duytai

interface Node {
  _id: ID!
}

type User implements Node {
  _id: ID!
  name: String
}

type Book implements Node {

duytai

type Query {
  me: User
  node(_id: ID!): Node
  nodes(_ids: [ID!]!): [Node]!
}

type User implements Node {
  id: ID!
  name: String
  books(first: Int, last: Int, before: String, after: String): BookConnection

duytai

type CreateBookPayload {
  book: Book
}

type CreateMusicPayload {
  music: Music
}

input CreateBookInput {
  _id: ID!

duytai

type Book implements Node {
  _id: ID!
  name: String
  authors: [User]
  pages(first: Int, last: Int, before: String, after: String): PageConnection
}

duytai

// graphql definition for User
type User implements Node {
  _id: ID
  name: String
  friends: [User] 
}
// implement
import { Users} from '/imports/models'
class Node {
  constructor(node) {

duytai

{
   "PT":1,
   "TN":1,
   "epsilon":1,
   "ALPHA":1,
   "BETA":1,
   "GAMMA":1,
   // apps property contains a list of applications. In this scenario, there is only one application
   "apps":[
      // appIndex = 0

duytai

1 - Get an Ubuntu machine up and running (make sure ports 11011 and 4000 are open)

2 - Install docker + docker-compose (full_install_docker_compose.sh)

3 - Get a docker-compose.yml with mongodb, kadira-ui, kadira-engine and kadira-rma (docker-compose.yml)

3 - Run "sudo docker-compose up" (-d if you want it running on background)

4 - Access http://machineIp:4000 and login as "admin@gmail.com" and "admin" password

5 - Create your APP, get the ID and Secret

6 - Setup kadira in your app by code or settings.json (Config)

7 - Update your app from "free" plan to "paid" to get full access at Kadira ([Update App Plan](https://gist.github.com/6uimorais/1e1de20bbbb2a04fe19fc73f88d6a25f#file-changepl

duytai

pragma solidity ^0.4.24;

contract Victim {
  // gasless send error
  function withdraw0(uint n, address addr) payable {
    require(address(addr).send(n));
  }
  // reentrancy
  function withdraw1(uint n) payable {
    msg.sender.call.value(n)();

duytai

pragma solidity ^0.4.2;

contract Attacker {
  bytes data = "";
  uint count = 0;
  address victim = 0xf1;

  function() payable {
    count ++;
    if (count < 2) {

duytai

sudo apt-get install libleveldb-dev

find ../storage/ -printf "%T@ %Tc %p\n" | sort | head -100 | awk '{print $7}' | xargs cp -t .