Swap Tokens with 1inch Exchange in JavaScript: DEX and Arbitrage (Part 2)
For this tutorial will see how to execute a trade using 1inch DEX aggregator in Javascript with
1189 words
Read the guide →Ethereum developer guides — page 9
Browse the complete Ethereumdev tutorial archive.
Interact with Other Contracts From Solidity
In the previous tutorials we learnt a lot how to deploy your first smart contract and add
764 words
Read the guide →Testing Your Smart Contract with Existing Protocols: Ganache Fork
When you’re developping Ethereum contracts that interact with other Dapps and protocols like DeFi it’s
523 words
Read the guide →Explore Ethereum Data with SQL Queries on Dune Analytics
This tutorial will teach you how to query onchain data using the amazing Dune Analytics platform.
860 words
Read the guide →Calling a Smart Contract From JavaScript
In this tutorial we’ll see how to call a smart contract function from JavaScript. First
599 words
Read the guide →Transfers and Approval or ERC20 Tokens From a Solidity Smart Contract
In the previous tutorial we studied the anatomy of an ERC20 token in Solidity on the
1270 words
Read the guide →Inheritance in Solidity, Contracts Are Classes
In this tutorial, we’ll learn how you can easily use inheritance to organize your code.
528 words
Read the guide →How to Deal with Big Numbers in Javascript
Most of numeric values in Solidity smart contracts are expressed using uint256, unfortunately Javascript numbers
448 words
Read the guide →Understand the ERC20 Token Smart Contract
One of the most significant smart contract standard on Ethereum is known as ERC-20, which
1003 words
Read the guide →ABI for ERC20 Contract on Ethereum
Here you can find the ABI for the ERC20 token standard:
363 words
Read the guide →Trading and Arbitrage on Ethereum Dex: Get the Rates (Part 1)
In this series of tutorials, we explore how to build solutions around trading and making
1472 words
Read the guide →Using Safe Math Library to Prevent From Overflows
When your are working with numbers in any programming language you are subject to overflows.
1035 words
Read the guide →