Ethereum

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Answer your own question with score of 3 or more.
Awarded 433 times.
revert ERC20: transfer amount exceeds balance
Awarded yesterday
File outside of allowed directories on brownie compile command
Awarded May 13 at 13:48
Unable to connect to polygon mumbai test network using truffle
Awarded May 10 at 0:48
Truffle Migrate Rinkeby - Error: PollingBlockTracker - encountered an error while attempting to update latest block: Error: ETIMEDOUT
Awarded May 3 at 22:32
Where are the "missing" EIPs numbers
Awarded Apr 28 at 10:56
Gnosis safe transfer from contract fails with EIP2930 "Out of gas"
Awarded Apr 21 at 7:57
Error HH411: The library openzeppelin-solidity is not installed. Try installing it using npm (for old 0.5.0 solidity code)
Awarded Apr 17 at 18:17
getTransaction returns null for old transactions
Awarded Apr 16 at 12:25
How can I connect a local Hardhat network to Metamask?
Awarded Apr 12 at 9:40
Error: Contract with a Signer cannot override from (operation="overrides.from", code=UNSUPPORTED_OPERATION, version=contracts/5.4.1)
Awarded Apr 12 at 2:28
ethers.js web version, but not hardhat local version, gives error when calling contract
Awarded Apr 9 at 14:42
In Solidity, how does the slot assignation work for storage variables when there's inheritance?
Awarded Apr 8 at 19:21
How to implement the CREATE2 in Python
Awarded Apr 6 at 9:10
Why does geth Sync get very slow around 4 million blocks
Awarded Apr 3 at 3:52
Proper way to implement "buyable" ERC721 tokens
Awarded Mar 26 at 15:51
Brownie Chainlink Import Error VSCode - 'File import callback not supported'
Awarded Mar 19 at 1:32
Transfer to gnosis safe through contract failing due to out of gas errors
Awarded Mar 13 at 23:25
Estimated Pair Price VS Real Output Price Problem
Awarded Mar 4 at 8:45
Error HH8: There's one or more errors in your config file, Expected a value of type HttpNetworkConfig
Awarded Mar 4 at 1:32
truffle always says ".my_function is not a function"
Awarded Mar 2 at 11:41
Find a Function Call Across All Contract Transactions
Awarded Feb 24 at 16:36
How to use swapExactETHForTokens in smart contract?
Awarded Feb 17 at 22:31
How to get value of a contract public property using web3.eth
Awarded Feb 14 at 3:21
is it possible to create smart contract with deterministic address (like CREATE2 does) from transaction itself (i.e. without proxy/creator smart c)?
Awarded Feb 10 at 15:11
abi.decoder in solidity
Awarded Feb 9 at 14:40
How To Read LP Tokens Held By Address After Being Staked On Pancakeswap
Awarded Feb 6 at 17:07
Retrieving Matic Reward Rates on AAVE with a Python script
Awarded Feb 5 at 22:18
Cant validate authenticated message with ethers.js
Awarded Feb 3 at 21:16
Network ropsten doesn't show in metamask
Awarded Jan 31 at 19:02
Hardhat: Error: unresolved libraries, but why?
Awarded Jan 31 at 3:17
Listen to events in the Polygon network using Web3.py
Awarded Jan 28 at 0:55
abi.encodeWithSignature did not work
Awarded Jan 24 at 22:10
Is the range of a FilterQuery inclusive up to ToBlock?
Awarded Jan 19 at 9:06
Error: missing argument: in Contract constructor
Awarded Jan 18 at 16:03
Hardhat, ether.js - fetching balance of signers locally shows no ether
Awarded Jan 10 at 4:04
How to get multi-return values in Solidity?
Awarded Jan 3 at 21:25
What is the logics behind Q64.96 number?
Awarded Jan 3 at 6:57
How to decode a raw transaction in Python?
Awarded Dec 30, 2021 at 19:56
Truffle test: getting Transaction Object instead of uint result
Awarded Dec 27, 2021 at 17:15
How to measure gas usage for each function call in Hardhat?
Awarded Dec 27, 2021 at 14:08
deploying smartcontract to ganache-desktop instead of ganache-cli with brownie
Awarded Dec 27, 2021 at 4:56
How do I retrieve the exact gas costs spent for a transaction with ethers.js?
Awarded Dec 26, 2021 at 19:42
How to properly implement a ContractURI for on-chain NFTs
Awarded Dec 22, 2021 at 13:27
Uniswap V2 calculate quantity tradable at target execution price in Solidity?
Awarded Dec 20, 2021 at 1:47
'Brownie compile' using different compiler version than specified in configuration file
Awarded Dec 19, 2021 at 16:03
Contract state won't change during Truffle tests
Awarded Dec 5, 2021 at 22:58
function not returning a uint256 while using Hardhat testing
Awarded Dec 2, 2021 at 20:41
Calculate The Gas Fee Of A Smart Contract Function Call And Convert The Result to USD Value
Awarded Nov 24, 2021 at 5:35
Etherscan API Invalid API key
Awarded Nov 15, 2021 at 14:32
How to get the return value on a state altering function?
Awarded Nov 13, 2021 at 4:08
Determining Contract Address with web3 1.0
Awarded Nov 10, 2021 at 13:17
Ganache Invalid JSON RPC response: ""
Awarded Nov 3, 2021 at 22:33
Is there an API that can find all the ERC20 token icons?
Awarded Oct 28, 2021 at 18:55
Trying to use window.ethereum.request in Typescript errors out with Property 'request' does not exist on type 'EthereumProvider'
Awarded Oct 27, 2021 at 9:18
Web3.js batch request error: method.callback is not a function
Awarded Oct 26, 2021 at 19:25
Chainlink node not initializing, failed to initialize ORM: initializeORM#NewORM: unable to init DB: unable to open postgresql
Awarded Oct 26, 2021 at 6:10
can't connect to web3 using websocket method
Awarded Oct 25, 2021 at 14:34
What is the purpose of using a true random number for an NFT?
Awarded Oct 25, 2021 at 13:25
How to use address.call{}() in solidity
Awarded Oct 10, 2021 at 17:25
How to convert bignumber to normal number using ethers.js?
Awarded Oct 8, 2021 at 1:55
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