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Introduction to Blockchain and Ethereum.pdf

发布时间：2022-07-03 发布人：admin 分类：说明书 资料大小：7.83M 资料格式：pdf 举报 版权申诉
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    Preface
    About the Book
    About the Author
    Objectives
    Audience
    Approach
    Minimum Hardware Requirements
    Software Requirements
    Installing the Code Bundle
    Additional Resources
    Conventions
    Ethereum Blockchain
    Introduction
    Introducing the Ethereum Blockchain
    The Blockchain Data Structure
    Public Key Cryptography
    Distributed Ledgers
    Consensus Mechanism
    Introducing Cryptocurrencies
    Introducing Networks and Smart Contracts
    Cryptology and Keys
    Traditional Codes and Cryptography
    New Cryptography
    Opening an Ethereum Account
    Account Numbers and their Associated Private Keys
    Wallets
    Exercise 1: Creating a Wallet and Safeguarding its Information
    Private Keys and Public Keys
    Using your Wallet
    Exercise 2: Getting the Toy Ether from the Rinkeby Test Network
    The Ethereum Network, Nodes, and Mining
    The Ethereum Network
    Nodes
    Mining
    Transactions and Blocks
    Transactions and Calls
    Calls
    Exercise 3: Calling the Ethereum Network
    Transactions, Transaction Hashes, and Gas
    Blocks and Block Hashes
    Confirmations
    Sending and Checking Transactions
    Sending Transactions
    Exercise 4: Sending and Receiving Transactions
    Receiving Transactions
    Checking Transactions
    Summary
    Learning Solidity
    Introduction
    The Solidity Language
    Your First Smart Contract
    Activity 1: Creating an Ethereum Token
    Exercise 5: Using Remix to Compile Our Token
    Basic Solidity
    Solidity Data Types
    Global and Local Variables
    Collections
    Mappings
    Exercise 6: Creating Our Own Collection
    Testing Solidity
    Exercise 7: Deploying and Testing a Smart Contract
    Summary
    Solidity Contracts
    Introduction
    Your First dApp
    Architecture of a dApp
    Ganache
    Exercise 8: Using MetaMask to connect to Ganache
    Voting Contract
    Compiling and Deploying Contracts
    A Simple Web Page
    Using an Oracle
    Interface
    Payment
    Calculating Payments
    Request Types
    Functions and Getters
    Summary
    Introduction to Blockchain and Ethereum Copyright © 2018 Packt Publishing All rights reserved. No part of this course may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, without the prior written permission of the publisher, except in the case of brief quotations embedded in critical articles or reviews. Every effort has been made in the preparation of this course to ensure the accuracy of the information presented. However, the information contained in this course is sold without warranty, either express or implied. Neither the author, nor Packt Publishing, and its dealers and distributors will be held liable for any damages caused or alleged to be caused directly or indirectly by this course. Packt Publishing has endeavored to provide trademark information about all of the companies and products mentioned in this course by the appropriate use of capitals. However, Packt Publishing cannot guarantee the accuracy of this information. Author: Fatima Castiglione Maldonado Technical Reviewer: Joaquim Pedro Antunes Managing Editor: Alex Mazonowicz Acquisitions Editor: Aditya Date Production Editors: Samita Warang, Ratan Pote Editorial Board: David Barnes, Ewan Buckingham, Simon Cox, Manasa Kumar, Alex Mazonowicz, Douglas Paterson, Dominic Pereira, Shiny Poojary, Saman Siddiqui, Erol Staveley, Ankita Thakur, and Mohita Vyas First Published: September 2018 Production Reference: 1280918 ISBN: 978-1-78961-271-4
    Table of Contents Preface Ethereum Blockchain Introduction Introducing the Ethereum Blockchain The Blockchain Data Structure Public Key Cryptography Distributed Ledgers Consensus Mechanism Introducing Cryptocurrencies Introducing Networks and Smart Contracts
    Cryptology and Keys Traditional Codes and Cryptography New Cryptography Opening an Ethereum Account Account Numbers and their Associated Private Keys Wallets Exercise 1: Creating a Wallet and Safeguarding its Information Private Keys and Public Keys Using your Wallet Exercise 2: Getting the Toy Ether from the Rinkeby Test Network
    The Ethereum Network, Nodes, and Mining The Ethereum Network Nodes Mining Transactions and Blocks Transactions and Calls Calls Exercise 3: Calling the Ethereum Network Transactions, Transaction Hashes, and Gas Blocks and Block Hashes
    Confirmations Sending and Checking Transactions Sending Transactions Exercise 4: Sending and Receiving Transactions Receiving Transactions Checking Transactions Summary Learning Solidity Introduction The Solidity Language Your First Smart Contract
    Activity 1: Creating an Ethereum Token Exercise 5: Using Remix to Compile Our Token Basic Solidity Solidity Data Types Global and Local Variables Collections Mappings Exercise 6: Creating Our Own Collection Testing Solidity Exercise 7: Deploying and Testing a Smart Contract
    Summary Solidity Contracts Introduction Your First dApp Architecture of a dApp Ganache Exercise 8: Using MetaMask to connect to Ganache Voting Contract Compiling and Deploying Contracts A Simple Web Page Using an Oracle
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