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goodvibration
  • Member for 6 years, 11 months
  • Last seen more than 3 years ago
3 votes

web3.js: How to convert Wei to Ether?

52 votes
Accepted

I see no way to obtain the return value of a non-view function (ethers.js)

11 votes

Does it make a difference to index an event with one parameter?

1 vote

private key should be a Buffer

5 votes
Accepted

Can anybody Point out the Difference between Web3.eth.sendTransaction and web3.eth.signTransaction?

0 votes
Accepted

Contract calling a function in another contract : TypeError

51 votes
Accepted

how to catch "revert" error in truffle test javascript?

4 votes
Accepted

Shuffle Array of integers in solidity

9 votes
Accepted

Data location can only be specified for array, struct or mapping types, but "memory" was given

5 votes

Recovering private key from keystore file

2 votes
Accepted

How to I initialise an array inside the contructor in solidity?

0 votes

What is wrong in require()?

0 votes
Accepted

Declare an string array inside a int array in Solidity

3 votes
Accepted

How to return a ENUM in string instead of integer

1 vote
Accepted

Before a transferFrom, is it better to check the allowance first?

0 votes
Accepted

Estimate Solidity function gas cost

1 vote
Accepted

require(msg.sender.call("")): No matching declaration found after argument-dependent lookup

0 votes
Accepted

How is this address a contract in kovan and address in mainnet

5 votes

Why do Solidity audits include checks that function address arguments are not equal to 0x0?

2 votes
Accepted

73: TypeError: "send" and "transfer" are only available for objects of type "address payable"

1 vote
Accepted

I am getting UnhandledPromiseRejectionWarning: Error: Returned error: execution reverted error while calling my smart contract methods using wb3js

1 vote
Accepted

the difference in the meaning of each way that generally works as a way of calling other functions

0 votes

Gas for internal transactions (and transactions in general)

15 votes
Accepted

What is the use case of transferFrom function in ERC20 token contract?

1 vote
Accepted

Do file names need to be UTF-8 for solc to be able to compile them?

2 votes
Accepted

what stops devs from changing supply of contracts?

1 vote

How can I make an asynchronous interaction between two contracts?

0 votes
Accepted

Publish a File and Other Values

1 vote
Accepted

How to resolve the issue while trying to test my contract

0 votes
Accepted

remote contract function call with solidity

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