Web3 Intro for Developers
summary
Explains how to build a Web3 dApp that puts control into on‑chain code by using Solidity smart contracts, stores value on the contract, and requires users to sign transactions with MetaMask; shows concrete examples (a payable counter, a one‑vote‑per‑address voting contract that pays the winner when it reaches 100 votes, escrow and collateralized loan patterns) and stresses immutability, gas costs, EVM compatibility, IPFS for assets, and the move from proof of work to Proof of Stake.
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chapters (11)
- 0:00Intro
- 1:06Agenda
- 1:51Why?
- 6:40Web3 intro
- 12:10Use cases
- 15:37What is a blockchain?
- 22:22Smart contracts
- 31:49What's different?
- 38:19New skills for a Web3 world
- 41:05Resources
- 41:32Outro
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