Book Image

Ethereum Cookbook

By : Manoj P R
Book Image

Ethereum Cookbook

By: Manoj P R

Overview of this book

Ethereum and Blockchain will change the way software is built for business transactions. Most industries have been looking to leverage these new technologies to gain efficiencies and create new business models and opportunities. The Ethereum Cookbook covers various solutions such as setting up Ethereum, writing smart contracts, and creating tokens, among others. You’ll learn about the security vulnerabilities, along with other protocols of Ethereum. Once you have understood the basics, you’ll move on to exploring various design decisions and tips to make your application scalable and secure. In addition to this, you’ll work with various Ethereum packages such as Truffle, Web3, and Ganache. By the end of this book, you’ll have comprehensively grasped the Ethereum principles and ecosystem.
Table of Contents (13 chapters)

Testing your contract with Remix

In this recipe, you will learn how to test your smart contract using the Remix IDE. Remix is a browser-based IDE that enables users to write Ethereum contracts in the solidity language and debug transactions. Remix has an inbuilt JavaScript-based solidity compiler and EVM to compile and run smart contracts.

How to do it...

  1. Open Remix (https://remix.ethereum.org) in your desktop browser.
  2. Copy your smart contract to Remix and it will automatically compile your code. Warnings and errors, if any, will be displayed in the right panel.
  3. Remix has an inbuilt JavaScript VM for testing smart contracts. Ensure that you have selected JavaScript VM as the default environment under Run:
  1. Select an account...