shekarsiri

shekarsiri

# This script will fetch the notifier data from unstructured CSV data
# and convert that into structured and store the same into MongoDB
# This converted structured data is used to visualize in charts

import pdb
import os
import csv
import pandas as pd
import numpy as np
from datetime import datetime

shekarsiri

import argparse
import sys
import tempfile
from time import time
import random
from os import listdir
from os.path import isfile, join


import pandas

shekarsiri

"""
1. Launch Kafka:
 - $KAFKA_HOME/bin/zookeeper-server-start.sh $KAFKA_HOME/config/zookeeper.properties
 - $KAFKA_HOME/bin/kafka-server-start.sh $KAFKA_HOME/config/server.properties

run via faust -A <filename> worker -l info

2. Faust library:
  faust.App.agent: - main processing actor in Faust App
"""

shekarsiri

FXCM Webinar Series

on Algorithmic Trading

Python & Historical Tick Data

Dr. Yves J. Hilpisch | The Python Quants GmbH

Online, 24. October 2017

shekarsiri

<?php
/**
 * Encrypts a string using Rijndael with a 256-bit (32 character) salt.
 *
 * @param string $text The text to encrypt.
 * @param string $key The encryption key to use.
 * @param string $iv The optional initialization vector to use.
 *
 * @return string Base64 encoded encrypted text.
 */

shekarsiri

import twitter

# initialize api instance
twitter_api = twitter.Api(consumer_key='YOUR_CONSUMER_KEY',
                        consumer_secret='YOUR_CONSUMER_SECRET',
                        access_token_key='YOUR_ACCESS_TOKEN_KEY',
                        access_token_secret='YOUR_ACCESS_TOKEN_SECRET')

# test authentication
print(twitter_api.VerifyCredentials())

shekarsiri

from functools import wraps
from flask import Flask, g, session, request, abort, jsonify
from flask_migrate import MigrateCommand, Migrate
from flask_script import Manager
from flask_sqlalchemy import SQLAlchemy


flask_app = Flask(__name__, static_folder='./static')
db = SQLAlchemy()
migrate = Migrate()

shekarsiri

static var httpClient = new HttpClient();
Future<File> _downloadFile(String url, String filename) async {
  var request = await httpClient.getUrl(Uri.parse(url));
  var response = await request.close();
  var bytes = await consolidateHttpClientResponseBytes(response);
  String dir = (await getApplicationDocumentsDirectory()).path;
  File file = new File('$dir/$filename');
  await file.writeAsBytes(bytes);
  return file;
}

shekarsiri

LEMP in Ubuntu 16.04 Server - AWS EC2/RDS

1. Pre-usage:

sudo apt-get update && sudo apt-get upgrade -y

2. Add ubuntu or the user used to sudo group: