The Metana Blog
Meet our authors →Guides, tutorials and explainers on Solidity from Metana's instructors and editorial team.
Smart ContractsIn the realm of Web3, the concept of decentralization is not just a buzzword—it's a fundamental principle. Decentralized Autonomous Organizations (DAOs) epitomize this ethos, where token holders collectively make…
Smart ContractsIn the world of blockchain and smart contracts, security is paramount. However, there’s a fine line between ensuring security and creating rigid, inflexible systems. One common pitfall in smart contract design is…
Smart ContractsIn the dynamic and evolving landscape of Web3, randomness plays a crucial role in ensuring the fairness and unpredictability of various applications. From provably fair gaming to the generation of unique tokens, the…
Smart ContractsIn a traditional transaction, one party sends funds to another in exchange for goods or services. This exchange typically follows a well-defined sequence of steps. However, in the realm of smart contracts,…
SolidityAccess control is a crucial aspect of smart contract security, governing who is authorized to perform specific actions within the contract. Just as a bouncer at an exclusive club ensures only permitted guests enter,…
SolidityWelcome to the fascinating world of smart contracts, where lines of code dictate financial agreements and automate complex processes. But what about time? How do we ensure actions happen at the right moment within a…
SolidityDelegatecall is a powerful but intricate feature in Solidity that allows contracts to delegate execution to other contracts. Understanding delegatecalls is crucial for building advanced smart contract functionalities…
BlockchainTL;DR Solidity contracts interact with other contracts using high-level calls (via interfaces) or low-level calls ( call , delegatecall , staticcall ). High-level calls are safer and easier to use, automatically…
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