A timelock is a piece of code that locks functionality on an application until a certain amount of time has…

Introduction In blockchain development, mining sets of data into a blockchain is quite an expensive process because fees are charged…

Comments You can write comments to document your code; Single-line comments (//) and multi-line comments (/.../) are possible. // This…

Events are inheritable members of contracts. When you call them, they cause the arguments to be stored in the transaction’s…

Inheritance allows code to be reused by creating a new class from an existing class. The new class that is…

Solidity is a statically typed language, which means that the type of each variable (state and local) needs to be…

What is Cryptography? — An Introduction to Cryptographic Algorithms Encryption is essentially important because it secures data and information from…

Signing messages in Ethereum Authentication for web3 ? If you’ve ever interacted with an Ethereum Dapp you’ve probably been asked…

In this article, we will be comparing two smart contract development frameworks. Hardhat, which is the most used framework for…

I will be addressing these issues in this article. More specifically, we will show you how to: Upload Images to…