Layer 2 Calldata Gas Optimization Update for mid 2024: As of the Dencun upgrade, calldata optimization doesn't have as much of an impact since the transactions on most L2s are stored on blobs,...

ERC20 Snapshot ERC20 Snapshot solves the problem of double voting. If votes are weighed by the number of tokens someone holds, then a malicious actor can use their tokens to vote, then transfer the...

Solidity Gasleft Introduction The purpose of this article is to describe the behavior of the Solidity function and its uses. It is a built-in function that is used to check the remaining gas during a...

Mastering Solidity: Master the Computer Science Fundamentals First !put in the reps text with a punch bag I hate computer science! I'll spare you the traditional arguments for why you should study...

Convert gas to USD (Ethereum) Understanding gas cost can be tricky because there are three components at play: the gas price, the price of ether, and the units of gas. The "gas price" that you might...

Smart contract creation cost Smart contract creation cost can be anywhere from \$10 to \$2,000 assuming ETH costs between \$1,500 to \$2,000. The biggest factors are 1) Ethereum price, 2) the size of...

Flash Loans and how to hack them: a walk through of ERC 3156 Flash loans are loans between smart contracts that must be repaid in the same transaction. This article describes the ERC 3156 flash loan...

Solidity RSA signatures for airdrops and presales: Beating ECDSA and Merkle Trees in Gas Efficiency Updated: Aug 4, 2023 By Suthan Somadeva and Michael Burke ECDSA Vs RSA Introduction Creating a...

Solana Smart Contract Programming Language !Rust code from the Metaplex library Solana programming language The primary Solana programming language is Rust, but C, C++, and even Python are supported....

Zero knowledge programming languages !Zero knowledge proof moon math Zero knowledge proof moon math Zero knowledge proofs demonstrate you executed a computation correctly without revealing the inputs...

Solidity vs Rust A common misconception is that learning blockchain is about learning a new programming language. It isn't. Learning blockchain is far more akin to learning a framework than a...

Blockchain - Top Web3 Job List !Blockchain job rankings Blockchain job rankings All industries have a tier list or implied ranking. It’s usually unspoken, but it’s a real thing that should inform...