODULE", "temporary.devel_settings")

    from django.core.management import execute_from_command_line

    execute_from_command_line(sys.argv)

darjeeling

import os

if os.environ.has_key("PRODUCTION"):
    DATABASES = {
        'default': {
            'ENGINE': 'django.db.backends.', # Add 'postgresql_psycopg2', 'mysql', 'sqlite3' or 'oracle'.
            'NAME': '',                      # Or path to database file if using sqlite3.
            'USER': '',                      # Not used with sqlite3.
            'PASSWORD': '',                  # Not used with sqlite3.
            'HOST': '',                      # Set to empty string for localhost. Not used with sqlite3.

darjeeling

""":mod:`hstore` --- Using PostgreSQL hstore with SQLAlchemy
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

.. note::

   I released it under Public Domain.  Feel free to use!

It provides :class:`Hstore` type which makes you to store Python
dictionaries into hstore columns in PostgreSQL.  For example::