Hashing in solidity

A cryptographic hash function is an algorithm that takes an arbitrary amount of data as input and produces the enciphered text of fixed size. Even a slight change in the input gives a completely different output.

Solidity - View & Pure functions

The view functions are read-only function, which ensures that state variables cannot be modified after calling them.

How to display internal ERC20 Token transfers in Truffle Tests?

In last post we discussed about ERC20 token: https://fifo.im/p/ttipy8x99xw0

In this post, we’ll explore how to use truffle-token-test-utils package to visualize token transfers in Truffle and OpenZeppelin tests.

The Ethereum Clients

As the Ethereum network is distributed and connected over the internet everybody can join the network by setting up a node and therewith participating in the network. To setup you own node on your computer you need an Ethereum client software.

The Ethereum Network

Before diving deeper into the concept of the Ethereum blockchain we first need to get an understanding of the Ethereum network itself which is essential to operate the blockchain.

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The Ethereum Merge: Everything you need to know

The ETH merge refers to developers changing Ethereum’s consensus mechanism, the process the blockchain uses to ensure every transaction and new block added on the network is valid. Ethereum will move from an energy-intensive proof-of-work consensus mechanism to a more energy-efficient proof-of-stake one.

Build a simple Ethereum wallet

Nowadays, wallets come in all different shapes, sizes, and features, and are used to carry bills, cards, and coins.

With the advent of digital and cryptocurrencies, wallets no longer need to be physical. You can carry your information on your cards, on your phones and watches, and your cryptocurrency wallets live in the cloud.

Hello everyone, Today, I will be sharing solidity code for a basic ether wallet: Anyone can send ETH. Only the owner can withdraw.

Solidity It is a brand-new programming language created by the Ethereum which is the second-largest market of cryptocurrency by capitalization, released in the year 2015.

In the context of blockchain technology, the process of adding transactions to the large distributed public ledger of existing transactions is known as mining.