# 第四週實習日誌(9/22-9/24) --- [TOC] ###### tags: `實習日誌` `區塊鏈` ---- ## 2021.09.22(三) ---- * Ｇoal :a: * using truffle to migrate smart contract * [finish documentation](https://hackmd.io/NO1UAwKsT3-0-yP6645KTQ) * Today Finished :100: * [finish documentation](https://hackmd.io/NO1UAwKsT3-0-yP6645KTQ) blok body/merkle root/mixHash/coinbase ![](https://i.imgur.com/kHZ86sq.png =x500) * To be developing :+1: * 解決solidity [unit test問題](https://hackmd.io/tY7u-RPBSFSDLSTtrSdnRw) --- ## 2021.09.23(四) ---- * Ｇoal :a: * [finish documentation](https://hackmd.io/NO1UAwKsT3-0-yP6645KTQ) * spin up speed of setting a private ethereum node * Today Finished :100: * [finish documentation](https://hackmd.io/NO1UAwKsT3-0-yP6645KTQ) blok body/merkle root/mixHash/coinbase ![](https://i.imgur.com/kHZ86sq.png =x500) * To be developing :+1: * developing web3.js to reduce gas fee