ixtgorilla

Catalyst command options

$ catalyst --help

Catalyst "run" command options

ixtgorilla

// Aggregating Consts Object
function Settings() {
  
  // defined col datas
  this.COL_TW_ID_NUM = 1;
  this.COL_TW_URL_NUM = 2;
  this.COL_TW_FOLLOWER_NUM = 3;

  // defined start row numbers 
  this.START_ROW_NUM = 2;

ixtgorilla

原典

Smart Contracts 1994 by Nick Szabo http://www.fon.hum.uva.nl/rob/Courses/InformationInSpeech/CDROM/Literature/LOTwinterschool2006/szabo.best.vwh.net/smart.contracts.html

以下読解メモ

• ぱっと見ポエムだが、windows95が存在していない時代に書かれたエッセイであることに留意。
• 「マシンで実行する何か」を契約として捉え、加えて、暗号学などの分野を経済や法など現実社会に落とし込めないかという思考実験をしている

ixtgorilla

  module Requestor
    module Https
      # Net::HTTP for Get Wrapper
      #
      # @param  [String] url
      # @return [Net]
      def self.execute(url, attributes = {})
        uri = URI.parse(url)
        https = Net::HTTP.new(uri.host, uri.port)
        https.use_ssl = true

ixtgorilla

Ethereum Studies

1.Setup enviroments

ハンズオンでも使えることを想定、また今後の開発のスムーズさを想定してDockerベースのprivateネットワークでやる

truffle containers

ixtgorilla

/// @title IERC1400 Security Token Standard
/// @dev See https://github.com/SecurityTokenStandard/EIP-Spec

interface IERC1400 is IERC20 {

  // Document Management
  function getDocument(bytes32 _name) external view returns (string, bytes32);
  function setDocument(bytes32 _name, string _uri, bytes32 _documentHash) external;

  // Token Information

ixtgorilla

version: "3"
services:
  geth-bootnode:
    hostname: geth-bootnode
    environment: 
      - nodekeyhex=08f0e1dee5c1b4645f3331a566009e41a4514b6cd28656d63d0449ecf812812b #Needs to be fix, so that the miners know the resulting enode id
    build:
      context: ./bootnode
    ports: 
      - 30301:30301/udp

ixtgorilla

[parity]
mode = "last"
mode_timeout = 300
mode_alarm = 3600
auto_update = "critical"
release_track = "current"
public_node = false
no_download = false
no_consensus = false
no_persistent_txqueue = false

ixtgorilla

/*
    This file is part of web3.js.
    web3.js is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
    web3.js is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

ixtgorilla

import Web3 from 'web3'
import Window from './window'

// Singletone Class
class Web3Factory {
  public web3: Web3
  private static _instance: Web3Factory

  // Private Constructor
  private constructor(window: Window) {