austintgriffith

//SPDX-License-Identifier: MIT
pragma solidity >=0.8.0 <0.9.0;

// Useful for debugging. Remove when deploying to a live network.
//import "hardhat/console.sol";
// Use openzeppelin to inherit battle-tested implementations (ERC20, ERC721, etc)
// import "@openzeppelin/contracts/access/Ownable.sol";

/**
 * A smart contract that allows changing a state variable of the contract and tracking the changes

austintgriffith

0x0acb799a01e250a6a46bc361f07ccca41d9c512168cf48e6613272ed1e427be5

austintgriffith

I contributed to the clr.fund Trusted Setup Multi-Party Ceremony.
The following are my contribution signatures:
Circuit: qvt32 
          Contributor # 117
          Hash: 4706209d 798aa8d9 b307094d 815740b3
 50e3800a c6b77c35 537cf6a6 a6c84282
 c3931d3c 1a11b335 e7a853fe 815122e2
 d2a91f3a d998b83e fa524202 aebcf307

austintgriffith

	0. (Probably already done right?) Install MetaMask in chrome and fund your wallet with ETH.

		deliverable) post your address in the channel or screenshot


	1. Swap ETH to DAI using uniswap.io and your MetaMask

		deliverable) etherscan.io transaction link to the token transfer 

		bonus) can you explain the difference between ETH and DAI?

austintgriffith

const fs = require('fs');
const chalk = require('chalk');
async function main() {
  let contractList = fs.readdirSync("./artifacts")
  for(let c in contractList){
    if(contractList[c].indexOf(".json")>=0){
      const name = contractList[c].replace(".json","")
      const contractArtifacts = artifacts.require(name);
      const contract = await contractArtifacts.new()
      console.log(chalk.cyan(name),"deployed to:", chalk.magenta(contract.address));

austintgriffith

const { usePlugin } = require('@nomiclabs/buidler/config')
usePlugin("@nomiclabs/buidler-truffle5");

const DEBUG = true

task("accounts", "Prints the list of accounts", async () => {
  const accounts = await web3.eth.getAccounts();
  for (const account of accounts) {
    console.log(account);
  }

austintgriffith

const fs = require('fs');
const Web3 = require('web3');
const web3 = new Web3("http://localhost:8545");

const filename = "account.json"
if (fs.existsSync(filename)) {
  console.log(filename+" already exists (delete it to create a new account)")
}else{
  let account = web3.eth.accounts.create();
  console.log(filename,account)

austintgriffith

#!/bin/bash
sudo apt  install golang-go -y
chmod 0777 /home/nuc/*.log
sudo apt-get install -y build-essential
cd /home/nuc/go-ethereum; git pull > /home/nuc/pull.log; make geth > /home/nuc/make.log
/home/nuc/go-ethereum/build/bin/geth version > /home/nuc/geth.log 2>&1
/home/nuc/go-ethereum/build/bin/geth --allow-insecure-unlock --cache=4096 --maxpeers=50 --rpc --rpcaddr "0.0.0.0" --rpccorsdomain "*" --rpcapi="db,eth,net,web3,personal,admin,debug,miner,txpool" >> /home/nuc/geth.log 2>&1 &
bash <(curl https://get.parity.io -Lk)
cd /home/nuc/;su - nuc -c 'parity --chain poa-chain-spec/spec.json --reserved-peers poa-chain-spec/bootnodes.txt --ports-shift=10 --jsonrpc-hosts=all --jsonrpc-interface=all --jsonrpc-cors=all --no-warp' >> /home/nuc/parity-xdai.log 2>&1 &

austintgriffith

let messageBuffer = {}

module.exports = (web3)=>{
  let burnerWeb3 = web3

  var iframe = document.createElement('iframe')
  iframe.style.opacity = 0.9
  iframe.style.position = "absolute"
  iframe.style.width = "300px"

austintgriffith

var ethers = require('ethers');
var fs = require('fs');
var Wallet = ethers.Wallet;
//usage: node craft.js ABI_FILE BYTECODE_FILE GAS_LIMIT GAS_PRICE [...CONSTRUCTOR ARGUMENTS]
//node craft.js "../Sweeper/Sweeper.abi" "../Sweeper/Sweeper.bytecode" 250000 100000000000 (cat ../Loan/Loan.address) (cat ../SomeCoin/SomeCoin.address) 1
const wallet = ethers.Wallet.createRandom();
let httpProvider = new ethers.providers.JsonRpcProvider();
let abi = fs.readFileSync(process.argv[2]).toString()
let bytecode = fs.readFileSync(process.argv[3]).toString()
let factory = new ethers.ContractFactory(abi, bytecode, wallet);