Ha ĐANG's user avatar
Ha ĐANG's user avatar
Ha ĐANG's user avatar
Ha ĐANG
  • Member for 4 years, 1 month
  • Last seen this week
21 votes
Accepted

Getting Tx is not a constructor when executing this program

10 votes
Accepted

geth 1.8.15 flag provided but not defined: --fast

4 votes
Accepted

Access all the values (tuples) stored in mappings of solidity smart contract using contract address

4 votes

Is there a plan / EIP for native multi-signature transactions?

4 votes

Inline assembly, good or bad practice

4 votes
Accepted

How to modify the algorithm of transaction selection in Ethereum private net?

3 votes
Accepted

ether faucet error whenever i am trying to get ethers for rinkeby testnet from https://faucet.rinkeby.io/

3 votes
Accepted

Geth VerifySeal function

3 votes
Accepted

Setting time requirements in Solidity

3 votes

simple dapp with React "issues with solidity"

3 votes

Where are tokens stored from an implementation level

3 votes

Upgradeable smart contracts

2 votes

EVM Contract Testing with JS issue - ReferenceError: artifact is not defined

2 votes

Type address is not implicitly convertible to expected type contract ERC20

2 votes
Accepted

Total supply of ERC-20 TOKEN?

2 votes

Using Python to invoke smart contract

2 votes

Smart contract consensus - underpinned by transactions?

2 votes
Accepted

Smart Contract in website framework?

2 votes
Accepted

How does knowing the root hash of a past world state help me to revert to this world state?

2 votes
Accepted

Forward ether to multiple addresses

2 votes

Estimate Gas Price (not Gas) using Web3

2 votes

how to deploy dapps into production (mainnetwork)

2 votes

Can I have someone submit my transaction to the network, so I don't have to pay the gas fee (in ether)?

2 votes
Accepted

Is it possible to hard fork a private network to Constantinople?

2 votes
Accepted

Transaction disappeared from the pending transactions in node

2 votes

How to convert a uint to 64 byte hex string using Node.js?

2 votes

Error: Failed account unlock attempt, is this an attack?

2 votes
Accepted

ZepplinOS: Where to set owner of the contract?

2 votes

Why does function GetEVM set the balance of from address to MaxBig256?

2 votes
Accepted

How to add custom precompiled contract?