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How to deploy a smart contract What you'll need your contract's bytecode — this is generated through compilation ETH for gas — you'll set your gas limit like other transactions so be aware that contract deployment needs a lot more gas than a simple ETH transfer a deployment script or plugin access to an Ethereum node , either by running your own, connecting to a public node, or via an API key using a node service like Infura or Alchemy Steps to deploy a smart contract The specific steps involved will depend on the tooling you use.

For an example, check out the Hardhat documentation on deploying your contracts or Truffle documentation on networks and app deployment. These are two of the most popular tools for smart contract deployment, which involve writing a script to handle the deployment steps.

Once deployed, your contract will have an Ethereum address like other accounts. Related tools. You are connected to your node via RPC. The node is Ganache. You can send off transactions using the private keys behind these accounts. Ganache will sign them. We have to send a transaction from these accounts to MetaMask. Copy the account in MetaMask: Type in: web3. It should return a transaction object: And your account in MetaMask should have now 1 Ether, if connected to the right network.

The best suited place for the mnemonic would be the. Let's start with the HDWalletProvider.

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How to deploy a smart contract What you'll need your contract's bytecode — this is generated through compilation ETH for gas — you'll set your gas limit like other transactions so be aware that contract deployment needs a lot more gas than a simple ETH transfer a deployment script or plugin access to an Ethereum node , either by running your own, connecting to a public node, or via an API key using a node service like Infura or Alchemy Steps to deploy a smart contract The specific steps involved will depend on the tooling you use.

For an example, check out the Hardhat documentation on deploying your contracts or Truffle documentation on networks and app deployment. These are two of the most popular tools for smart contract deployment, which involve writing a script to handle the deployment steps. Once deployed, your contract will have an Ethereum address like other accounts. Related tools. Copy the account in MetaMask: Type in: web3. It should return a transaction object: And your account in MetaMask should have now 1 Ether, if connected to the right network.

The best suited place for the mnemonic would be the. Let's start with the HDWalletProvider. Open the truffle-config. Next up is to actually white list an account. We could use another account in MetaMask to whitelist it. Copy one of your accounts in MetaMask other than your account 1 to whitelist: Now, paste this account into the account-field in your new HTML UI: But before sending off the transaction, make sure you switch back to Account 1 the account that created the smart contract from truffle migrate : You should see a popup to confirm the transaction and then an alert box, that tells you that your account is now whitelisted: Account 2 is now whitelisted.

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