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Ismael's user avatar
Ismael's user avatar
Ismael's user avatar
Ismael
Moderator
  • Member for 8 years, 1 month
  • Last seen this week
  • Argentina
6 votes

Is a block number unique or does it change if the block becomes uncle? Does the transaction hash include a block hash as input?

6 votes
Accepted

Difference and relationship (if any) between ERC and EIP

6 votes
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Geth - Check balance on --light mode

6 votes

Is it safe to use abi.encodePacked in production solidity code?

6 votes
Accepted

What is the meaning of Ethereum mainnet genesis block extradata value?

6 votes
Accepted

Sign message with web3 and verify with openzeppelin-solidity ECDSA.sol

5 votes

How to use mnemonic to recovery my ethereum wallet

5 votes
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After deleting all elements from an array, how much gas refund will be made?

5 votes
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Saving contract address after deploying with Truffle

5 votes
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Unable to Generate Same Account from MetaMask Mnemonic in EthereumJSWallet

5 votes
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Which language are precompiled contracts written in?

5 votes
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Underhanded Solidity: Exploiting multiple inheritance

5 votes
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What is use of HDWalletProvider in Truffle config?

5 votes

abi.encodePacked Is it necessary

5 votes
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Is it OK to use the reset flag with every Truffle compile and migrate when using the TestRPC client?

5 votes
Accepted

Truffle Contract Factory Testing (Javascript)

5 votes

Solidity convert hex string to bytes

5 votes
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Does the latest version of geth does not create geth.ipc?

5 votes
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Return a mapping in Truffle test

5 votes

How to create an array of unique addresses

5 votes

How to user SafeERC20 from zeppelin-solidity

5 votes

Ethereum Wallet vs. Mist (vs. Testnet vs. Mainnet)

5 votes
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How does time in the blockchain work?

5 votes
Accepted

Truffle: Why is my "onlyOwner" modifier not running in truffle?

5 votes

How was the recursion created that lead to theDAO hack?

5 votes
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Calling contract constructor with arguments

5 votes
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How to issue tradable tokens?

5 votes

how to setup multicurrency ICO / Crowdsale

5 votes
Accepted

How do I send the entire ether balance from one account to another account?

5 votes

Why did Uniswap abandon Vyper?

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