https://www.youtube.com/watch?v=coQ5dg8wM2o&feature=youtu.be
truffle init npm init
truffle compile truffle migrate --reset
truffle console await Coin.deployed()
https://www.youtube.com/watch?v=coQ5dg8wM2o&feature=youtu.be
truffle init npm init
truffle compile truffle migrate --reset
truffle console await Coin.deployed()