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Getting started javascript web3js

Listening to new transactions happening on the blockchain

A common use case of JavaScript programming with Ethereum is to listen to new blocks mined on the blockchain and looking at the content of the blocks for getting specific informations. This task is often used for example if you’d like to store all the blockhain data in a database or if you’d like to […]

Categories
Getting started javascript web3js

Setup web3js to use the Ethereum blockchain in Javascript

In this tutorial, we’ll see how to get started with Web3JS to interact with the Ethereum blockchain. Web3js can be used both in frontends and backends to read data from the blockchain or make transactions and even deploy smart contracts. The first step is to include web3js in your project. To use it in a […]