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Ethereum Cookbook

You're reading from Ethereum Cookbook Over 100 recipes covering Ethereum-based tokens, games, wallets, smart contracts, protocols, and Dapps

Product type Paperback

Published in Aug 2018

Publisher Packt

ISBN-13 9781789133998

Length 404 pages

Edition 1st Edition

Languages

Solidity

Tools

Ethereum

Concepts

Cryptocurrency

Author (1):

Manoj P R

View More author details

Table of Contents (18) Chapters

Title Page

Copyright and Credits

Packt Upsell

Contributors

Preface

1. Getting Started FREE CHAPTER

2. Smart Contract Development

3. Interacting with the Contract

4. The Truffle Suite

5. Tokens and ICOs

6. Games and DAOs

7. Advanced Solidity

8. Smart Contract Security

9. Design Decisions

10. Other Protocols and Applications

11. Miscellaneous

1. Other Books You May Enjoy

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Index

Sharing dividends among investors

To make the system completely run on its own, the profit should be shared among investors. Ticket sales are the source of profit in a lottery system. For each ticket sold, a percentage of the cost can go to the investor. This will increase interest in the platform.

In this recipe, you will learn how to manage the investments and dividends of a decentralized organization.

Getting ready

You need to have a working installation of Ethereum (geth, Parity, ganache, and so on) or the Remix IDE to test this recipe. The contract inherits the winnable lottery contract created in the previous recipe. It is recommended to step through it before continuing with this recipe.

The contracts given are for illustration purposes only and cannot be used in real-world systems. It is also recommended to use SafeMath for arithmetic operations.

How to do it…

Inherit the winnable DAL contract created in the previous recipe. Since the investments are usually handled using an ERC20 token...

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Authors (1)

Manoj P R

Manoj P R

Manoj P R is a tech-savvy person who has been working with distributed ledger technology for more than three years. His passion for the latest technology trends in the market has made him an avid learner and contributor in this space. He specializes in Ethereum, JavaScript, and Go. A self-taught programmer, Manoj started his programming career as a freelancer during his early academic life. He has developed many scalable enterprise blockchain solutions for various clients across the globe. He is currently associated with Conduent Labs as a Blockchain SME. He loves solving real-life problems using technology and is a lively contributor towards open source projects. Apart from work, Manoj likes traveling and writing.

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