Ethereum #35: Introductory Smart Contractsgoam (25)in #ethereum • 8 years ago https://truffleframework.com/tutorials/pet-shop https://sunnya97.gitbooks.io/a-beginner-s-guide-to-ethereum-and-dapp-developme/writing-smart-contracts/introductory-contracts.html ▶️ DTube ▶️ IPFS #developer #education #blockchain #dtube