Ethereum

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Awarded 4747 times.
Lottery Winning number based on blockhash
Awarded 51 mins ago
Importing OpenZeppelin loads all node_modules contracts into Ganache
Awarded 1 hour ago
What happens when i redeploy my contract on truffle?
Awarded yesterday
How do Proxy Upgraded Logic Contracts Share Data
Awarded yesterday
Cannot create contract from another contract - truffle and ganache
Awarded 2 days ago
Order of transactions in the same block
Awarded 2 days ago
Parity IPC direct connect
Awarded Feb 14 at 6:35
How to replace specific bytes at an index in a bytes32?
Awarded Feb 13 at 10:40
Explicit type conversion not allowed from “bytes32” to “address”
Awarded Feb 13 at 5:45
Does metamask uses web3?
Awarded Feb 12 at 13:35
How to call a function with data location as parameter using web interface designed in sublime? [closed]
Awarded Feb 12 at 6:15
How can the functionality of multisignature transactions of Bitcoin be remodeled in Ethereum?
Awarded Feb 11 at 23:30
Solidity keccak behavior
Awarded Feb 11 at 11:45
What is input in web3.eth.abi.decodeLog(inputs, hexString, topics);
Awarded Feb 11 at 6:45
Difference between MythX and Mythril for security auditing
Awarded Feb 10 at 20:00
VM error: revert. Try to send ether from contract to another contract
Awarded Feb 10 at 15:25
Why Etherscan is reporting negative token balances?
Awarded Feb 8 at 0:10
How to use older version of Solidity in Truffle suite
Awarded Feb 7 at 11:05
how to pay for goods with tokens ERC20 [closed]
Awarded Feb 7 at 10:50
Recover public key from sign generated by AWS Cloud HSM - Golang
Awarded Feb 6 at 10:55
Costs of storing an empty dynamic array of length 2**256-1 vs length 4
Awarded Feb 5 at 16:30
Smart contract and oracles
Awarded Feb 4 at 15:55
Does Hyperledger Besu support Plasma?
Awarded Feb 4 at 13:35
use geth in ropsten network invalid transaction v, r, s values [closed]
Awarded Feb 4 at 13:25
Is transaction confidentiality achievable in Ethereum currently
Awarded Feb 4 at 7:40
ERC20 coin transaction not successful
Awarded Feb 4 at 6:00
Who Guarantees the Accuracy of a Smart Contract? [closed]
Awarded Feb 3 at 14:55
How to change Ethereum default directory
Awarded Feb 3 at 13:05
Contract Call from another Contract
Awarded Feb 3 at 13:05
Smart contract DB
Awarded Feb 3 at 12:05
How to calculate Estimated Confirmation Duration of a pending transaction?
Awarded Feb 3 at 2:00
How to send a private transaction using Quorum
Awarded Feb 3 at 1:10
msg.sender.balance returns a strange number
Awarded Feb 2 at 8:55
Best Discovery Protocol implementation
Awarded Jan 31 at 14:05
Get a list of tokens inside an ethereum wallet address
Awarded Jan 31 at 13:05
If I use a factory contract to create a new contract, does it show that the factory contract created it in the blockchain? [closed]
Awarded Jan 30 at 17:50
How to call function via interface from another contract when calldata type is used
Awarded Jan 30 at 12:30
API call to get a list of all transactions sent TO a specific address (not contract)?
Awarded Jan 30 at 10:50
Is it possible to set a struct property as undefined or null?
Awarded Jan 29 at 17:50
web3py - Sending a transaction to a payable contract function
Awarded Jan 29 at 13:05
why does keccak256 in assembly require 2 arguments?
Awarded Jan 29 at 0:25
Can anybody here help me in understanding how transactions and block is getting verified [closed]
Awarded Jan 28 at 4:55
How to convert to 8 digits in etherum
Awarded Jan 27 at 18:55
Read and write products using solidity
Awarded Jan 27 at 5:45
How do I implement simple JS code to deploy a compiled smart contract to ganache-cli? [closed]
Awarded Jan 27 at 0:50
My ether was automatically sent to different address without my permission
Awarded Jan 26 at 23:30
Solidity error message on compilation (DeclarationError: Identifier not found or not unique. using Address for address;)
Awarded Jan 26 at 23:30
What is words in uint256?
Awarded Jan 26 at 16:10
Why do we use `serialize` function of `ethereumjs-tx` package before broadcasting a transaction
Awarded Jan 25 at 17:55
Total Unique Addresses Count of Ethereum Classic
Awarded Jan 24 at 16:30
Using the correct/best solc version with Truffle and general tooling setup
Awarded Jan 24 at 5:35
How can I get the current user account selected in MetaMask with Web3 js?
Awarded Jan 24 at 5:30
How to Open console In geth 1.9.10
Awarded Jan 24 at 4:10
Solidity 0.6.1 Receive Fallback Forwarder reverts due to insufficient gas
Awarded Jan 24 at 3:05
Deploy a token which you can only send in multiples of x
Awarded Jan 23 at 13:15
Can i disable direct transactions to smart contract address?
Awarded Jan 22 at 22:10
Trying to reference function from parent contract - Member “xxx” not found or not visible after argument-dependent lookup in address
Awarded Jan 22 at 19:05
send erc 20 tokens with full code example
Awarded Jan 22 at 17:15
How to resolve this error in solidity “The constructor should be payable if you send value.”?
Awarded Jan 22 at 10:10
Could someone explain basic transferFrom functionality
Awarded Jan 22 at 8:35
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