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Introduction to EthereumJ 1. Introduction In this article, we take a look at the EthereumJ library that allows us to interact with the Ethereum blockchain, using Java. First, let’s just briefly dive into what this technology is all about. 2. About Ethereum Ethereum is a cryptocurrency leveraging a distributed, peer-to-peer,… Continue Reading ethereumj
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Creating and Deploying Smart Contracts with Solidity 1. Overview The ability to run smart contracts is what has made the Ethereum blockchain so popular and disruptive. Before we explain what a smart contract is, let’s start with a definition of blockchain: Blockchain is a public database that keeps a permanent… Continue Reading smart-contracts-ethereum-solidity
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Lightweight Ethereum Clients Using Web3j 1. Introduction This tutorial introduces Web3j, a Java implementation of the popular Web3 abstraction library. Web3j is used to interact with the Ethereum network by connecting to Ethereum nodes using JSON-RPC or familiar standards like HTTP, WebSockets, IPC. Ethereum is a whole topic unto itself so let’s first… Continue Reading web3j
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