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Learn Blockchain Programming with JavaScript

You're reading from   Learn Blockchain Programming with JavaScript Build your very own Blockchain and decentralized network with JavaScript and Node.js

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Product type Paperback
Published in Nov 2018
Publisher Packt
ISBN-13 9781789618822
Length 252 pages
Edition 1st Edition
Languages
Concepts
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Author (1):
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Eric Traub Eric Traub
Author Profile Icon Eric Traub
Eric Traub
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Table of Contents (10) Chapters Close

Preface 1. Setting up the Project 2. Building a Blockchain FREE CHAPTER 3. Accessing the Blockchain through an API 4. Creating a Decentralized Blockchain Network 5. Synchronizing the Network 6. Consensus Algorithms 7. Block Explorer 8. In conclusion... 9. Other Books You May Enjoy

Synchronizing the Network

In the previous chapters, we built a network that was made up of five nodes. Every node was aware of all the other nodes in the network, which created a decentralized blockchain network. We now need to create a synchronized network, so that the blockchain on every node is the same and data is consistent throughout. We can't afford to have different versions of the blockchains running on different nodes, because this would totally destroy the purpose of having a blockchain. There should only be one version of the blockchain that is consistent across every node. Therefore, in this chapter, let's synchronize the network that we built in Chapter 4, Creating a Decentralized Blockchain Network. We'll do this by broadcasting transactions and new blocks that have been mined across all the nodes in the network.

In this chapter, the following topics...

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