jedsada-gh

/**
 * Use: node transaction.js AMOUNT:FROMADDR:TOADDR:TOTAG 
 *  eg: node transaction.js 10:rXXXXXXX:rXXXXXX:1337
 * To be able to sign the transaction, the object 'wallets'
 * below should contain the secret key for the used from-wallet.
 */

const RippleAPI = require('ripple-lib').RippleAPI
const api       = new RippleAPI({ server: 'wss://s1.ripple.com' }) // Public rippled server
const fetch     = require('node-fetch')

jedsada-gh

const express = require('express');
const morgan = require('morgan');
const path = require('path');

const PORT = process.env.PORT || 3000;

const app = express();

app.use(
  morgan(

jedsada-gh

Basic Setup Instance AWS EC2

note for setup instance aws ec2 using Ubuntu

How to setup

before step1 you must change permission file.pem: chmod 400 file.pem

• Step1: Access instance AWS by ssh

jedsada-gh

Workshop React JS @ CMU CMAT

[ Project Name ]

• Beer Ja

[ Requirements ]

1. Manage Account

jedsada-gh

Introduction

• C-a == Ctrl-a
• M-a == Alt-a

General

:q        close
:w        write/saves
:wa[!]    write/save all windows [force]
:wq       write/save and close

jedsada-gh

pragma solidity ^0.4.16;

contract StoreHash {
    
    event NewUser(bytes32 name, address account);
    event NewIPSHHash(string hashFile, address account);
    
    address private owner;

    mapping (address => bytes32) private users;

jedsada-gh

pragma solidity ^0.4.24;

contract Calculator {
    
    modifier divideByZero(uint y) {
        require(y > 0);
        _;
    }
    
    function plus(uint8 x, uint y) public view returns (uint) {

jedsada-gh

pragma solidity ^0.4.24;

contract ArratExample {
    uint[] public items;

    constructor () public {
        items.push(1);
        items.push(2);
        items.push(3);
        items.push(4);

jedsada-gh

pragma solidity ^0.4.24;

contract HelloWorld {
    
    string public helloWorld = 'Hell World!';
}

jedsada-gh

version: 2
jobs:
  build:
    working_directory: ~/code
    docker:
      - image: circleci/android:api-27-alpha
    environment:
      JVM_OPTS: -Xmx3200m
    steps:
      - checkout