Ethereum

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Question with 10,000 views. This badge can be awarded multiple times.
Awarded 1251 times.
Recover all the account under Mnemonic using ethers.js
Awarded 7 hours ago
Gas Estimation Execution Reverted (ERC20: transfer amount exceeds allowance)
Awarded yesterday
How to pass struct params in remix ide?
Awarded 2 days ago
ParserError: Expected pragma, import directive or contract/interface/library definition
Awarded Sep 22 at 12:36
Get the real error of transaction failed
Awarded Sep 19 at 0:07
How do I manually encode and send transaction data?
Awarded Sep 19 at 0:07
How to import account form geth console to metamask (private blockchain)
Awarded Sep 18 at 19:07
How to measure gas usage for each function call in Hardhat?
Awarded Sep 18 at 12:21
How to properly convert wei to Ether in a contact?
Awarded Sep 14 at 7:27
How to do approve and transferFrom for Ether?
Awarded Sep 10 at 3:35
Contract.methods.transfer is a not a function error using web3
Awarded Sep 4 at 23:56
How to get ABI of deployed contract using ethersjs in hardhat?
Awarded Aug 31 at 9:16
What happens when you connect wallet to website?
Awarded Aug 30 at 2:10
What is the difference between ethers.getDefaultProvider() and providers.EtherscanProvider() in ethersjs?
Awarded Aug 29 at 13:56
How to ask the metamask user to switch its network?
Awarded Aug 28 at 20:43
Invalid value undefined for HardhatConfig.networks.mainnet_fork.url - Expected a value of type string
Awarded Aug 27 at 22:18
false Transaction mined but execution failed
Awarded Aug 26 at 5:05
Get an error: insufficient funds for gas * price + value
Awarded Aug 24 at 8:47
How can we print anything in solidity programming language?
Awarded Aug 23 at 8:05
trying to use web3-utils but not working
Awarded Aug 9 at 2:08
Is there any websocket ethereum provider?
Awarded Aug 9 at 1:27
How to programmatically detect and accept ETH and ERC20 deposits
Awarded Aug 7 at 23:33
WETH vs. ETH on OpenSea?
Awarded Aug 5 at 17:09
Geth - Check balance on --light mode
Awarded Aug 4 at 15:42
MyEtherWallet is pending and dropping. It looks like it is stuck in a loop for 2 days?
Awarded Jul 31 at 12:42
I am getting error saying export 'ethers'.'provider' (imported as 'ethers') was not found in 'ethers'. Despite importing correctly
Awarded Jul 29 at 22:08
How to list all the contracts currently on the blockchain?
Awarded Jul 27 at 20:21
Python ethereum create account using web3.py
Awarded Jul 27 at 15:55
What is the exact meaning of a transaction's new receipt 'status' field?
Awarded Jul 26 at 19:08
How do gas refunds work?
Awarded Jul 26 at 2:55
How to use ethers keccak256?
Awarded Jul 25 at 19:52
web3.eth.sendSignedTransaction is not returning promise or promised event emiter
Awarded Jul 23 at 5:51
What is the correct way to check if an address is zero?
Awarded Jul 22 at 9:42
Ethers.js transfer event filters
Awarded Jul 21 at 1:02
Getting infinite gas estimates for simple functions
Awarded Jul 19 at 20:26
How to search string in array
Awarded Jul 12 at 4:20
How do I set a gasPrice with ethers deploy script?
Awarded Jul 8 at 14:02
Truffle Migrate Rinkeby - Error: PollingBlockTracker - encountered an error while attempting to update latest block: Error: ETIMEDOUT
Awarded Jul 4 at 2:18
How to create and send Flashbot transactions?
Awarded Jul 1 at 14:50
Faster way to generate DAG?
Awarded Jun 30 at 17:35
Convert bytes32 to bytes
Awarded Jun 29 at 14:26
Parse uint256 parameters to a function call from web3.js
Awarded Jun 29 at 12:00
Why aren't Solidity sha3 hashes not matching what other sha3 libraries produce?
Awarded Jun 28 at 3:31
Project ID is required
Awarded Jun 27 at 19:17
Sign message with web3 and verify with openzeppelin-solidity ECDSA.sol
Awarded Jun 25 at 4:34
Error: network does not support ENS
Awarded Jun 20 at 19:18
TypeError: Cannot read properties of undefined (reading 'JsonRpcProvider')
Awarded Jun 17 at 13:13
How to solve ImportError: No module named web3?
Awarded Jun 16 at 15:51
What's the point of ERC721Receiver.sol and ERC721Holder.sol in OpenZeppelin's implementation?
Awarded Jun 15 at 15:41
Calculate The Gas Fee Of A Smart Contract Function Call And Convert The Result to USD Value
Awarded Jun 14 at 12:46
Error : transaction underpriced
Awarded Jun 14 at 3:50
How to automatically add a custom token to MetaMask with ethers.js
Awarded Jun 13 at 16:52
What is an Enode ID in Ethereum?
Awarded Jun 13 at 0:49
'Error: invalid arrayify value (argument="value", value="", code=INVALID_ARGUMENT, version=bytes/5.0.5)\n'
Awarded Jun 7 at 23:11
How to check the size of a contract in Solidity?
Awarded Jun 7 at 2:41
How to check the current MetaMask network?
Awarded Jun 6 at 23:16
What is the regex to validate an Ethereum transaction hash?
Awarded Jun 4 at 16:27
How to convert a number into unit256 number?
Awarded Jun 2 at 1:56
web3py encode method call parameters
Awarded Jun 1 at 20:35
Where to find Uniswap contract addresses on Goerli testnet
Awarded May 30 at 16:42
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