Sarvagna Kadiya

Photo by Lachlan on Unsplash In the realm of cryptography, two essential ingredients play a vital role in enhancing the security of hashed data: salt and pepper. These cryptographic techniques are widely used to protect sensitive information, such as passwords and messages, from unauthorized access and attacks. In this article, we’ll delve into what salt and pepper are, how they differ, and their significance in blockchain technology. Understanding Salt and Salting: Salt is a random value that is added t...

Solidity Evolution: Understanding ‘external’ vs ‘public’ & ‘calldata’ vs ‘memory’ Efficiency Across Versions Solidity, the programming language for Ethereum smart contracts, provides various visibility modifiers for functions, including `external` and `public`, along with `internal` and `private`. Each modifier determines how a function can be accessed and how it interacts with the contract’s state. Modifiers Overview: - `external`: Functions can only be called from outside the contract, i.e., by other c...

Introduction: Have you ever encountered a situation where you needed to use different versions of the same npm package within a single project? This can be a common requirement, especially when transitioning between major versions of a library or when integrating with dependencies that require specific versions. In this article, we’ll explore a practical solution to this problem and discuss its use case. Problem Statement: Imagine you’re working on a project that relies on two different versions of the e...