Obiettivo

Al termine del corso i partecipanti saranno in grado di:

• Approfondire i benefici e svantaggi delle tecnologie Blockchain
• Scrivere e leggere Smart Contract sicuri utilizzando il linguaggio Solidity
• Comprendere il concetto di Gas e come viene calcolato il suo costo
• Comprendere come sono strutturate le transazioni
• Comprendere ed evitare bug costosi ed errori di programmazione
• Creare applicazioni che interagiscono con gli Smart Contract
• Web3.js
• Installare, configurare e usare il framework Truffle
• Scrivere test con il framework Truffle
• Comprendere il workflow di sviluppo e deployment
• Utilizzare e creare private network, test network and the public main network

Durata

3 giornate

Destinatari

Professionisti sia in ambito aziendale che IT che mirano ad avere un ruolo professionale come architetti/sviluppatori blockchain su Ethereum

Prerequisiti

• È necessario avere una conoscenza di base di JavaScript e HTML.
• È consigliato avere una conoscenza di base di C ++ o Java, data types, git repositories.

Argomenti trattati

BLOCKCHAIN AND SMART CONTRACT BASICS

• What is Blockchain and how does it work?
• Centralized vs. Decentralized vs. Distributed
• Blockchain vs. Databases
• Bitcoin vs Ethereum
• What are Smart Contracts?
• How are Smart Contracts used?

SMART CONTRACT PROGRAMMING BASICS

• Advantages and Drawbacks of Smart Contracts
• High-Level Language vs. Low-Level
• Smart Contracts with Solidity
• Types of Variables in Solidity
• Function/Variable Visibility
• Smart Contract Constructors
• Setter- and Getter-Functions

UNDERSTANDING DECENTRALIZED INFORMATION AND WEB3

• Blockchain Access structures and Architectures
• Blockchain Access vs. centralized RESTful API
• Understanding Web3.js API
• Understanding Transactions and Consensus
• Private Keys, Public Keys and Signatures
• Understanding privacy on pubic Blockchains
• Understanding the architecture of KeyStore’s such as MetaMask or MIST

BASICS OF ETHEREUM AND THE EVM

• Ethereum Denominations
• Understanding EVM and the ABI Interface
• Calls vs. Transactions
• Concurrency and Events
• Use cases of Events
• LAB
  • Install and Use Ganache
  • Work with Web3.js
  • Define Events
  • Listen and React to Events

SOLIDITY ADVANCED: MODIFIERS, MAPPINGS, STRUCTS AND INHERITANCE

• Understanding Functions, Mappings and Structs
• When to use Modifiers
• Libraries vs. Inheritance
• Understand and use Modifiers
• Add Mappings and Structs
• Use Inheritance to increase auditability

UNDERSTANDING DEPLOYMENT AND COSTS

• Understand Development and Deployment Cycles
• Understanding Solidity Compilation and Deployment
• Gas and Gas-Costs
• Upgradeability and Data Migration Techniques
• Understand the moving Parts: Compiler, Blockchain, API, KeyStore

MINING, PROOF OF WORK VS. PROOF OF AUTHORITY

• What is Mining in PoW? Consider bestes online casino 2021.
  • How blocks are generated
  • PoW vs. PoA (vs. PoS)
• Understanding Go-Ethereum or Ganache/TestRPC for local development
• Understanding Private Blockchains vs. Public Blockchains
• LAB
  • Installing and using Ganache
  • Installing and using Go-Ethereum
  • Connecting to Ganache/Go-Ethereum from Remix and Web3.js
  • Interact with the Blockchain from HTML/JS

WORKING IN TEAMS, TESTING AND VERSIONING

• Understanding what Truffle is
• How Manage Code for Teams
• Understanding Migrations
• Understanding Unit-Testing with Truffle
• LAB
  • Download and Setup Truffle
  • Adapt the standard Truffle-Project
  • Write A Unit Test

Esame di Certificazione

I dettagli della certificazione del Blockchain Developer Ethereum possono essere reperiti al seguente link: https://blockchaintrainingalliance.com/products/cbde.

L’esame di Certificazione (in modalità on line) viene effettuato in un centro Person Vue autorizzato