anilpai

def flatten(lst):
  '''
  Flattens a list of lists.
  '''
  r = []
    for x in lst:
       if type(x) is list:
          r.extend(x)
       else:
          r.append(x)

anilpai

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

anilpai

class Student:

    def __init__(self, first_name, last_name):
        self.first_name = first_name
        self.last_name = last_name
        
    @classmethod
    def from_string(cls, name_str):
      first_name, last_name = map(str, name_str.split(' '))
      student = cls(first_name, last_name)

anilpai

import jaydebeapi

username = ''
password = ''

conn = jaydebeapi.connect('com.qubole.jdbc.jdbc41.core.QDriver',
                          'jdbc:qubole://hive/default/db_name?endpoint=https://us.qubole.com',
                          ['', password])

if conn:

anilpai

import ldap3

class Ldap:
    """Class for LDAP related connections/operations."""

    def __init__(self, server_uri, ldap_user, ldap_pass):
        self.server = ldap3.Server(server_uri, get_info=ldap3.ALL)
        self.conn = ldap3.Connection(self.server, user=ldap_user, password=ldap_pass, auto_bind=True)

    def who_am_i(self):

anilpai

def min_hacks(d, p):
    p_list = list(p)
    can_swap = True
    curr_damage, num_of_hacks = (0,)*2

    while can_swap:
        curr_damage, shoot_damage = 0, 1
        for c in p_list:
            if c == 'S':
                curr_damage += shoot_damage

anilpai

Commit Type Emoji Initial Commit 🎉 Party Popper Version Tag 🔖 Bookmark New Feature ✨ Sparkles Bugfix 🐛 Bug Security Fix 🔒 Lock Metadata 📇 Card Index Refactoring ♻️ Black Universal Recycling Symbol Documentation 📚 Books Internationalization 🌐 Globe With Meridians

anilpai

 python3 setup.py sdist upload -r pypi

anilpai

from typing import Tuple, List
from math import log

rates = [
    [1, 0.23, 0.26, 17.41],
    [4.31, 1, 1.14, 75.01],
    [3.79, 0.88, 1, 65.93],
    [0.057, 0.013, 0.015, 1],
]

anilpai

from typing import Tuple, List
from math import log

rates = [
    [1, 0.23, 0.25, 16.43, 18.21, 4.94],
    [4.34, 1, 1.11, 71.40, 79.09, 21.44],
    [3.93, 0.90, 1, 64.52, 71.48, 19.37],
    [0.061, 0.014, 0.015, 1, 1.11, 0.30],
    [0.055, 0.013, 0.014, 0.90, 1, 0.27],
    [0.20, 0.047, 0.052, 3.33, 3.69, 1],