Tim Weingärtner
Smart Contract fundamentals - My first DApp
#1about 2 minutes
Understanding the core features of blockchain technology
Blockchain provides an immutable, distributed, transparent, and programmable ledger secured by consensus.
#2about 5 minutes
What smart contracts are and why they matter
Smart contracts are tamper-proof, self-executing programs on a blockchain that solve the problem of digital uniqueness.
#3about 6 minutes
Building and deploying a simple contract with Remix
Use the Remix IDE to write, compile, and deploy a basic Solidity smart contract to a local JavaScript virtual machine.
#4about 2 minutes
Setting up a local DApp environment with Truffle and Ganache
Install and configure the Truffle Suite and Ganache to create a local blockchain for more advanced DApp development.
#5about 6 minutes
Connecting a web front-end to a smart contract
Use Web3.js to build a web interface that interacts with a deployed smart contract and uses MetaMask to sign transactions.
#6about 6 minutes
Creating your own cryptocurrency with ERC-20 tokens
Learn how the ERC-20 standard defines a smart contract for creating fungible tokens with balance mapping and transfer functions.
#7about 5 minutes
Building a decentralized Tic-Tac-Toe game on the blockchain
A smart contract can enforce game rules, manage player stakes, and determine the winner in a trustless Tic-Tac-Toe game.
#8about 4 minutes
Key challenges and risks in smart contract development
Smart contract development requires careful attention to code correctness, security audits, scalability, and the Oracle problem due to immutability.
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