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All LessonsFree Lessons (5)

Introduction to Ethereum

Course Introduction Bitcoin Limitations Origins of Ethereum Hash Functions Blockchain Ethereum Accounts Ethereum Wallets Using an Ethereum Wallet Quiz on Introduction to Ethereum

First Smart Contract

Lesson Overview Writing First Smart Contract Comments in Solidity Using Remix Variables in Solidity All about Functions Exercise: Writing Functions Paying for Transactions Removing Smart Contracts Deploying Smart Contracts Quiz on Implementing Smart Contracts

Solidity Data Structures

Arrays Reference Types Control Structures Exercise: Arrays Mappings Exercise: Mappings Structs Validation in Solidity Exercise: Validation Quiz on Data Structures

Ethereum API

Ethereum Clients JSON-RPC The Web3 API Configuring an Infura Project Compiling a Smart Contract Deploying a Smart Contract Interacting with a Smart Contract

Advanced Smart Contracts

Creating Auction

Setting Up Auction in Remix

Function Modifiers

Exercise: Modifiers

Payments in Smart Contracts

Implementing Payments in the Auction

Exercise: Payments

Events in Smart Contracts

Truffle Development Environment

Truffle Framework Deploying Smart Contracts Deploying the Auction Smart Contract Unit Tests in Truffle Testing the Auction Smart Contract Exercise: Implementing Tests

Web Applications on Ethereum

Decentralized Applications Web Application Overview Check if MetaMask is Installed Connect to MetaMask Read Contract Data Execute a Smart Contract Method Conclusion

Master Ethereum Development: From Beginner to Dapp Developer

Exercise: Modifiers

Practice implementing function modifiers in Solidity.

We'll cover the following...

The onlyOwner modifier

In this short exercise, we'll practice using function ...