Blockchain is a database that contains a history of whatever information it is designed to store. Blockchain consists of a series of information "blocks" built on top of one another in an immutable chain.
This book guides developing Smart Contracts with Solidity, on Polygon. Ethereum is a lovely blockchain to work with, but the heavy traffic and many people building on it have made the network a bit congested. The 2nd layer solution to solving this problem by extending the scalability of Ethereum is with Polygon. Polygon is an Ethereum companion network with Ethereum security and lower gas fees.
Hadi Sutopo, alias Ariesto Hadi Sutopo is a researcher and multimedia practitioner. He has written many books on multimedia, information technology, computer graphics, and educational technology. In addition, many articles on the topic are published in international journals and proceedings.
Hadi Sutopo alias Ariesto Hadi alias Topaz worked as a painting artist and graphic designer before working as a lecturer. As a multimedia practitioner, he integrates art with technology, which has led him to become a resource person in various institutions at home and abroad. There are many artworks on the NFT marketplace, especially OpenSea.
Hadi Sutopo is a senior member of the International Institute of Electrical and Electronics Engineers (IEEE) and the International Association of Computer Science and Information Technology (IACSIT). He is also a member of the Association of Computing Machinery (ACM). He also serves the Indonesian Bible Society (LAI) as a member of the Technology Commission. Please visit www.ariesto.topazart.info to get to know him.