What is a Solidity struct?
In Solidity, a struct is a user-defined type that represents a composite data structure, similar to a class in object-oriented programming. A struct can contain… Read More »What is a Solidity struct?
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What is a zkEVM? The zero-knowledge Ethereum Virtual Machine
zkEVM is an implementation of the Ethereum Virtual Machine (EVM) that allows for the execution of Ethereum smart contracts in a zero-knowledge (private) manner. It… Read More »What is a zkEVM? The zero-knowledge Ethereum Virtual Machine
What is the createDecipheriv() method in Node.js crypto?
The crypto.createDecipheriv() method is a method in the Node js crypto module that creates a Decipher object that can be used to decrypt data that… Read More »What is the createDecipheriv() method in Node.js crypto?
What is OpenZeppelin?
OpenZeppelin is a popular open-source framework for writing secure and scalable smart contracts in the Solidity programming language. It provides a library of reusable and… Read More »What is OpenZeppelin?
What’s a blockchain data structure like?
A blockchain is a decentralized, distributed database that maintains a continuously growing list of records called blocks. These blocks are linked and secured using cryptography,… Read More »What’s a blockchain data structure like?
How to upgrade contracts with OpenZeppelin Upgradable Plugin
To upgrade a smart contract using the OpenZeppelin Upgradable Plugin, you will first need to ensure that you have the latest version of the OpenZeppelin… Read More »How to upgrade contracts with OpenZeppelin Upgradable Plugin
What is a fork in blockchain?
If wondering what is a fork in a blockchain has got you in a bit of a confusion, we’ve gotchu. Forks out 🍴 What’s forking?… Read More »What is a fork in blockchain?
What is danksharding in blockchain?
Danksharding is a term that refers to the practice of splitting a blockchain network into multiple smaller networks, or “shards”, in order to improve scalability… Read More »What is danksharding in blockchain?
What is a Solidity interface? Explained with examples
In Solidity, an interface is a special type of contract that defines a set of functions that other contracts can implement. What is it? An… Read More »What is a Solidity interface? Explained with examples
How to easily test Solidity require in JavaScript
In order to test Solidity require statement using JavaScript, you will need to set up a development environment that includes a local Ethereum blockchain and… Read More »How to easily test Solidity require in JavaScript