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• What do Etcd, Consul, and Zookeeper do?
  • Service Registration:
    • Host, port number, and sometimes authentication credentials, protocols, versions numbers, and/or environment details.
  • Service Discovery:
    • Ability for client application to query the central registry to learn of service location.
  • Consistent and durable general-purpose K/V store across distributed system.
    • Some solutions support this better than others.
    • Based on Paxos or some derivative (i.e. Raft) algorithm to quickly converge to a consistent state.
• Centralized locking can be based on this K/V store.

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# -*- coding: utf-8 -*-

"""Translate text using Google Translate.
Usage: tr <src lang> <dest lang> <text>
Example: tr en fr hello

Check available languages here: https://cloud.google.com/translate/docs/languages"""

import json
import urllib.parse

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# #!/usr/bin/env python2
import posixpath
import argparse
import urllib
import os

from SimpleHTTPServer import SimpleHTTPRequestHandler
from BaseHTTPServer import HTTPServer

class RootedHTTPServer(HTTPServer):

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#!/bin/bash
# update_gfwlist.sh
# Author : VincentSit
# Copyright (c) http://xuexuefeng.com

# ---Modified by d4rkb1ue drkbl.com---
# Trouble shooting 
# `sudo: ./update_gfwlist.sh: command not found`
# run `chmod +x update_gfwlist.sh`