prdn

​
import java.util.Date;
​
import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
​
import com.squareup.okhttp.MediaType;
import com.squareup.okhttp.OkHttpClient;
import com.squareup.okhttp.Request;
import com.squareup.okhttp.RequestBody;

prdn

/*USAGE:
npm install ws lodash async moment crc-32
mkdir logs
node bfx_test_book.js BTCUSD
*/

const WS = require('ws')
const _ = require('lodash')
const async = require('async')
const fs = require('fs')

prdn

/*USAGE:
npm install ws lodash async moment crc-32
mkdir logs
node bfx_test_book.js BTCUSD
*/

const WS = require('ws')
const _ = require('lodash')
const async = require('async')
const fs = require('fs')

prdn

const dgram = require('dgram')
const UInt64BE = require('int64-buffer').Uint64BE
const BN = require('bignumber.js')
const _ = require('lodash')
const process = require('process')

const PORT = 30000
const MULTICAST_ADDR = '233.255.255.255'

const nBN = v => {

prdn

/*
INSTALL DEPENDENCIES:
$ npm install request

CONFIGURE:
set `apiKey` and `apiSecret` variables

RUN:
node bfx-pulse-rest-v2-write.js
*/

prdn

/*
INSTALL DEPENDENCIES:
$ npm install request

CONFIGURE:
set `apiKey` and `apiSecret` variables

RUN:
node bfx-pulse-rest-v2-del.js
*/

prdn

// INSTALL
// requirements: node.js interpreter
// run: npm install ws

const WebSocket = require('ws')
const crypto = require('crypto')
const fs = require('fs')

const w1_apiKey = 'API_KEY'
const w1_apiSecret = 'API_SECRET'

prdn

// INSTALL
// requirements: node.js interpreter
// run: npm install ws

// Subscribe to BTCUSD book on Bitfinex's WebSocket v2

const WS = require('ws')
const w = new WS("wss://api-pub.bitfinex.com/ws/2")

w.onmessage = function(msg) { console.log(Date.now(), msg.data) }

prdn

const fs = require('fs')
const crypto = require('crypto')
const request = require('request')

const apiKey = '...'
const apiSecret = '...'

const url = 'v2/auth/w/expo/notify'
const nonce = (Date.now() * 1000).toString()
const body = {

prdn

# frozen_string_literal: true

def http_get(url)
  HTTParty.get(url)
rescue => e
  -1
end

# takes in a string pair and timeframe in minutes to use to calculate vwap
# example vwap_bittrex("BTC-LTC", 15)