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// 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 { |
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"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 |