If users install the MetaMask browser extension, you can use MetaMask's Ethereum Provider API to watch Events, which implements Node.js EventEmitter API. Ether…
If users install the MetaMask browser extension, you can use MetaMask's Ethereum Provider API to get accounts from the Ethereum blockchain. Ethereum Provider A…
Hardhat is a toolkit for local smart contracts development. The toolset comes with Hardhat Network, which is a local blockchain network simulator where you can…
EIP-721 is a specification on how Non-Fungible Token (NFT) should be implemented on Ethereum. You can use Solidity to build your own NFT that can be minted. Op…
As of writing this blog post, Ethereum uses Goerle (GTH) as the only testnet for Ethereum (old testnets are available as read-only). In order to deploy your sm…
Ethers.js allows you to watch events on Solidity that are emitted from blockchains. Prerequisite Let's say you have the SimpleAuction contract that emits Highe…