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Share Your Experience: Take the 2024 Developer Survey
Ismael's user avatar
Ismael's user avatar
Ismael's user avatar
Ismael
Moderator
  • Member for 8 years
  • Last seen this week
  • Argentina
41 votes
Accepted

Remix warnings - state mutability and public visibility

41 votes
Accepted

Why are there two methods encoding arguments? "abi.encode" and "abi.encodePacked"

36 votes
Accepted

Delete all elements from an array?

31 votes
Accepted

truffle migrate: How to deploy a contract whose constructor takes a parameter

27 votes
Accepted

Can I use the same private key for Ethereum and Bitcoin?

24 votes
Accepted

Truffle configuration file name - is it 'truffle.js' or 'truffle-config.js'?

21 votes

Ethereum Merkle Tree Explanation

20 votes

What are the practical uses of Allowance in ERC20 tokens?

19 votes

What is an HD wallet for Ether and how to create one using node.js?

19 votes
Accepted

TypeError: different number of components either side of equation

18 votes

Truffle's Ganache VS Testrpc

18 votes

what is the difference between hard cap and soft cap in ethereum ICO

17 votes
Accepted

Invalid implicit conversion from address[2] memory to address[] memory requested

16 votes
Accepted

Convert contract arguments from JSON to ABI-encoded format

15 votes
Accepted

web3.eth.sendRawTransaction is not a function

13 votes
Accepted

Truffle gas price and gas limit on demand instead of using fixed amount

13 votes
Accepted

What is a "raw transaction" and what is it used for?

13 votes
Accepted

Running truffle migrate just opens my truffle.js file and does nothing

12 votes
Accepted

Transaction gas cost in truffle test case

12 votes
Accepted

Error: "The contract code couldn't be stored, please check your gas limit"

11 votes
Accepted

You must deploy and link the following libraries before you can deploy a new version of Contract

11 votes

Ethereum Address vs Public Key

11 votes

Validating msg.data.length

11 votes
Accepted

Is it possible to have multiple coin types in one contract?

11 votes

Automatically update account balance with web3.js without polling

11 votes
Accepted

How to generate a new Ethereum address and private key from a command line?

10 votes
Accepted

How do you pass ABI-encoded parameters to abi.encodeWithSignature / abi.encodeWithSelector as a single bytes object?

10 votes

Is it possible to include all the openzeppelin library files on Remix?

10 votes

Get transaction id after contract function call

10 votes
Accepted

How to generate Private key, public key and address

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