Eat The Blocks Blog

Blockchain development: Ethereum, Solidity, Web3
June 28, 2021

How To Perform Custom Ethereum Flash Loans Using Solidity (ERC 3156 Standard)

What will I learn? Connecting and using an Ethereum testnet What is a flash loan (ERC 3156) Flash loan interfaces…

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What is Ethereum Gas? Dead simple explanation

When you develop decentralized applications, you quickly stumbled upon this weird concept of "gas". That's very confusing for a lot…

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How error propagate between contracts in Solidity?

Let's say we have 2 smart contracts. A and B. A calls B, and B throws an error. What happen in…

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How to transfer ERC20 tokens with Solidity?

https://youtu.be/-5j6Ho0Bkfk ERC20 tokens allow you to create your own coin inside Ethereum.  They are used in many projects to represent…

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How to transfer Ether between 2 smart contracts?

https://youtu.be/_Nvl-gz-tRs Sending Ether between smart contracts is very important. After all, it's because smart contracts can do financial transactions that…

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Solidity vs Javascript arrays

https://youtu.be/MPBOnChpi0c Solidity arrays... are like Javascript arrays, right? Nope.. In Solidity: Arrays can only contain data of the same type…

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(Part 7/18 updated) Introduction to Web3.js 1.2 (Latest version) – Beginners Tutorial

When you develop an Ethereum Dapp, once you have the frontend and the smart contract, you need to connect them…

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