simonmullaney Goto Github PK

4-byte-prefix

Given a string of bytes, Find a 4-byte prefix so that, a SHA256 hash of the prefix combined with the original string of bytes, has two last bytes as 0xca, 0xfe.

auction

ITPeople Blockchain - Art Auction Demo

eth-phishing-detect

Utility for detecting phishing domains targeting Ethereum users

ethereumdevmeetup

Ethereum Development Meetup Wednesday, March 28, 2018 - Simple IPFS file retrieval using truffle, ganache and oraclize

ethereumdevmeetup2

Decentralized Identity Application using uPort/React Truffle Box.

ethereumdevmeetup3

Setting up Ethereum private chain using Geth and Mist -Tuesday, September 18, 2018

ethernaut

The Ethernaut is a Web3/Solidity based wargame inspired on overthewire.org, played in the Ethereum Virtual Machine. Each level is a smart contract that needs to be 'hacked'.

fabric-mock-stub

Mock implementation of the fabric-shim stub for testing

fixedpricestake

Contract needs to allow anyone to set up an object with a fixed “price” that other users can then “purchase” stakes in. Once a purchase is initiated, the owner of the object receives funds, while the buyer gets stakes. The stakes are stored in the contract and are not transferable further.

friendlyflashbotspopup

Google Chrome extension to send Flashbots bundles directly from your browser

go-ethereum

Official Go implementation of the Ethereum protocol

handwritten-digit-recognition-using-compressive-sensing

hexametron

Finds tweets that are written in Dactylic Hexameter, the poetic meter of Classical Greek and Latin Epic Poetry. Then, the tweets are retweeted in a rhyming fashion to create an epic "Twitteriad". Inspired by Pentametron.

ip-blocklist

REST endpoint that should take an IP v4 encoded as a string (e.g. "127.0.0.1"), and return "true" if the IP is part of the blacklist, and "false" otherwise

liquidationbotexecutor

Solidity contract to execute on chain liquidations

naloxalocate

nodejspofw

Simple proof of work implementation in nodejs

sia

Blockchain-based marketplace for file storage

simplifieddistributedexchange

solidity-gas-improvement

uniswapexplorer