Discover how smart contracts work, the most common token standards, and real-world use cases that power decentralized application
Solidity From Zero: Learn by Building (State, Functions, Events, Security, and a Capstone) A friendly, thorough guide for absolute beginners. We start at “what is a smart contract?” and walk you to intermediate skills: writing, testing, and shipping small but real contracts safely. Heads-up: Educational content, not financial or security advice. Use test networks while […]
Anatomy of an Ethereum Transaction Intermediate Smart Contracts • ~12 min read • Updated: 08/08/2025 TL;DR: A transaction is a signed message that changes state. Core fields: nonce, gas limit, max fee/priority fee (EIP-1559), to, value, calldata, and signature (v,r,s). The base fee is burned; your tip (priority fee) goes to the block builder/validator. Receipts
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ERC-20 vs ERC-721 vs ERC-1155: Token Standards Beginner Smart Contracts • ~12 min read • Updated: 08/08/2025 TL;DR: ERC-20 = fungible balances (currencies, points). ERC-721 = unique items (NFTs). ERC-1155 = one contract for many IDs that can be fungible or non-fungible, with gas-saving batch ops. Choosing the right standard affects wallet UX, marketplace support,
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