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Blockchain Quick Start Guide

You're reading from   Blockchain Quick Start Guide A beginner's guide to developing enterprise-grade decentralized applications

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Product type Paperback
Published in Dec 2018
Publisher Packt
ISBN-13 9781789807974
Length 222 pages
Edition 1st Edition
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Concepts
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Authors (2):
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Xun (Brian) Wu Xun (Brian) Wu
Author Profile Icon Xun (Brian) Wu
Xun (Brian) Wu
Weimin Sun Weimin Sun
Author Profile Icon Weimin Sun
Weimin Sun
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Table of Contents (9) Chapters Close

Preface 1. Introduction to Blockchain Technology 2. Ethereum Fundamentals FREE CHAPTER 3. Overview of Solidity Programming 4. Building an Ethereum Blockchain Application 5. Exploring an Enterprise Blockchain Application Using Hyperledger Fabric 6. Implementing Business Networks Using Hyperledger Composer 7. Blockchain Use Cases 8. Other Books You May Enjoy

Writing a campaign decentralized application

Selecting a web3 provider

When we load a web page, we need to connect to a web3 provider. If you have already installed a provider such as MetaMask, you can use your correct provider option, as follows:

App.web3Provider = web3.currentProvider;

In our crowdfunding example, for the sake of simplicity, we will directly connect to our local Ganache server, as...

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