Ethereum

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Deployment Failed : “Migrations” — only replay-protected (EIP-155) transactions allowed over RPC
Awarded 47 mins ago
What is the use of private key in smart contract?
Awarded 3 hours ago
i stupidily wrapped my ether to weth from metamask using uniswap,
Awarded 7 hours ago
Can we modify ERC20 functions?
Awarded 16 hours ago
Trouble with web3.eth.Contract, ABI usage with Typescript
Awarded 19 hours ago
Can't even create a smart contract: Sender doesn't have enough funds to send tx
Awarded yesterday
Calling a “view” function using web3js
Awarded yesterday
Overriding a function
Awarded yesterday
How to listen contract event in Python
Awarded yesterday
TypeError: contractInstance.voteForCandidate is not a function
Awarded 2 days ago
Encode method signature and parameters using Go-Ethereum
Awarded 2 days ago
Estimate gas price with ethers.js
Awarded 2 days ago
Get balance of a specific token in python using web3.py on polygon network
Awarded 2 days ago
Computing the Uniswap V3 pair price from Q64.96 number
Awarded 2 days ago
How to find a lost ETH
Awarded 2 days ago
Truffle migrate stuck at first migration
Awarded Aug 1 at 6:11
Are Uniswap tokens LP tokens?
Awarded Jul 31 at 12:48
how to build Dapp for Android using react-native
Awarded Jul 31 at 12:25
Does etherscan api support retrieving ERC-20 Token txns?
Awarded Jul 31 at 10:50
Passing constructor arguments to the CREATE assembly instruction in solidity
Awarded Jul 31 at 7:25
Why creating a private variable and a getter instead of just creating a public variable in solidity?
Awarded Jul 30 at 22:42
URGENT-refinding the private key in metamask
Awarded Jul 30 at 20:35
I want to convert/sell/trade my BEP20 Token to ETH
Awarded Jul 30 at 12:27
“couldn't decode uint8 from ABI: 0x” when returning a large fixed array with web3
Awarded Jul 30 at 9:21
What is best approach for generating random NFTs?
Awarded Jul 30 at 5:30
OPTIONS http://localhost:8545/ net::ERR_CONNECTION_REFUSED
Awarded Jul 30 at 5:07
Impersonating accounts on a forked Ethereum main net using Hardhat
Awarded Jul 29 at 22:51
How to transfer eth to specific address in smart contract?
Awarded Jul 29 at 21:34
how to create array of multiple data types
Awarded Jul 29 at 18:34
truffle migrate --network kovan issue
Awarded Jul 29 at 16:25
false Transaction mined but execution failed
Awarded Jul 29 at 15:15
Remix IDE: What is the purpose of Calldata and Transact Tab
Awarded Jul 29 at 8:33
Creating a 2D in-memory array in Solidity
Awarded Jul 29 at 7:41
Importing .sol files from an node_modules folder
Awarded Jul 28 at 22:06
how to upgrade or cancel a pending low gas transaction
Awarded Jul 28 at 21:50
geth not installed?
Awarded Jul 28 at 21:12
ERC20 TestToken code returns 0 for allowance after approval [duplicate]
Awarded Jul 28 at 20:51
Geth fast mode stuck on syning states after 3 days
Awarded Jul 28 at 16:51
How to find all ERC721 compliant NFTs owned by an address? (Web3 JS)
Awarded Jul 28 at 2:25
How is it possible for 0x0000000000000000000000000000000000000000 to send out ERC-20 tokens?
Awarded Jul 27 at 23:26
What exactly is the default Javascript VM environment in Remix?
Awarded Jul 27 at 13:11
Always get `Dai/insufficient-allowance` error
Awarded Jul 27 at 11:05
Questions about geth state tree pruning [closed]
Awarded Jul 27 at 10:33
web3 - web3.utils.toHex zeros length
Awarded Jul 27 at 6:15
How to get access to the storage array through the solidity assembler?
Awarded Jul 27 at 4:50
Visibility for constructor is ignored. If you want the contract to be non-deployable, making it “abstract” is sufficient
Awarded Jul 27 at 3:27
npm ERR! code ENOENT npm ERR! syscall spawn git
Awarded Jul 26 at 22:50
Is it possible and sensible to deploy a contract to the same address on Mainnet and Ropsten?
Awarded Jul 26 at 19:47
Can not Send ETH to Contract
Awarded Jul 26 at 19:06
How does a Solidity fallback function work with the raw CALL opcode of the EVM?
Awarded Jul 26 at 16:42
ERC223 Token Fallback Function Usage
Awarded Jul 26 at 14:10
Web3j how to get event args when parsing logs?
Awarded Jul 26 at 13:40
Solidity Event logs
Awarded Jul 26 at 10:52
Is there a way to retrieve private key of ganache account with web3?
Awarded Jul 25 at 15:25
How to confirm transaction as a receiver in metamask?
Awarded Jul 25 at 9:10
What is the difference between receipts and transactions？
Awarded Jul 25 at 4:20
When using array.push in solidity contract the logs is empty (using truffle-contract)
Awarded Jul 24 at 11:20
Cannot find module '@truffle/hdwallet-provider' [duplicate]
Awarded Jul 24 at 9:45
Increase block number on Ganache
Awarded Jul 24 at 3:27
Get an error: insufficient funds for gas * price + value
Awarded Jul 23 at 15:03
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