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A practical, intermediate guide to Chainlink VRF covering the security model, VRF v2 subscriptions, unbiased randomness patterns, local mocking/testing, and gas/cost optimizations for production-ready smart contracts.
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Learn what a subgraph is and how The Graph Protocol lets you index Ethereum data with GraphQL. This step‑by‑step Hardhat + GraphQL guide shows schema, manifest, mappings, local setup, and best practices for fast, reliable Web3 data access.- Published on
Uniswap V2 Math Explained: the formulas behind swaps, liquidity provision, fees, and price oracles.- Published on
Uniswap V2 Explained in simple terms: key features, improvements over V1, and its impact on DeFi. A concise history of the protocol's evolution.