Off-chain Labs’ Arbitrum One is a layer 2 (L2) scaling solution for Ethereum that was introduced in 2021. Arbitrum aims to lower transaction fees and increase its ability to process thousands of transactions per second, like any scaling solution.
In the following tutorial we will develop an NFT staking series of contracts and deploy them to the Gnosis xDai chain.
In this article you will learn how to use Fortabot to monitor a smart contract that has been already deployed to the blockchain.
This article is a deep dive into the architecture of Geth and Erigon, the two most popular Ethereum clients.
zkEVMs are an attempt to overcome the complexity of implementing an EVM-compatible zk-rollup to ease the integration with current EVM tools and opcodes along with the knowledge derived from it.
Whenever we need to query data from the blockchain, we fetch it from a node. An archive node differs from a full node since the first holds the entire history of network transactions. Thus, some queries for older block transactions cannot be fetched easily on a full node. In this tutorial, we will programmatically fetch data from the blockchain, switching between full and archive nodes when necessary.
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