Book Image

Learn Ethereum - Second Edition

By : Xun (Brian) Wu, Zhihong Zou, Dongying Song
Book Image

Learn Ethereum - Second Edition

By: Xun (Brian) Wu, Zhihong Zou, Dongying Song

Overview of this book

Ethereum is a blockchain-based, decentralized computing platform that allows you to run smart contracts. With this book, you’ll discover the latest Ethereum tools, frameworks, wallets, and layer 2, along with setting up and running decentralized applications for the complete, end-to-end development experience. Learn Ethereum, 2nd Edition is a comprehensive overview of the Ethereum ecosystem, exploring its concepts, mechanisms, and decentralized application development process. You’ll delve into Ethereum's internals, technologies, and tools, including Ethereum 2.0 and the Ethereum Virtual Machine (EVM), gas, and its account systems. You’ll also explore Ethereum's transition to proof of stake, L1/L2 scaling solutions, DeFi protocols, and the current marketplace. Additionally, you’ll learn about EVM-compatible blockchains, connectivity techniques, and advanced topics such as sharding, off-chain scaling, DAOs, Metaverse, and NFTs. By the end of this book, you’ll be well-equipped to write smart contracts and develop, test, and deploy DApps using various tools, wallets, and frameworks.
Table of Contents (24 chapters)
1
Part 1: Blockchain and Ethereum Basics
7
Part 2:Ethereum Development Fundamentals
11
Part 3: Ethereum Development Fundamentals
15
Part 4:Production and Deployment
20
Part 5:Conclusion

Creating an ERC-721 token – DigitalArtERC721Token

For artists, when they want to sell their products, it is often hard to connect with dealers and collectors. Even if they manage to connect with dealers and collectors, the party on the other side may not be interested in buying the artist’s product. Selling their art to the next owner may take a long time due to the many layers of the middleman. The entire process is not transparent and not efficient. Blockchain, however, is a technology that can provide you with opportunities to make the process more transparent.

An art gallery is a great example of an ERC-721 token use case. ERC-721 tokens are NFTs and essentially have a unique identity that can be used to represent digital ownership. The token itself is genetically traceable. When a digital art owner assigns a unique token ID, along with the original author’s information, the art token can be used to track the entire transaction history when product ownership...