theho

'use strict';

/**
 * This module monitors angularFire's authentication and performs actions based on authentication state.
 * directives/directive.ngcloakauth.js depends on this file
 *
 * Modify ng-cloak to hide content until FirebaseSimpleLogin resolves. Also
 * provides ng-show-auth methods for displaying content only when certain login
 * states are active.
 *

theho

# turn dict into an object that allows access to nested keys via dot notation
# from http://stackoverflow.com/questions/3797957/python-easily-access-deeply-nested-dict-get-and-set
# made three modifications:
#   --added `get()` method
#   --added `if not dict.__contains__...` to `__contains__()`
#   --can now accept None as key
# JHO:
#   --updated prints and Exceptions to be python3 friendly
# https://gist.github.com/einnocent/8854896
class dotdictify(dict):

theho

/**
 * Responsive mixin. The media breakpoints are as defined
 * in the twitter bootstrap framework:
 *
 * - phone
 * - tablet-portrait
 * - tablet-landscape-desktop
 * - large-desktop
 *
 * Additional parameters for tagetting retina and non-retina

theho

// Add percentage of white to a color
@function tint($color, $percent){
  @return mix(white, $color, $percent);
}

// Add percentage of black to a color
@function shade($color, $percent){
  @return mix(black, $color, $percent);
}

theho

# Original file https://github.com/jimmyho/satellizer/blob/master/examples/server/python/app.py

from sqlalchemy.ext.hybrid import hybrid_property

class User(db.Model):
    _password = db.Column('password', db.String(120))
    
    # ... etc ...
    
    @hybrid_property

theho

# app is flask app object
class FlaskAppFormatter(logging.Formatter):
    def format(self, record):
        if record.pathname and record.pathname.startswith(app.root_path):
            record.pathname = record.pathname.lstrip(app.root_path)

        return super(FlaskAppFormatter, self).format(record)

theho

# Inspired by $q/Q in javascript to chain methods
class Q:
    def __init__(self, d):
        self.d = d
        self.error = None

    def then(self, fn):
        if not self.error:
            try:

theho

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

• Introduce Gizzard of Twitter - 트위터의 새로운 분산 관리 라이브러리 Gizzard를 소개합니다.
• The Architecture Twitter Uses to Deal with 150M Active Users, 300K QPS, a 22 MB/S Firehose, and Send Tweets in Under 5 Seconds
• Scaling Twitter: Making Twitter 10000 Percent Faster

theho

"""
Single Node Cassandra/Spark using pySpark

"""
import os
import sys

SPARK_HOME = "/Users/jimmy/dev/spark"

os.environ['SPARK_HOME'] = SPARK_HOME

theho

from cassandra.cluster import Cluster
from cassandra.auth import PlainTextAuthProvider

#
auth_provider = PlainTextAuthProvider(
    username='jimmy', password='??????')

cluster = Cluster(contact_points=['dse1'], auth_provider=auth_provider)
session = cluster.connect()
#