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Gas Fees Development Tutorials, Guides & Insights

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Etherscan vs Infura: Choosing the Right API for Your Blockchain Application

Tutorial October 24, 2024

In some cases, you might want to use both Etherscan and Infura. For example, you might use Etherscan to query transaction histories or token transfers, and Infura to send transactions or deploy contracts.

  • Etherscan: Use to fetch transaction history and display it in your dApp.
  • Infura: Use to allow users to send transactions or interact with smart contracts.

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Sending Transactions and Interacting with Smart Contracts Using Infura and Ethers.js

Tutorial October 24, 2024

  • Bytecode and ABI: The contract bytecode is the compiled contract, and the ABI defines the contract’s interface. You need both to deploy the contract.
  • The contract will be deployed using your Infura provider and wallet, and once mined, it will return the deployed contract address.

In this tutorial, you learned how to use Ethers.js with Infura to send Ether, interact with smart contracts, and deploy contracts on the Ethereum blockchain. This setup allows you to interact with the blockchain in real-time without the need to run your own Ethereum node, making it easier to develop decentralized applications (dApps) and other blockchain-based services.

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