Hero-Development / eth-wallet-prompt.js

Created September 13, 2023 17:18

Prompt to select ethereum wallet

	await this.getProvider().request({
	method: "wallet_requestPermissions",
	params: [
	{
	eth_accounts: {}
	}
	]
	});

Hero-Development / BAYC.sol

Last active August 26, 2023 19:10

Ethers, account balance from storage


	// SPDX-License-Identifier: BSD-3-Clause
	pragma solidity ^0.8.17;

	import { EnumerableMap } from "@openzeppelin/contracts/utils/structs/EnumerableMap.sol";
	import { EnumerableSet } from "@openzeppelin/contracts/utils/structs/EnumerableSet.sol";

	abstract contract ERC165 {
	// slot 0
	mapping(bytes4 => bool) private _supportedInterfaces;

Hero-Development / config-overrides.js

Created August 7, 2023 03:16

react-scripts

	const webpack = require("webpack");

	module.exports = function override(config) {
	const fallback = config.resolve.fallback \|\| {};
	Object.assign(fallback, {
	// assert: require.resolve("assert"),
	// crypto: require.resolve("crypto-browserify"),
	https: require.resolve("https-browserify"),
	os: require.resolve("os-browserify"),
	stream: require.resolve("stream-browserify"),

Hero-Development / Merkle.sol

Created March 11, 2023 17:07

Full Merkle Tree Example


	// SPDX-License-Identifier: MIT
	pragma solidity ^0.8.9;

	import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";

	contract Merkle{
	bytes32 public merkleRoot = "";

	// TODO: implement a setter

Hero-Development / FindTokens.sol

Last active February 2, 2023 19:54

FindTokens.sol


	"use strict";

	const Web3 = require("web3");


	(async () => {
	const web3 = new Web3("https://mainnet.infura.io/v3/e7b52fa01b064e1eb3b6aa231e9ca335");

	const contractAddress = "0x8661cD0C4A3fD3Dc6B31cD24B20368851749Df00";

Hero-Development / Diamond.sol

Last active February 1, 2023 15:17

Diamond.sol


	// SPDX-License-Identifier: MIT
	pragma solidity ^0.8.9;

	import "@openzeppelin/contracts/proxy/Proxy.sol";

	contract Diamond is Proxy{
	mapping(bytes4 => address) public implementations;

	function register( bytes4 selector, address impl ) external {

Hero-Development / 2_deploy_contract.js

Created December 31, 2022 19:38

Truffle Deploy script

	/*

	npx hardhat compile
	npx hardhat test

	truffle deploy --network rinkeby --contract=UntamedMatriarcks \| tee notes/UntamedMatriarcks-rinkeby.txt
	truffle run verify WGMIOwl --network rinkeby

	truffle deploy --network mainnet --contract=BitBotSociety
	truffle run verify BitBotSociety --network mainnet

Hero-Development / remove.sol

Created November 19, 2022 18:16

Solidity code to find space, octothorp, or ampersand and remove them

-  function remove(string calldata input) external pure returns(bytes memory result, uint256 resultLength){
-    //bit mask
-    bytes1 precheck = bytes1(" ");
-    uint256 needlesLength = 3;
-    bytes1[] memory needles = new bytes1[](needlesLength);
-    needles[0] = bytes1(" "); // 0010 0000, 32, 20
-    needles[1] = bytes1("#"); // 0010 0111, 35, 23
-    needles[2] = bytes1("&"); // 0010 1011, 38, 26

Hero-Development / OraclizeAPI-toString.sol

Created November 17, 2022 23:15

OraclizeAPI-toString.sol

	function toString(uint256 value) internal pure returns (string memory) {
	// Inspired by OraclizeAPI's implementation - MIT licence
	// https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

	if (value == 0) {
	return "0";
	}
	uint256 temp = value;
	uint256 digits;
	while (temp != 0) {

Hero-Development / react-downgrade.md

Last active February 8, 2025 21:55

Downgrade React 18 to version 17

NOTE: this also downgrads webpack to version 4

Step 1: downgrade React modules

npm remove react react-dom react-scripts
npm add react@^17.0.2 react-dom@^17.0.2 react-scripts@^4.0.3

Squeebo Hero-Development