Hands-on Blockchain Development with Hyperledger

Who This Book Is For This book is for experienced developers or IT specialists who are interested in Blockchain technologies and want to understand how they can apply it in their day-to-day projects. We assume the reader has a basic knowledge of Blockchain technology and cryptography concepts.

Mastering Blockchain, 2nd Edition Paperback – March 30, 2018

Mastering Blockchain: Distributed ledger technology, decentralization, and smart contracts explained, 2nd Edition Paperback – March 30, 2018 Who This Book Is For This book will appeal to those who wish to build fast, highly secure, transactional applications. It targets people who are familiar with the concept of blockchain and are comfortable with a programming language.

Ethereum Smart Contract Development

“This book is dedicated to novice programmers, solution architects, and blockchain enthusiasts who want to build powerful, robust, and optimized smart contracts using solidity from scratch and in combination with other open source JavaScript libraries. If you want to build your own extensive, decentralized applications that can smartly execute on a blockchain, then this book is what you need! An open and inquisitive mind is a necessary and sufficient prerequisite. Some preliminary knowledge of data structures, object-oriented programming, networking concepts, and cryptography is a plus and will help  the reader to understand the concepts presented in this book.”

jpa性能优化ppt

关于性能优化的ppt，我觉得总结还真不错。