When you develop an Ethereum Dapp, once you have the frontend and the smart contract, you need to connect them together. This is not easy. Fortunately, Web3 is here to save you! Wait... not so fast... Actually, it's not that easy to learn how to use Web3: Many Web3 tutorials…

Here is the scene: You are about to use your Ethereum address to do some trading, or to send some Ether to someone. You connect to your wallet and check your balance... It's empty!! What?! You were supposed to have 100 Ether in it.. what happened? Have you been hacked?…

The lonely developer syndrom... Let's say you have been working on a Dapp / smart contract idea. You know what you want to achieve at a high-level, but you don't know how to turn your vision into a technical architecture. Or, you have coded something already, but you are a bit…

Finally! Smart contract 30 is finished! I have just published the last video of smart contract 30 on Solidity assembly. In total this course has 56 videos and is 13.6 hours long. It took me almost 6 month of efforts to do all the research, coding and recording. I gave…

In the world of crypto, everything is possible: getting paid way more than in other industries... or getting scammed way more than in other industries. In this article, I will explain you how to evaluate properly your crypto / token bonus so that you end up in the first category.…

Tip: If you don't want to miss any updates, checkout the updates page of EatTheBlocks Pro. Vue Dapps The Drizzle team is about to roll out a new plugin for Vue. With this plugin, you can very easily integrate Drizzle to your Vue Dapps. I have already created 2 videos…

Have you heard of GraphQL? That's an alternative to REST apis that was created by Facebook. With GraphQL, clients specify the shape of the data they want, and backends figure out how to provide the desired data. No need to juggle with countless REST endpoints. GraphQL is becoming super popular…

You probably have heard or used Truffle, the leading framework for Solidity smart contracts. But are you aware of all the tools and libraries built by the Truffle team? In this article, we will explore the Github repos of the Trufflesuite organization, to understand their purpose. This is a high-level…

Simple transactions on Ethereum cost from 20-30 cents to a few dollars. But complex transactions can be much more expensive. For example, the Loom network created the ERC721x standard to avoid paying millions of dollars in gas costs when doing a batch token transfer. Clearly, knowing how to reduce gas…

Gas is a unit used in Ethereum transactions. It is one of the most difficult concept for Ethereum newbies who wonder: What is gas? What is the purpose of gas? Who pays for gas? How to calculate gas? As an aspiring Ethereum or Solidity developer, you will deal with gas…