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How can I combine 2 smart contract functions in one transaction?

Transfer ether from account A to contract and then contract to account B

Can I sign transaction on backend using javascript on ImmutableX chain?

Ethers.js metamask request limit exceeded

Solidity does not refund gas when deleting storage

If in reflection tokens everyone’s balance in a formula, then how is it deducted when the tokens are transferred

How to call functions of a contract deployed on hardhat forking mainnet

Is possible to transfer ownership of an erc20 contract to another?

DeclarationError: Undeclared identifier. "..." is not visible at this point

debug_traceTransaction return two CALLS when it was only only one

How to create a timer and reset list after timer is up in Solidity?

Allowance failed when attempting to transfer LINK tokens

Invalid JSON RPC response when using Alchemy Goerli testnet

How to filter erc721 mint transaction from pending pool?

Using the counter as ID - is it a good idea in a smart contract?

How can I get approval llist of eth

Avalanche Cluster Nodes stops automatically with out any error

How to get a block's statut for a transaction in Ethereum network

Wallets for multiple blockchains on a dapp

Gas Estimation Error when Transfer ERC721 token in Remix

Unreachable code after an inherited function call in Solidity

Send ether from one wallet to another with solidity smart contract?

Detect ETH transfer which made by smart contract

Transaction decoding is not available for chainId 1337 in hyperledger Besu

Is ETH needed for all accounts to support gas fees

ParserError: Expected '(' but got identifier function availableToWithdraw(address walletAddress) public returns(bool)

How to deploy an eth2 rpc node to obtain transactions?

Chainlink Goerli - MustBeSubOwner Revert on RequestRandomness

Clone Factory in Upgradeable smart contract(UUPS proxy)

Does anyone know the use cases for the trace_block method by Openethereum?

Quorum: "invalid opcode: SELFBALANCE" error unless 'petersburg' chosen manually

execution reverted: uniswapv2library: insufficient_input_amount when using swapExactTokensForETHSupportingFeeOnTransferTokens

I am having difficulties when sending testnet ether to my Faucet contract

Chainlink Automation upKeep not working. checkUpKeep is not calling performUpKeep

I want to add a percentage selling fee to a token but only deduct from the stable coin usdc and not from the paired token

Deploy smart contract from a NodeJS server (Firebase Functions)

should I emit Transfer event in this balance change (ERC20)?

Cannot connect to a geth private network node with configured --ipcpath using Web3.IPCProvider

OpenSea: Add collection parameter to NFT metadata

Hardhat verify command not present

“transaction underpriced", "Replacement transaction underpriced", "max fee is less than block base fee", "already known" errors on Polygon Mainnet

How to decode an ETH contract output hex as string?

Can i use polygon network to process the transaction from eth network

How does uniswap get the balance of eth or erc20 tokens?

How to "keep" USDT tokens inside a smart contract?

How can I sell to my own nft market with my own crypto token

Light nodes dont work with the Ethereum blockchain after the Merge any alternatives

Insufficient funds for intrinsic transaction cost on goerli network

Error in plugin solidity-coverage: HardhatPluginError: Warning: X contracts exceed the size limit for mainnet deployment

How to mint in solidity with the contract address as the receiver?

Why OpenSea shows NFT under Deployer's Profile instead of Minter's Profile Page?

get all ERC-721 transfer event happening in real time using alchemy api

Does Crossmint work with Hashlips contracts?

How to retrieve data from a SmartContract that is not listed in their ABI

How do reflection tokens distribute transactions fee to everyone wallets without doing an insane amount of transactions and running up alot of gas fee

Why would create2 revert?

how to update instance of object from ethereum smart contract?

When sending some custom ERC-20 tokens to the other accounts, is the other accounts received fewer tokens?

Timeouting on truffle

Uniswap PoolAddress.sol error: `TypeError: Explicit type conversion not allowed from "bytes32" to "uint160"`

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