Day 26 – Phase 3: Development The 60‑Day Web3 Journey – Solidity Basics After a short two‑day pause in the 60‑Day Web3 journey, it’s time to hit play again and...
Overview A few weeks ago, I promised a public build challenge: we’d explore blockchain from the ground up in Go, week by week, sharing insights, code, and the...
Solidity is a programming language designed for writing smart contracts on the Ethereum blockchain. Smart contracts are self‑executing programs that contain a p...
Pallas Explorer Demo !이관호 Gwanho LEEhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.a...
What is a flashloan? A flashloan is an uncollateralized loan that exists only during a single blockchain transaction. The borrowed amount must be repaid by the...
Identity: The Foundation of Society Identity is the infrastructure upon which human society operates. From identity tokens to modern ID cards and passports, an...
Day 22 – The Invisible Plumbing Behind Every Wallet Click: RPC Nodes You click “Swap” on Uniswap. MetaMask pops up. The transaction flies to Ethereum. Magic? N...
Why Blockchain Wallets Are Critical in the Web3 Economy - Authentication without centralized credentials - Interaction with decentralized applications - Transp...
Maximum Bytecode Size EIP‑170 The maximum bytecode size for a smart contract deployment on Ethereum EIP‑170 is 24,576 bytes 24 KB. If the compiled contract byt...
In a year that began with a memecoin trading frenzy, stablecoins have emerged as the respectable face of the crypto industry....
The Daily Pain Point Phishing, seed‑phrase leaks, and “approve” scams are inevitable. In the current Web3 model, the Signer is the Owner. This is a fatal desig...
I noticed some confusion in the docs between testnet and devnet usage. I submitted a PR clarifying when to use each one and what they’re meant for, making the l...
