In this lesson we’re going to learn about ENS, or Ethereum Name Service, and how it helps us provide human-readable names for our dapps ENS is a project within the Ethereum dev community who’s goal is to create a decentralized domain name registry for the decentralized web. Today, we use…

What is consensus on the blockchain? Consensus basically means that all nodes in a decentralized network must come to an agreement on what is the truth. For bitcoin, all nodes must agree on the transaction history. In a centralized system, all the participants trust that the authority will behave honestly…

Join Jack as he walks you through the basics of Blockchain, and creating a simple Ethereum Dapp. This is an archive of our live Coding the Blockchain workshop. For more information, learning, and live streams, check out https://blockgeeks.com/ Coding the Blockchain Pt. 2

We’re live! Join us as Niloo walks you through writing your first smart contract using Ethereum, as well as some examples like escrows and elections. Be sure to stay until the end for a special promo code exclusively for our live viewers!

The term “cryptoeconomics” causes a lot of confusion. People are often unclear on what it is supposed to mean. The word itself can be misleading, as it suggests that there is a parallel “crypto” version of the whole of economics. This is wrong. In simple terms, cryptoeconomics is the use…

The most interesting part of Ethereum are smart contracts. You can think of smart contracts like autonomous agents deployed onto the Ethereum blockchain. Smart contracts are made up of some data, as well as some code that manipulates that data. Just like a user account, smart contract accounts also…

In this lesson we’re going to see how to build a simple dapp using the Ethereum blockchain as our backend We’re going to build a blockchain explorer, kind of like etherscan, but we’re only going to display the last 10 blocks on the chain. To do this, we’ll use an…

In this lesson, we’ll learn about building decentralized applications, or dapps. But first, let’s take a minute to appreciate the difference between dapps and regular web applications In traditional web application architecture, there is a frontend client and a backend server. The frontend is written using HTML/CSS/JS and the backend…

In this video we are going to learn how to code up an election contract. We want to hold a free and fair election for a specified amount of time and only allow authorized people to vote in it. We’ll start by defining a custom data type called a…