OnTokensinDev GeniusHow to properly write tests for your Anchor Solana programsTLDR: A program contains a provider which contains a walletJul 22Jul 22
OnTokensinBlockchain BizWhat is Arbitrum?Arbitrum is a protocol for building scalable, private, and secure smart contracts on Ethereum. It is designed to solve the scalability…Jan 3, 2023Jan 3, 2023
OnTokensinBlockchain BizWhat Is a Cross-Chain MEV?Cross-chain mining extortion vector (MEV) refers to a potential attack vector that can be exploited by miners on a blockchain network. MEV…Jan 1, 2023Jan 1, 2023
OnTokensinBlockchain BizWhat is a cross-rollup transaction?A cross-rollup transaction execution is a type of transaction that involves the execution of multiple smart contracts within a single…Dec 31, 2022Dec 31, 2022
OnTokensinBlockchain BizHow to write React.JS application to verify Ethereum mainnet transactions?Here is an example of a simple React application that allows you to verify Ethereum transactions on the mainnet using the web3 library:Dec 30, 2022Dec 30, 2022
OnTokensWhat is Brute Force Hashing?A cryptographic hash function (CHF) is an equation used to verify the validity of data. Like SHA-256, they are also one-way functions which…Dec 30, 2022Dec 30, 2022
OnTokensinBlock MagnatesHow can 1 BTC ≠ 1 BTC ?There’s a concept on Bitcoin where you can actually distinguish between coins because you can follow their UTXO’s. And in Bitcoin there…Dec 20, 2022Dec 20, 2022
OnTokensWhat is the Lightning Network?Lightning network is a 2nd layer solution on top of bitcoin that enables payment channels which can support mono-directional channels…Dec 20, 2022Dec 20, 2022
OnTokensinBlockchain BizWhat Is an Ethereum Virtual Machine (or EVM)?Just like Bitcoin, Ethereum is a network of computers and uses a consensus algorithm Proof of Stake, where validators explicitly stake…Dec 18, 2022Dec 18, 2022
OnTokensWhy external contract calls are dangerous and why should we be cautious?Well in summery it boils down to one single thing and that is that we don’t know what we are interacting with if we’re talking about…Dec 13, 2022Dec 13, 2022
