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motolaji / marketplace.sol
Created April 6, 2022 17:08 — forked from dabit3/marketplace.sol
NFT Marketplace Smart Contract (V2)
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721URIStorage.sol";
import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "hardhat/console.sol";
contract NFTMarketplace is ERC721URIStorage {
@motolaji
motolaji / Bitcoin Core Exercise.txt
Last active February 22, 2022 17:45
Bitcoin core
"1 Compile Bitcoin Core" https://github.com/bitcoin/bitcoin
Install xcode
xcode-select --install
Install dependencies for macOS :
brew install automake berkeley-db@4 boost ccache git libevent libtool miniupnpc pkg-config python qt@5 sqlite
download the bitcoin source file by cloning the Repo with git :
git clone https://github.com/bitcoin/bitcoin.git
Enter the bitcoin repository on computer