dhqthai / blockchain-research

What is a Blockchain?

• Bitcoin Whitepaper
• Ethereum Whitepaper
• Binance Whitepaper
• What is a blockchain

Making Your First Transaction

• Metamask
• Test BSCScan
• Main BSCScan
• Gas and Gas Fees
• Wei, Gwei, and Binance Converter
• Binance Gas Station

How Do Blockchains Work?

• Blockchain Demo
• Public / Private Keys
• Layer 2 and Rollups
• Decentralized Blockchain Oracles
• Block Rewards

Miscellaneous

• DAOs

Section 1:

Everything in this section can be read about in the Solidity Documentation

Remix

Basic Solidity

• Versioning
• Compiling
• Contract Declaration
• Types & Declaring Variables
  • uint256, int256, bool, string, address, bytes32
• Default Initializations
• Comments
• Functions
• Deploying a Contract
• Calling a public state-changing Function
• Visibility
• Scope
• View & Pure Functions
• Structs
• Intro to Storage
• Arrays - Dynamic & Fixed sized
• Compiler Errors and Warnings
• Memory
• Mappings
• SPDX License
• Recap

Deploying to a "Live" network

• A testnet or mainnet
• Find a faucet here
• Connecting Metamask
• Interacting with Deployed Contracts
• The EVM

Session 2:

Payable, msg.sender, msg.value, Units of Measure

• Payable
• Wei/Gwei/Binance Converter
• msg.sender & msg.value

Chainlink Oracles

• Decentralized Oracle Network Chainlink
  • Blockchains can't make API calls
  • Centralized Nodes are Points of Failure
• data.chain.link
• Getting External Data with Chainlink Oracles
  • Chainlink
  • Faucets and Contract Addresses
    • Kovan
  • Getting Price Information

Importing from NPM and Advanced Solidity

• Decimals/Floating Point Numbers in Solidity
• latestRoundData
• Importing from NPM in Remix
• Interfaces
  • Introduction to ABIs
• Getting Price Feed Addresses
• getPrice
• Tuples
  • Unused Tuple Variables
• Matching Units (WEI/GWEI/Binance)
• getConversionRate
• Matching Units (Continued)
• SafeMath & Integer Overflow
  • using keyword
  • Libraries
  • SafeMath PSA
• Setting a Threshold
• Require
• Revert
• Withdraw Function
• Transfer
• Balance
• this
• Contract Owners
• Constructor
• ==
• Modifiers
• Resetting
• for loop
• Array Length
• Forcing a Transaction
• Recap

Installing VSCode, Python, and Web3

• Developer Bootcamp Setup Instructions (metamask, vscode, python, nodejs..)
• VSCode
• Extensions
• ShortCuts:
  • VSCode Shortcuts
  • VSCode MacOS Shortcuts
• Python
  • Install Troubleshooting
• Terminal
• Making a directory/Folder
• Opening the folder up with VSCode
• Creating a new file
• Syntax Highlights
• Remember to save!
• Setting linting compile version
• VSCode Solidity Settings
  • Formatting & Format on Save
  • Solidity Prettier

Session 3: NFTs

Non-Technical Explainer

• End-to-end article
• What is an NFT?
• ERC721
• ERC1155
• Token URI
• Token Metadata Example
• IPFS

Simple NFT

• OpenZeppelin ERC721
• OpenZeppelin ERC1155
• TokenURI used for the demo: https://ipfs.io/ipfs/Qmd9MCGtdVz2miNumBHDbvj8bigSgTwnr4SbyH6DNnpWdt?filename=0-PUG.json
• IPFS Companion
• Rinkeby Deployment
• Opensea Example

Creating Metadata & IPFS

• Download IPFS Command Line
• Download IPFS Desktop
• HTTP IPFS Docs
• Pinata
• Pinata Docs

Session 4: Upgrades

Introduction to upgrading smart contracts

• Original Video
• Smart Contracts can be upgraded!
• Does this mean they are not immutable?
• Trail of Bits on Upgradeable Smart Contracts
• The "Not Really Upgrading" / Parameterization Method
• The Social Yeet / Migration Method
• Contract Migration
• Proxies
  • DelegateCall
  • Terminology:
    • Implementation Contract
    • Proxy Contract
    • User
    • Admin
  • Gotchas:
    • Storage Clashes
    • Function Selector
    • Function Selector Clashes
  • Proxy Patterns:
    • Transparent Proxy Pattern
    • Universal Upgrade Proxy Standard
    • Diamond/Multi-Facet Proxy