ethereum

ethereum

Syncing ethereum with get from my another node without execution and verifying txs

How to implement a minimum swap size on Uniswap V2?

how to confirm ethers off-chain signatures on-chain

Things that I didn't understand during the deployment of the Gnosis Safe contracts on an EVM-based chain

Should I write a function on chain in smart contract or off chain?

How to correctly pass --network parameter to Hardhat scripts?

Verify contract with bytes constructor argument

Is there a way to get the value of a crypto in another one with uniswap

Reading smart contract function - what am I doing wrong?

getAmountIn Uniswap/Sushiswap

Is there a way to get the transaction fees on uniswap and sushiswap_

How can i get a list of latest Ethereum transactions?

where to get the address of ether like other token LINK ,USDT

Getting AAVE smartcontract error - caller is not ownable

How does front runners/sandwich bots avoid "tax" on memecoins?

Staking more then 10 BZZ on Ethereum Swarm Bee node [closed]

Is this a correct way to calculate price for tokens with different decimals?

line 88; ParserError: expected ';' but got reserved keyword 'in' for (address user in orderBook[to ^^

Transaction is getting reverted in the `refundToInsurer()` function call

Gas estimation failed - "code": -32000, "message": "execution reverted"

When it comes to Upgradeable contracts, does Openzeppelin Initializable and Hardhat upgrades do the same thing?

Ordinal Number Function in Remix Solidity

TypeError: Member "length" not found or not visible after argument-dependent lookup in mapping(address => mapping(uint256 => uint256))

How is division in Magma script done?

Why is smart contract interact with smart contract necessary？

Buy from OpenSea using ethersjs without the SDK

Approximating cost of using Chainlink for custom API

how to implement the ERC20 token transferFrom method in solidity smartcontract

Uniswap v2 swap() function. What are balance0 & balance1?

Does Uniswap Router02's getAmountsOut function consider pool fees when calculating a quote?

When calling a smart contract function, do the params record on blockchain?

Advantage/Disadvantage between Chainlink VRF and an off-chain random number transaction performed by your server?

Get list of recent added/deployed smart contracts

Not able to bridge deployed ERC20 token through POS Bridge using Maticjs, getting this error "execution reverted: ERC20: approve to the zero address"

How to Implement off chain Keepers for Decentralize Perpetual Exchanges like GMX.io?

Why can't I open Remix IDE in my browser?

web3py EthereumTesterProvider - Basic interactions with a smart contract fail

VRFCoordinatorV2Mock's fulfillRandomWords not being called in hardhat local deployment

ReferenceError: Sonr01 is not defined

Is the payable only for contract address or also for account address?

How protocol Fee in UniswapV2 works?

Is it possible to call methods of contract's initializer during its initialization?

web3py EthereumTesterProvider - Basic transaction fails

Performing an atomic swap in solidity with a disposable smart-contract

What does 'need genesis.json file as the only argument' mean?

Unable to deploy the vrfcoordinatorv2mock on the local development environment

ValueError: Unknown URI - must be a path to an IPC socket, a websocket beginning with 'ws' or a URL beginning with 'http'

Sync Erigon to Geth

Solidity, Can Attacker bypass a internal functions?

Insufficient balance when transferring token from another address, after migrating the data from old contract to new contract

Hardhat, ether.js. TypeError: deployer.sendTransaction is not a function error. Trying to execute exactInput UniswapV3 function

How to investigate [execution reverted] error in internal transactions - Goerli etherscan

How to trade on Opensea with smart contract solidity

TypeError: Cannot read properties of undefined (reading 'JsonRpcProvider');

How to call the function of another smart contract in Solidity? With an example of OpenZeppelin transferOwnership function

Is it possible to sign multiple messages using MetaMask all at once?

Solidity: Call Deposit function with value

The transaction has been reverted to the initial state. The called function should be payable if you send value

Hardhat throws 'ProviderError: HttpProviderError' when I run my deploy script

Why is constant node participation necessary in blockchains?

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