Solidity

Solidity

An object-oriented, high-level language for implementing smart contracts on various blockchain platforms, most notably Ethereum.

Solidity is the primary language for building smart contracts on Ethereum and other EVM-compatible blockchains. It's designed to target the Ethereum Virtual Machine (EVM) and is essential for anyone looking to build decentralized applications (dApps).
Preventing Signature Replay Attacks in Solidity with Domain Separation

Preventing Signature Replay Attacks in Solidity with Domain Separation

Solidity Storage Gaps: Designing Upgrade-Safe Contracts with Reserved State Slots

Solidity Storage Gaps: Designing Upgrade-Safe Contracts with Reserved State Slots

Solidity Constructors vs Initializer Functions: Safe Contract Setup Patterns

Solidity Constructors vs Initializer Functions: Safe Contract Setup Patterns

Solidity Storage Layout and Gas Efficiency: Designing State Variables for Lower Costs

Solidity Storage Layout and Gas Efficiency: Designing State Variables for Lower Costs

Testing Solidity Libraries with Deterministic Harnesses

Testing Solidity Libraries with Deterministic Harnesses

Secure Use of `tx.origin` in Solidity: Avoiding Phishing-Style Authorization Bugs

Secure Use of `tx.origin` in Solidity: Avoiding Phishing-Style Authorization Bugs

Solidity Merkle Proofs: Designing Efficient Whitelists and Verifiable Data Access

Solidity Merkle Proofs: Designing Efficient Whitelists and Verifiable Data Access

Solidity Events: Emitting Logs for Transparent Smart Contracts

Solidity Events: Emitting Logs for Transparent Smart Contracts

Optimizing Solidity Performance with Calldata-First Design

Optimizing Solidity Performance with Calldata-First Design

Testing Solidity Contract Interactions with Mock Contracts

Testing Solidity Contract Interactions with Mock Contracts

Preventing Front-Running and Transaction Ordering Attacks in Solidity

Preventing Front-Running and Transaction Ordering Attacks in Solidity

Solidity Fixed-Point Arithmetic: Designing Precise Decimal Calculations Without Floating Point

Solidity Fixed-Point Arithmetic: Designing Precise Decimal Calculations Without Floating Point

Solidity Storage vs Memory vs Calldata: Choosing the Right Data Location

Solidity Storage vs Memory vs Calldata: Choosing the Right Data Location

Optimizing Solidity Contracts with `unchecked` Arithmetic

Optimizing Solidity Contracts with `unchecked` Arithmetic

Testing Solidity Fallback and Receive Functions

Testing Solidity Fallback and Receive Functions