Build a shared wallet Solidity smart contract. The owner of this contract can add and remove other owners and temporarily…
Solidity Samples
Solidity smart contract examples
CHI Gas Token
To encourage developers to remove unnecessary data on the blockchain the Ethereum network provides a refund for each burned element…
The amazing math of private keys
This is a must watch video. It outlines the simplicity and importance of large numbers. It puts allot of concepts…
ERC20 token Solidity smart contract
Below is a ERC20 token Solidity smart contract that allows you to create your own token on the Ethereum blockchain.…
Time lock Solidity smart contract
The time lock Solidity smart contract below demonstrates how to use the passing of time in a Solidity smart contract.…
Ethereum Test Environments
The information below details how to access the Ethereum test environments and obtain test ETH. The process to access one…
Solidity smart contract IDE and tools
Solidity smart contract IDE (Integrated Development Environments) and tools improve a developers efficiency. This page lists several popular Solidity tools…
Hotel and vending Solidity smart contract
The sample hotel and vending Solidity smart contract below allows one to rent a hotel room. It allows someone to…