RainJayTsai

#!/usr/bin/env python3.5
import socket
import asyncio
from struct import pack, unpack


class Client(asyncio.Protocol):
    def connection_made(self, transport):
        self.transport = transport
        self.server_transport = None

RainJayTsai

#!/usr/bin/env python

from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
import StringIO
import argparse
import logging
import os
import random
import sys
import urllib2

RainJayTsai

from pymongo import MongoClient

client = MongoClient('IP')
db = client['DB']
collection_name = 'your_full_collectaion_name'

resp = db.command('collstats',collection_name)
print(resp.get('count')

RainJayTsai

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import bson
from typing import Callable, Optional
import concurrent.futures as cf

from pymongo.collection import Collection


def decode(data: bytes, callback: Callable[[list], None]):

RainJayTsai

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from aiojobs import create_scheduler


def get_scheduler_from_app(app):
    return app.AIOJOBS_SCHEDULER


def get_scheduler(request):

RainJayTsai

import asyncio
from datetime import datetime, timezone
import os

def utc_now():
    # utcnow returns a naive datetime, so we have to set the timezone manually <sigh>
    return datetime.utcnow().replace(tzinfo=timezone.utc)
  
class Terminator:
  pass

RainJayTsai

axios({
  url: 'http://localhost:5000/static/example.pdf',
  method: 'GET',
  responseType: 'blob', // important
}).then((response) => {
  const url = window.URL.createObjectURL(new Blob([response.data]));
  const link = document.createElement('a');
  link.href = url;
  link.setAttribute('download', 'file.pdf');
  document.body.appendChild(link);

RainJayTsai

// 🔥 Node 7.6 has async/await! Here is a quick run down on how async/await works

const axios = require('axios'); // promised based requests - like fetch()

function getCoffee() {
  return new Promise(resolve => {
    setTimeout(() => resolve('☕'), 2000); // it takes 2 seconds to make coffee
  });
}

RainJayTsai

// 🔥 Node 7.6 has async/await! Here is a quick run down on how async/await works

const axios = require('axios'); // promised based requests - like fetch()

function getCoffee() {
  return new Promise(resolve => {
    setTimeout(() => resolve('☕'), 2000); // it takes 2 seconds to make coffee
  });
}

RainJayTsai

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm